From 73129858197a88a456280464710c166f1f201d0d Mon Sep 17 00:00:00 2001
From: saff-coder <sophi.m.80@gmail.com>
Date: Fri, 10 Oct 2025 14:06:28 +0100
Subject: [PATCH 01/11] All the tasks are complete

---
 Sprint-1/1-key-exercises/1-count.js           |  1 +
 Sprint-1/1-key-exercises/2-initials.js        |  4 +-
 Sprint-1/1-key-exercises/3-paths.js           |  9 +++-
 Sprint-1/1-key-exercises/4-random.js          | 45 +++++++++++++++++++
 Sprint-1/2-mandatory-errors/0.js              |  8 +++-
 Sprint-1/2-mandatory-errors/1.js              |  4 ++
 Sprint-1/2-mandatory-errors/2.js              |  3 +-
 Sprint-1/2-mandatory-errors/3.js              | 11 ++++-
 Sprint-1/2-mandatory-errors/4.js              | 10 ++++-
 .../1-percentage-change.js                    | 19 +++++++-
 .../3-mandatory-interpret/2-time-format.js    |  8 +++-
 Sprint-1/3-mandatory-interpret/3-to-pounds.js |  7 ++-
 Sprint-1/4-stretch-explore/chrome.md          |  6 +++
 Sprint-1/4-stretch-explore/objects.md         |  5 +++
 14 files changed, 128 insertions(+), 12 deletions(-)

diff --git a/Sprint-1/1-key-exercises/1-count.js b/Sprint-1/1-key-exercises/1-count.js
index 117bcb2b6..7519f8829 100644
--- a/Sprint-1/1-key-exercises/1-count.js
+++ b/Sprint-1/1-key-exercises/1-count.js
@@ -4,3 +4,4 @@ count = count + 1;
 
 // Line 1 is a variable declaration, creating the count variable with an initial value of 0
 // Describe what line 3 is doing, in particular focus on what = is doing
+//In line 3 we are taking the current value of count (which is 0) and adding 1 to it, and store the new value back into  count" so now count is 1.the = is an assignment operator that Assigns values to variables so it takes the value on the right side (count + 1) and assigns it to the variable on the left side (count). 
\ No newline at end of file
diff --git a/Sprint-1/1-key-exercises/2-initials.js b/Sprint-1/1-key-exercises/2-initials.js
index 47561f617..23a96ab68 100644
--- a/Sprint-1/1-key-exercises/2-initials.js
+++ b/Sprint-1/1-key-exercises/2-initials.js
@@ -5,7 +5,9 @@ let lastName = "Johnson";
 // Declare a variable called initials that stores the first character of each string.
 // This should produce the string "CKJ", but you must not write the characters C, K, or J in the code of your solution.
 
-let initials = ``;
+let initials = `${firstName[0]}${middleName[0]}${lastName[0]}`;
 
 // https://www.google.com/search?q=get+first+character+of+string+mdn
 
+console.log(initials); //that should print "CKJ"
+//so the code is going to check the first character of each variable that means “the character at position 0
diff --git a/Sprint-1/1-key-exercises/3-paths.js b/Sprint-1/1-key-exercises/3-paths.js
index ab90ebb28..e0e2b5b0e 100644
--- a/Sprint-1/1-key-exercises/3-paths.js
+++ b/Sprint-1/1-key-exercises/3-paths.js
@@ -17,7 +17,12 @@ console.log(`The base part of ${filePath} is ${base}`);
 // Create a variable to store the dir part of the filePath variable
 // Create a variable to store the ext part of the variable
 
-const dir = ;
-const ext = ;
+const dir = filePath.slice(0, lastSlashIndex);// the slice is a method that cuts out part of a string and returns it as a new string. we use it here to get the dir part of the filePath
+const ext = base.slice(base.lastIndexOf("."));//the ext is any thing after the last dot 
+//const filePath = "/Users/mitch/cyf/Module-JS1/week-1/interpret/file.txt";
+//const dir = "/Users/mitch/cyf/Module-JS1/week-1/interpret";
+
+console.log(`The dir part of ${filePath} is ${dir}`);
+console.log(`The ext part of ${filePath} is ${ext}`);   
 
 // https://www.google.com/search?q=slice+mdn
\ No newline at end of file
diff --git a/Sprint-1/1-key-exercises/4-random.js b/Sprint-1/1-key-exercises/4-random.js
index 292f83aab..ee82575d1 100644
--- a/Sprint-1/1-key-exercises/4-random.js
+++ b/Sprint-1/1-key-exercises/4-random.js
@@ -2,8 +2,53 @@ const minimum = 1;
 const maximum = 100;
 
 const num = Math.floor(Math.random() * (maximum - minimum + 1)) + minimum;
+console.log(num);
 
 // In this exercise, you will need to work out what num represents?
 // Try breaking down the expression and using documentation to explain what it means
 // It will help to think about the order in which expressions are evaluated
 // Try logging the value of num and running the program several times to build an idea of what the program is doing
+
+//num is a random number between minimum and maximum (inclusive)
+/*Math.random()
+
+This gives you a random decimal number between 0 (inclusive) and 1 (exclusive) — meaning it can be 0, but never exactly 1.
+
+Example outputs:
+0.23 
+
+/*(maximum - minimum + 1)
+
+This calculates how many whole numbers are in the range, including both ends.
+
+Example:
+100 - 1 + 1 = 100
+
+So, there are 100 possible integers from 1 to 100.
+
+/*Math.random() * (maximum - minimum + 1)
+
+This scales the random decimal to the desired range size.
+
+Example if Math.random() gave 0.57:
+0.57 * 100 = 57
+/*Math.floor(...)
+The Math.floor() method in JavaScript is used to round a number down to the nearest integer, regardless of whether the number is positive or negative or has a decimal part.
+Example:
+Math.floor(57.8) → 57
+
+/*+ minimum
+
+Finally, we shift the range up so it starts at 1 instead of 0.
+0–99 becomes 1–100*/
+
+//The order for evaluation is:
+/*maximum - minimum + 1
+
+Math.random() * (that result)
+
+Math.floor(...)
+
++ minimum*/
+
+//I run the code several times and got different numbers one was 60 the other one was 88
diff --git a/Sprint-1/2-mandatory-errors/0.js b/Sprint-1/2-mandatory-errors/0.js
index cf6c5039f..bb4556c21 100644
--- a/Sprint-1/2-mandatory-errors/0.js
+++ b/Sprint-1/2-mandatory-errors/0.js
@@ -1,2 +1,6 @@
-This is just an instruction for the first activity - but it is just for human consumption
-We don't want the computer to run these 2 lines - how can we solve this problem?
\ No newline at end of file
+//This is just an instruction for the first activity - but it is just for human consumption
+//We don't want the computer to run these 2 lines - how can we solve this problem?
+
+
+//if we have any instructions or explanations in our code without the computer executing them,we can use comments
+//comments In javascript are created by using (//) for single line comments
\ No newline at end of file
diff --git a/Sprint-1/2-mandatory-errors/1.js b/Sprint-1/2-mandatory-errors/1.js
index 7a43cbea7..8d492ab86 100644
--- a/Sprint-1/2-mandatory-errors/1.js
+++ b/Sprint-1/2-mandatory-errors/1.js
@@ -2,3 +2,7 @@
 
 const age = 33;
 age = age + 1;
+// This will give an error because we only use const for Fixed values so we can change const to let
+let age = 33;
+age = age + 1;
+console.log(age); // that should print 34
\ No newline at end of file
diff --git a/Sprint-1/2-mandatory-errors/2.js b/Sprint-1/2-mandatory-errors/2.js
index e09b89831..023100053 100644
--- a/Sprint-1/2-mandatory-errors/2.js
+++ b/Sprint-1/2-mandatory-errors/2.js
@@ -1,5 +1,6 @@
 // Currently trying to print the string "I was born in Bolton" but it isn't working...
 // what's the error ?
 
-console.log(`I was born in ${cityOfBirth}`);
 const cityOfBirth = "Bolton";
+console.log(`I was born in ${cityOfBirth}`);
+ //we have to declare the variable cityOfBirth with const or let before using it in the console.log statement
diff --git a/Sprint-1/2-mandatory-errors/3.js b/Sprint-1/2-mandatory-errors/3.js
index ec101884d..ec4223fd1 100644
--- a/Sprint-1/2-mandatory-errors/3.js
+++ b/Sprint-1/2-mandatory-errors/3.js
@@ -1,9 +1,18 @@
 const cardNumber = 4533787178994213;
 const last4Digits = cardNumber.slice(-4);
-
+console.log(last4Digits);
 // The last4Digits variable should store the last 4 digits of cardNumber
 // However, the code isn't working
 // Before running the code, make and explain a prediction about why the code won't work
+//the slice method is used for strings not numbers.
 // Then run the code and see what error it gives.
+//Uncaught TypeError: cardNumber.slice is not a function
 // Consider: Why does it give this error? Is this what I predicted? If not, what's different?
+//javascript can not slice a number 
 // Then try updating the expression last4Digits is assigned to, in order to get the correct value
+//I have added the console.log to see the output.
+//there is another way to get the last 4 digits by using slice method is to convert the number to a string first by using toString() method
+const last4Digits = cardNumber.toString().slice(-4); //it wil print "4213"
+//If you want it to be a number, you can convert it back:
+const last4Digits = Number(cardNumber.toString().slice(-4));
+Now last4Digits will be 4213 as a number.
\ No newline at end of file
diff --git a/Sprint-1/2-mandatory-errors/4.js b/Sprint-1/2-mandatory-errors/4.js
index 21dad8c5d..07b8dea17 100644
--- a/Sprint-1/2-mandatory-errors/4.js
+++ b/Sprint-1/2-mandatory-errors/4.js
@@ -1,2 +1,10 @@
 const 12HourClockTime = "20:53";
-const 24hourClockTime = "08:53";
\ No newline at end of file
+const 24hourClockTime = "08:53";
+
+//because variables names cannot start with a number
+//I have changed the variable names to start with a letter
+const twelveHourClockTime = "08:53 PM";
+const twentyFourHourClockTime = "20:53";
+console.log(twelveHourClockTime);
+console.log(twentyFourHourClockTime); 
+// that should print "08:53 PM" and "20:53"
\ No newline at end of file
diff --git a/Sprint-1/3-mandatory-interpret/1-percentage-change.js b/Sprint-1/3-mandatory-interpret/1-percentage-change.js
index e24ecb8e1..3ec5c3051 100644
--- a/Sprint-1/3-mandatory-interpret/1-percentage-change.js
+++ b/Sprint-1/3-mandatory-interpret/1-percentage-change.js
@@ -2,7 +2,7 @@ let carPrice = "10,000";
 let priceAfterOneYear = "8,543";
 
 carPrice = Number(carPrice.replaceAll(",", ""));
-priceAfterOneYear = Number(priceAfterOneYear.replaceAll("," ""));
+priceAfterOneYear = Number(priceAfterOneYear.replaceAll("," ,""));
 
 const priceDifference = carPrice - priceAfterOneYear;
 const percentageChange = (priceDifference / carPrice) * 100;
@@ -12,11 +12,26 @@ console.log(`The percentage change is ${percentageChange}`);
 // Read the code and then answer the questions below
 
 // a) How many function calls are there in this file? Write down all the lines where a function call is made
-
+//after running the code I found 5 function calls
+//line 1: replaceAll
+//line 2: replaceAll
+//line 4: Number
+//line 5: Number
+//line 8: console.log
 // b) Run the code and identify the line where the error is coming from - why is this error occurring? How can you fix this problem?
+// after running the code i found an error in line 5 missing a comma in the replaceAll method to fix it I have added the comma
 
 // c) Identify all the lines that are variable reassignment statements
+carPrice = Number(carPrice.replaceAll(",", ""));
+priceAfterOneYear = Number(priceAfterOneYear.replaceAll(",", ""));
+
 
 // d) Identify all the lines that are variable declarations
+let carPrice = "10,000";
+let priceAfterOneYear = "8,543";
+const priceDifference = carPrice - priceAfterOneYear;
+const percentageChange = (priceDifference / carPrice) * 100;
 
 // e) Describe what the expression Number(carPrice.replaceAll(",","")) is doing - what is the purpose of this expression?
+// Fist the car price is a string so we can't do any calculation on it yet 
+//so first we remove all the comma by using replaceAll method then we convert it to a number by using Number method
\ No newline at end of file
diff --git a/Sprint-1/3-mandatory-interpret/2-time-format.js b/Sprint-1/3-mandatory-interpret/2-time-format.js
index 47d239558..d1e665924 100644
--- a/Sprint-1/3-mandatory-interpret/2-time-format.js
+++ b/Sprint-1/3-mandatory-interpret/2-time-format.js
@@ -12,14 +12,20 @@ console.log(result);
 // For the piece of code above, read the code and then answer the following questions
 
 // a) How many variable declarations are there in this program?
+// there is 6 variable declarations 
 
 // b) How many function calls are there?
+// there is only 1 function call which is the last onw in line 10 console.log(result);
 
 // c) Using documentation, explain what the expression movieLength % 60 represents
 // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Arithmetic_Operators
+//modulus operator % gives the remainder after dividing one number by another.which is in this case8784 % 60 = 24 second 
+
 
 // d) Interpret line 4, what does the expression assigned to totalMinutes mean?
+//we are converting the seconds into minutes by dividing by 60 
 
 // e) What do you think the variable result represents? Can you think of a better name for this variable?
-
+//Duration of the movie in hours, minutes, and seconds.
 // f) Try experimenting with different values of movieLength. Will this code work for all values of movieLength? Explain your answer
+//yes it will work for all values of movieLength  because the code will always convert seconds into hours, minutes, and seconds format.
\ No newline at end of file
diff --git a/Sprint-1/3-mandatory-interpret/3-to-pounds.js b/Sprint-1/3-mandatory-interpret/3-to-pounds.js
index 60c9ace69..4cb4ce2c7 100644
--- a/Sprint-1/3-mandatory-interpret/3-to-pounds.js
+++ b/Sprint-1/3-mandatory-interpret/3-to-pounds.js
@@ -24,4 +24,9 @@ console.log(`£${pounds}.${pence}`);
 // Try and describe the purpose / rationale behind each step
 
 // To begin, we can start with
-// 1. const penceString = "399p": initialises a string variable with the value "399p"
+// 1. const penceString = "399p":  a string variable with the value "399p"
+//2.in line 3 because the value is a string we can't do any calculation on it yet we need to convert it to a number so the first step is to get rid of the letter P at the end so no matter how long the number is we get rid of the last character.
+//3. in line 8 we make sure the number has 3 digits so if needed we add zeros at the start at the number
+//4. const pounds = paddedPenceNumberString.substring(0, paddedPenceNumberString.length - 2);: by taking away the last 2 digit we will get the pounds in this example the amount is 399 so by taking away the 99 we will get 3 pounds 
+//6. const pence = paddedPenceNumberString.substring(paddedPenceNumberString.length - 2).padEnd(2, "0");: the same thing again now extracts the pence part by taking the last two digits if it is one digit we add 0 at the end to make it two digits
+// in line 18 to print the result in the right format £ sign then pounds then a dot and then pence
diff --git a/Sprint-1/4-stretch-explore/chrome.md b/Sprint-1/4-stretch-explore/chrome.md
index e7dd5feaf..cbc84b3be 100644
--- a/Sprint-1/4-stretch-explore/chrome.md
+++ b/Sprint-1/4-stretch-explore/chrome.md
@@ -11,8 +11,14 @@ In the Chrome console,
 invoke the function `alert` with an input string of `"Hello world!"`;
 
 What effect does calling the `alert` function have?
+the browser shows a popup message box with your text — "Hello world!"
 
 Now try invoking the function `prompt` with a string input of `"What is your name?"` - store the return value of your call to `prompt` in an variable called `myName`.
 
+let myName = prompt("What is your name?");
+The browser shows a popup with a text input box and OK / Cancel buttons.
+
 What effect does calling the `prompt` function have?
+It display a dialog box that prompts the user for input
 What is the return value of `prompt`?
+The text the user entered (string) if clicked OK, or null if Cancel
diff --git a/Sprint-1/4-stretch-explore/objects.md b/Sprint-1/4-stretch-explore/objects.md
index 0216dee56..e2510a537 100644
--- a/Sprint-1/4-stretch-explore/objects.md
+++ b/Sprint-1/4-stretch-explore/objects.md
@@ -5,12 +5,17 @@ In this activity, we'll explore some additional concepts that you'll encounter i
 Open the Chrome devtools Console, type in `console.log` and then hit enter
 
 What output do you get?
+nothing 
 
 Now enter just `console` in the Console, what output do you get back?
+error message 
 
 Try also entering `typeof console`
 
 Answer the following questions:
 
 What does `console` store?
+console store Functions
 What does the syntax `console.log` or `console.assert` mean? In particular, what does the `.` mean?
+console.log  will print the message to the console
+console.assert will print a message if the condition is false

From c9700bf641aa1b54976e1053c678a835d476261e Mon Sep 17 00:00:00 2001
From: saff-coder <sophi.m.80@gmail.com>
Date: Thu, 23 Oct 2025 09:43:51 +0100
Subject: [PATCH 02/11] Key error done

The codes are fixed, the error has been corrected and explained
---
 Sprint-2/1-key-errors/0.js | 11 ++++++++---
 Sprint-2/1-key-errors/1.js | 17 ++++++++++++++---
 Sprint-2/1-key-errors/2.js | 19 +++++++++++++++----
 3 files changed, 37 insertions(+), 10 deletions(-)

diff --git a/Sprint-2/1-key-errors/0.js b/Sprint-2/1-key-errors/0.js
index 653d6f5a0..eb25856af 100644
--- a/Sprint-2/1-key-errors/0.js
+++ b/Sprint-2/1-key-errors/0.js
@@ -1,5 +1,5 @@
 // Predict and explain first...
-//  =============> write your prediction here
+//  =============> This code will give an error message
 
 // call the function capitalise with a string input
 // interpret the error message and figure out why an error is occurring
@@ -9,5 +9,10 @@ function capitalise(str) {
   return str;
 }
 
-// =============> write your explanation here
-// =============> write your new code here
+// =============> it gave an error because the variable str is being declared twice one with the function and another one with anew variable 
+// =============> this can be fixed by changing the variable name inside the function
+function capitalise(str) {
+  let capitalised = `${str[0].toUpperCase()}${str.slice(1)}`;
+  return capitalised;
+}
+console.log(capitalise("sophia")); // Output: "Sophia"
\ No newline at end of file
diff --git a/Sprint-2/1-key-errors/1.js b/Sprint-2/1-key-errors/1.js
index f2d56151f..b6e7d7382 100644
--- a/Sprint-2/1-key-errors/1.js
+++ b/Sprint-2/1-key-errors/1.js
@@ -1,7 +1,7 @@
 // Predict and explain first...
 
 // Why will an error occur when this program runs?
-// =============> write your prediction here
+// =============> I can see that the variable decimalNumber is being declared twice once as a  function parameter and again as a constant 
 
 // Try playing computer with the example to work out what is going on
 
@@ -14,7 +14,18 @@ function convertToPercentage(decimalNumber) {
 
 console.log(decimalNumber);
 
-// =============> write your explanation here
+// =============> so the function is to convert a decimal number into a percentage
+// so if the number is 0.5 it is multiplied by 100
+//  % sign is added at the end to make it 50%
 
 // Finally, correct the code to fix the problem
-// =============> write your new code here
+// =============> the problem can be fixed by removing the redeclaration of the variable decimalNumber inside the function
+function convertToPercentage(decimalNumber) {
+  const percentage = `${decimalNumber * 100}%`;
+  return percentage;
+}
+
+// Call the function and store the result in a variable
+const result = convertToPercentage(0.5);
+console.log(result); 
+
diff --git a/Sprint-2/1-key-errors/2.js b/Sprint-2/1-key-errors/2.js
index aad57f7cf..c7090da81 100644
--- a/Sprint-2/1-key-errors/2.js
+++ b/Sprint-2/1-key-errors/2.js
@@ -3,18 +3,29 @@
 
 // this function should square any number but instead we're going to get an error
 
-// =============> write your prediction of the error here
+// =============> First there is a number inside the function which is not allowed in JavaScript it should be a variable name
+//the second mistake is num is not declared
 
 function square(3) {
     return num * num;
 }
 
-// =============> write the error message here
+// =============> Uncaught SyntaxError: Unexpected number
+// =============> we put a number (3)where JavaScript expected a variable name 
+//Uncaught SyntaxError: Illegal return statement
 
-// =============> explain this error message here
+//we cant use return inside the function without declaring the function properly
 
 // Finally, correct the code to fix the problem
 
-// =============> write your new code here
+
+// =============> 
+function square(num) {
+  return num * num;
+}
+console.log(square(3));  // the answer should be 9
+console.log(square(5));  // the answer should be 25
+console.log(square(10)); // the answer should be 100
+
 
 

From f6931054cfa6a610e90cf9c3f865e62de917da14 Mon Sep 17 00:00:00 2001
From: saff-coder <sophi.m.80@gmail.com>
Date: Fri, 24 Oct 2025 09:27:35 +0100
Subject: [PATCH 03/11] all the mandatory debug is done

The prediction and explanation were done
---
 Sprint-2/2-mandatory-debug/0.js | 14 ++++++++++----
 Sprint-2/2-mandatory-debug/1.js | 10 +++++++---
 Sprint-2/2-mandatory-debug/2.js | 18 +++++++++++++-----
 3 files changed, 30 insertions(+), 12 deletions(-)

diff --git a/Sprint-2/2-mandatory-debug/0.js b/Sprint-2/2-mandatory-debug/0.js
index b27511b41..783868df3 100644
--- a/Sprint-2/2-mandatory-debug/0.js
+++ b/Sprint-2/2-mandatory-debug/0.js
@@ -1,6 +1,7 @@
 // Predict and explain first...
 
-// =============> write your prediction here
+// =============> console.log will print the result because log()will write the message to the console.
+//
 
 function multiply(a, b) {
   console.log(a * b);
@@ -8,7 +9,12 @@ function multiply(a, b) {
 
 console.log(`The result of multiplying 10 and 32 is ${multiply(10, 32)}`);
 
-// =============> write your explanation here
-
+// =============> When testing the code in Node.js, the output was  320 without the message because it was undefined "The result of multiplying 10 and 32 is undefined".
+//we need to use return to store the result then print it out. 
 // Finally, correct the code to fix the problem
-//  =============> write your new code here
+//  =============> // Corrected Code:
+function multiply(a, b) {
+  return a * b; // Use 'return' instead of 'console.log'
+}
+console.log(`The result of multiplying 10 and 32 is ${multiply(10, 32)}`);
+
diff --git a/Sprint-2/2-mandatory-debug/1.js b/Sprint-2/2-mandatory-debug/1.js
index 37cedfbcf..86cb04116 100644
--- a/Sprint-2/2-mandatory-debug/1.js
+++ b/Sprint-2/2-mandatory-debug/1.js
@@ -1,5 +1,5 @@
 // Predict and explain first...
-//  =============> write your prediction here
+//  =============> i think there will be and error message because at doesn't show what value to return so it will be undefined.
 
 function sum(a, b) {
   return;
@@ -8,6 +8,10 @@ function sum(a, b) {
 
 console.log(`The sum of 10 and 32 is ${sum(10, 32)}`);
 
-// =============> write your explanation here
+// ============= it should be in the same line after return statement to return the value
 // Finally, correct the code to fix the problem
-//  =============> write your new code here
+//  =============> corrected code:
+function sum(a, b) {
+  return a + b;
+}
+console.log(`The sum of 10 and 32 is ${sum(10, 32)}`);
diff --git a/Sprint-2/2-mandatory-debug/2.js b/Sprint-2/2-mandatory-debug/2.js
index 57d3f5dc3..0545a6e82 100644
--- a/Sprint-2/2-mandatory-debug/2.js
+++ b/Sprint-2/2-mandatory-debug/2.js
@@ -1,7 +1,7 @@
 // Predict and explain first...
 
 // Predict the output of the following code:
-// =============> Write your prediction here
+// =============> I predict that the code might not work because I am declaring num outside the function also I am giving num a constant value means it will always be 103
 
 const num = 103;
 
@@ -14,11 +14,19 @@ console.log(`The last digit of 105 is ${getLastDigit(105)}`);
 console.log(`The last digit of 806 is ${getLastDigit(806)}`);
 
 // Now run the code and compare the output to your prediction
-// =============> write the output here
+// =============> the code worked but the answer was 3 i predicted an error message.
 // Explain why the output is the way it is
-// =============> write your explanation here
+// =============> the output was 3 because at the beginning  it we declared that num value as 103
 // Finally, correct the code to fix the problem
-// =============> write your new code here
+// =============> corrected code is running the code without giving num any value  and add num in the function 
+
+function getLastDigit(num) {
+  return num.toString().slice(-1);
+}
+
+console.log(`The last digit of 42 is ${getLastDigit(42)}`);
+console.log(`The last digit of 105 is ${getLastDigit(105)}`);
+console.log(`The last digit of 806 is ${getLastDigit(806)}`);
 
 // This program should tell the user the last digit of each number.
-// Explain why getLastDigit is not working properly - correct the problem
+// Explain why getLastDigit is not working properly - it was not working at the start because every time we run the code would slice the last number of the 103 because we declared num as a constant with value 103 

From 15d0324c84ca65919a02fc4369dfd9ea6da7ed19 Mon Sep 17 00:00:00 2001
From: saff-coder <sophi.m.80@gmail.com>
Date: Fri, 24 Oct 2025 13:31:56 +0100
Subject: [PATCH 04/11] All the mandatory implementing done

1. Calculating the BMI
2. Change a sentence from lowercase to uppersnake case
3. Changing from Kg to lb
---
 Sprint-2/3-mandatory-implement/1-bmi.js       |  9 ++++++++-
 Sprint-2/3-mandatory-implement/2-cases.js     | 11 +++++++++++
 Sprint-2/3-mandatory-implement/3-to-pounds.js | 13 +++++++++++++
 3 files changed, 32 insertions(+), 1 deletion(-)

diff --git a/Sprint-2/3-mandatory-implement/1-bmi.js b/Sprint-2/3-mandatory-implement/1-bmi.js
index 17b1cbde1..c9cfa543f 100644
--- a/Sprint-2/3-mandatory-implement/1-bmi.js
+++ b/Sprint-2/3-mandatory-implement/1-bmi.js
@@ -16,4 +16,11 @@
 
 function calculateBMI(weight, height) {
     // return the BMI of someone based off their weight and height
-}
\ No newline at end of file
+}
+(calculateBMI(weight/hight*hight));
+    let bmi = 85 / (1.54 * 1.54);
+    console.log(bmi)
+   //here the result was 35.833307439446366 I need to round it to 1 decimal place
+   console.log(bmi.toFixed(1));
+   //now the output is 35.8
+   
\ No newline at end of file
diff --git a/Sprint-2/3-mandatory-implement/2-cases.js b/Sprint-2/3-mandatory-implement/2-cases.js
index 5b0ef77ad..e2387d568 100644
--- a/Sprint-2/3-mandatory-implement/2-cases.js
+++ b/Sprint-2/3-mandatory-implement/2-cases.js
@@ -14,3 +14,14 @@
 // You will need to come up with an appropriate name for the function
 // Use the MDN string documentation to help you find a solution
 // This might help https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/toUpperCase
+
+// There is 2 things we need to do: change the space to_ and change the letters from lowercase to uppercase
+
+function toUpperSnakeCase(str) {
+  return str
+    .replaceAll(' ', '_')  // replace spaces with underscores
+    .toUpperCase();        // make everything uppercase
+}
+
+console.log(toUpperSnakeCase("hello there"));         
+console.log(toUpperSnakeCase("lord of the rings"));
\ No newline at end of file
diff --git a/Sprint-2/3-mandatory-implement/3-to-pounds.js b/Sprint-2/3-mandatory-implement/3-to-pounds.js
index 6265a1a70..cbaef1a3e 100644
--- a/Sprint-2/3-mandatory-implement/3-to-pounds.js
+++ b/Sprint-2/3-mandatory-implement/3-to-pounds.js
@@ -4,3 +4,16 @@
 // You will need to declare a function called toPounds with an appropriately named parameter.
 
 // You should call this function a number of times to check it works for different inputs
+
+function toPounds(kg) {
+  const pounds = kg * 2.20462; 
+
+    return pounds;
+}
+console.log(toPounds(1));   
+console.log(toPounds(5));   
+console.log(toPounds(10));  
+  // if I want to round the result to 2 decimal places I can use toFixed(2)
+  console.log(toPounds(1).toFixed(2));   
+  console.log(toPounds(5).toFixed(2));   
+  console.log(toPounds(10).toFixed(2));
\ No newline at end of file

From 3178e1542d6a20a650778317d6ff413b56d92ffd Mon Sep 17 00:00:00 2001
From: saff-coder <sophi.m.80@gmail.com>
Date: Fri, 24 Oct 2025 17:13:49 +0100
Subject: [PATCH 05/11] Mandatory interpretation is done

I run the code in Python Visualiser and answered all the questions
---
 Sprint-2/4-mandatory-interpret/time-format.js | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/Sprint-2/4-mandatory-interpret/time-format.js b/Sprint-2/4-mandatory-interpret/time-format.js
index 7c98eb0e8..1adacd2ca 100644
--- a/Sprint-2/4-mandatory-interpret/time-format.js
+++ b/Sprint-2/4-mandatory-interpret/time-format.js
@@ -17,18 +17,22 @@ function formatTimeDisplay(seconds) {
 // Questions
 
 // a) When formatTimeDisplay is called how many times will pad be called?
-// =============> write your answer here
+// =============> 3 Times 
+pad(totalHours)
+pad(remainingMinutes)
+pad(remainingSeconds)
+
 
 // Call formatTimeDisplay with an input of 61, now answer the following:
 
 // b) What is the value assigned to num when pad is called for the first time?
-// =============> write your answer here
+// =============> 0 first value is totalHours
 
 // c) What is the return value of pad is called for the first time?
-// =============> write your answer here
+// =============> "00" because the target length is 2 digits
 
 // d) What is the value assigned to num when pad is called for the last time in this program?  Explain your answer
-// =============> write your answer here
+// =============> 1 this is last value is remaining in Seconds
 
 // e) What is the return value assigned to num when pad is called for the last time in this program?  Explain your answer
-// =============> write your answer here
+// =============> 01 because the target length is 2 digits

From a4cfc97a5ad3572dd459c8684d139263288c997f Mon Sep 17 00:00:00 2001
From: saff-coder <sophi.m.80@gmail.com>
Date: Sat, 25 Oct 2025 15:26:09 +0100
Subject: [PATCH 06/11] Revert "All the tasks are complete"

This reverts commit 73129858197a88a456280464710c166f1f201d0d.
---
 Sprint-1/1-key-exercises/1-count.js           |  1 -
 Sprint-1/1-key-exercises/2-initials.js        |  4 +-
 Sprint-1/1-key-exercises/3-paths.js           |  9 +---
 Sprint-1/1-key-exercises/4-random.js          | 45 -------------------
 Sprint-1/2-mandatory-errors/0.js              |  8 +---
 Sprint-1/2-mandatory-errors/1.js              |  4 --
 Sprint-1/2-mandatory-errors/2.js              |  3 +-
 Sprint-1/2-mandatory-errors/3.js              | 11 +----
 Sprint-1/2-mandatory-errors/4.js              | 10 +----
 .../1-percentage-change.js                    | 19 +-------
 .../3-mandatory-interpret/2-time-format.js    |  8 +---
 Sprint-1/3-mandatory-interpret/3-to-pounds.js |  7 +--
 Sprint-1/4-stretch-explore/chrome.md          |  6 ---
 Sprint-1/4-stretch-explore/objects.md         |  5 ---
 14 files changed, 12 insertions(+), 128 deletions(-)

diff --git a/Sprint-1/1-key-exercises/1-count.js b/Sprint-1/1-key-exercises/1-count.js
index 7519f8829..117bcb2b6 100644
--- a/Sprint-1/1-key-exercises/1-count.js
+++ b/Sprint-1/1-key-exercises/1-count.js
@@ -4,4 +4,3 @@ count = count + 1;
 
 // Line 1 is a variable declaration, creating the count variable with an initial value of 0
 // Describe what line 3 is doing, in particular focus on what = is doing
-//In line 3 we are taking the current value of count (which is 0) and adding 1 to it, and store the new value back into  count" so now count is 1.the = is an assignment operator that Assigns values to variables so it takes the value on the right side (count + 1) and assigns it to the variable on the left side (count). 
\ No newline at end of file
diff --git a/Sprint-1/1-key-exercises/2-initials.js b/Sprint-1/1-key-exercises/2-initials.js
index 23a96ab68..47561f617 100644
--- a/Sprint-1/1-key-exercises/2-initials.js
+++ b/Sprint-1/1-key-exercises/2-initials.js
@@ -5,9 +5,7 @@ let lastName = "Johnson";
 // Declare a variable called initials that stores the first character of each string.
 // This should produce the string "CKJ", but you must not write the characters C, K, or J in the code of your solution.
 
-let initials = `${firstName[0]}${middleName[0]}${lastName[0]}`;
+let initials = ``;
 
 // https://www.google.com/search?q=get+first+character+of+string+mdn
 
-console.log(initials); //that should print "CKJ"
-//so the code is going to check the first character of each variable that means “the character at position 0
diff --git a/Sprint-1/1-key-exercises/3-paths.js b/Sprint-1/1-key-exercises/3-paths.js
index e0e2b5b0e..ab90ebb28 100644
--- a/Sprint-1/1-key-exercises/3-paths.js
+++ b/Sprint-1/1-key-exercises/3-paths.js
@@ -17,12 +17,7 @@ console.log(`The base part of ${filePath} is ${base}`);
 // Create a variable to store the dir part of the filePath variable
 // Create a variable to store the ext part of the variable
 
-const dir = filePath.slice(0, lastSlashIndex);// the slice is a method that cuts out part of a string and returns it as a new string. we use it here to get the dir part of the filePath
-const ext = base.slice(base.lastIndexOf("."));//the ext is any thing after the last dot 
-//const filePath = "/Users/mitch/cyf/Module-JS1/week-1/interpret/file.txt";
-//const dir = "/Users/mitch/cyf/Module-JS1/week-1/interpret";
-
-console.log(`The dir part of ${filePath} is ${dir}`);
-console.log(`The ext part of ${filePath} is ${ext}`);   
+const dir = ;
+const ext = ;
 
 // https://www.google.com/search?q=slice+mdn
\ No newline at end of file
diff --git a/Sprint-1/1-key-exercises/4-random.js b/Sprint-1/1-key-exercises/4-random.js
index ee82575d1..292f83aab 100644
--- a/Sprint-1/1-key-exercises/4-random.js
+++ b/Sprint-1/1-key-exercises/4-random.js
@@ -2,53 +2,8 @@ const minimum = 1;
 const maximum = 100;
 
 const num = Math.floor(Math.random() * (maximum - minimum + 1)) + minimum;
-console.log(num);
 
 // In this exercise, you will need to work out what num represents?
 // Try breaking down the expression and using documentation to explain what it means
 // It will help to think about the order in which expressions are evaluated
 // Try logging the value of num and running the program several times to build an idea of what the program is doing
-
-//num is a random number between minimum and maximum (inclusive)
-/*Math.random()
-
-This gives you a random decimal number between 0 (inclusive) and 1 (exclusive) — meaning it can be 0, but never exactly 1.
-
-Example outputs:
-0.23 
-
-/*(maximum - minimum + 1)
-
-This calculates how many whole numbers are in the range, including both ends.
-
-Example:
-100 - 1 + 1 = 100
-
-So, there are 100 possible integers from 1 to 100.
-
-/*Math.random() * (maximum - minimum + 1)
-
-This scales the random decimal to the desired range size.
-
-Example if Math.random() gave 0.57:
-0.57 * 100 = 57
-/*Math.floor(...)
-The Math.floor() method in JavaScript is used to round a number down to the nearest integer, regardless of whether the number is positive or negative or has a decimal part.
-Example:
-Math.floor(57.8) → 57
-
-/*+ minimum
-
-Finally, we shift the range up so it starts at 1 instead of 0.
-0–99 becomes 1–100*/
-
-//The order for evaluation is:
-/*maximum - minimum + 1
-
-Math.random() * (that result)
-
-Math.floor(...)
-
-+ minimum*/
-
-//I run the code several times and got different numbers one was 60 the other one was 88
diff --git a/Sprint-1/2-mandatory-errors/0.js b/Sprint-1/2-mandatory-errors/0.js
index bb4556c21..cf6c5039f 100644
--- a/Sprint-1/2-mandatory-errors/0.js
+++ b/Sprint-1/2-mandatory-errors/0.js
@@ -1,6 +1,2 @@
-//This is just an instruction for the first activity - but it is just for human consumption
-//We don't want the computer to run these 2 lines - how can we solve this problem?
-
-
-//if we have any instructions or explanations in our code without the computer executing them,we can use comments
-//comments In javascript are created by using (//) for single line comments
\ No newline at end of file
+This is just an instruction for the first activity - but it is just for human consumption
+We don't want the computer to run these 2 lines - how can we solve this problem?
\ No newline at end of file
diff --git a/Sprint-1/2-mandatory-errors/1.js b/Sprint-1/2-mandatory-errors/1.js
index 8d492ab86..7a43cbea7 100644
--- a/Sprint-1/2-mandatory-errors/1.js
+++ b/Sprint-1/2-mandatory-errors/1.js
@@ -2,7 +2,3 @@
 
 const age = 33;
 age = age + 1;
-// This will give an error because we only use const for Fixed values so we can change const to let
-let age = 33;
-age = age + 1;
-console.log(age); // that should print 34
\ No newline at end of file
diff --git a/Sprint-1/2-mandatory-errors/2.js b/Sprint-1/2-mandatory-errors/2.js
index 023100053..e09b89831 100644
--- a/Sprint-1/2-mandatory-errors/2.js
+++ b/Sprint-1/2-mandatory-errors/2.js
@@ -1,6 +1,5 @@
 // Currently trying to print the string "I was born in Bolton" but it isn't working...
 // what's the error ?
 
-const cityOfBirth = "Bolton";
 console.log(`I was born in ${cityOfBirth}`);
- //we have to declare the variable cityOfBirth with const or let before using it in the console.log statement
+const cityOfBirth = "Bolton";
diff --git a/Sprint-1/2-mandatory-errors/3.js b/Sprint-1/2-mandatory-errors/3.js
index ec4223fd1..ec101884d 100644
--- a/Sprint-1/2-mandatory-errors/3.js
+++ b/Sprint-1/2-mandatory-errors/3.js
@@ -1,18 +1,9 @@
 const cardNumber = 4533787178994213;
 const last4Digits = cardNumber.slice(-4);
-console.log(last4Digits);
+
 // The last4Digits variable should store the last 4 digits of cardNumber
 // However, the code isn't working
 // Before running the code, make and explain a prediction about why the code won't work
-//the slice method is used for strings not numbers.
 // Then run the code and see what error it gives.
-//Uncaught TypeError: cardNumber.slice is not a function
 // Consider: Why does it give this error? Is this what I predicted? If not, what's different?
-//javascript can not slice a number 
 // Then try updating the expression last4Digits is assigned to, in order to get the correct value
-//I have added the console.log to see the output.
-//there is another way to get the last 4 digits by using slice method is to convert the number to a string first by using toString() method
-const last4Digits = cardNumber.toString().slice(-4); //it wil print "4213"
-//If you want it to be a number, you can convert it back:
-const last4Digits = Number(cardNumber.toString().slice(-4));
-Now last4Digits will be 4213 as a number.
\ No newline at end of file
diff --git a/Sprint-1/2-mandatory-errors/4.js b/Sprint-1/2-mandatory-errors/4.js
index 07b8dea17..21dad8c5d 100644
--- a/Sprint-1/2-mandatory-errors/4.js
+++ b/Sprint-1/2-mandatory-errors/4.js
@@ -1,10 +1,2 @@
 const 12HourClockTime = "20:53";
-const 24hourClockTime = "08:53";
-
-//because variables names cannot start with a number
-//I have changed the variable names to start with a letter
-const twelveHourClockTime = "08:53 PM";
-const twentyFourHourClockTime = "20:53";
-console.log(twelveHourClockTime);
-console.log(twentyFourHourClockTime); 
-// that should print "08:53 PM" and "20:53"
\ No newline at end of file
+const 24hourClockTime = "08:53";
\ No newline at end of file
diff --git a/Sprint-1/3-mandatory-interpret/1-percentage-change.js b/Sprint-1/3-mandatory-interpret/1-percentage-change.js
index 3ec5c3051..e24ecb8e1 100644
--- a/Sprint-1/3-mandatory-interpret/1-percentage-change.js
+++ b/Sprint-1/3-mandatory-interpret/1-percentage-change.js
@@ -2,7 +2,7 @@ let carPrice = "10,000";
 let priceAfterOneYear = "8,543";
 
 carPrice = Number(carPrice.replaceAll(",", ""));
-priceAfterOneYear = Number(priceAfterOneYear.replaceAll("," ,""));
+priceAfterOneYear = Number(priceAfterOneYear.replaceAll("," ""));
 
 const priceDifference = carPrice - priceAfterOneYear;
 const percentageChange = (priceDifference / carPrice) * 100;
@@ -12,26 +12,11 @@ console.log(`The percentage change is ${percentageChange}`);
 // Read the code and then answer the questions below
 
 // a) How many function calls are there in this file? Write down all the lines where a function call is made
-//after running the code I found 5 function calls
-//line 1: replaceAll
-//line 2: replaceAll
-//line 4: Number
-//line 5: Number
-//line 8: console.log
+
 // b) Run the code and identify the line where the error is coming from - why is this error occurring? How can you fix this problem?
-// after running the code i found an error in line 5 missing a comma in the replaceAll method to fix it I have added the comma
 
 // c) Identify all the lines that are variable reassignment statements
-carPrice = Number(carPrice.replaceAll(",", ""));
-priceAfterOneYear = Number(priceAfterOneYear.replaceAll(",", ""));
-
 
 // d) Identify all the lines that are variable declarations
-let carPrice = "10,000";
-let priceAfterOneYear = "8,543";
-const priceDifference = carPrice - priceAfterOneYear;
-const percentageChange = (priceDifference / carPrice) * 100;
 
 // e) Describe what the expression Number(carPrice.replaceAll(",","")) is doing - what is the purpose of this expression?
-// Fist the car price is a string so we can't do any calculation on it yet 
-//so first we remove all the comma by using replaceAll method then we convert it to a number by using Number method
\ No newline at end of file
diff --git a/Sprint-1/3-mandatory-interpret/2-time-format.js b/Sprint-1/3-mandatory-interpret/2-time-format.js
index d1e665924..47d239558 100644
--- a/Sprint-1/3-mandatory-interpret/2-time-format.js
+++ b/Sprint-1/3-mandatory-interpret/2-time-format.js
@@ -12,20 +12,14 @@ console.log(result);
 // For the piece of code above, read the code and then answer the following questions
 
 // a) How many variable declarations are there in this program?
-// there is 6 variable declarations 
 
 // b) How many function calls are there?
-// there is only 1 function call which is the last onw in line 10 console.log(result);
 
 // c) Using documentation, explain what the expression movieLength % 60 represents
 // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Arithmetic_Operators
-//modulus operator % gives the remainder after dividing one number by another.which is in this case8784 % 60 = 24 second 
-
 
 // d) Interpret line 4, what does the expression assigned to totalMinutes mean?
-//we are converting the seconds into minutes by dividing by 60 
 
 // e) What do you think the variable result represents? Can you think of a better name for this variable?
-//Duration of the movie in hours, minutes, and seconds.
+
 // f) Try experimenting with different values of movieLength. Will this code work for all values of movieLength? Explain your answer
-//yes it will work for all values of movieLength  because the code will always convert seconds into hours, minutes, and seconds format.
\ No newline at end of file
diff --git a/Sprint-1/3-mandatory-interpret/3-to-pounds.js b/Sprint-1/3-mandatory-interpret/3-to-pounds.js
index 4cb4ce2c7..60c9ace69 100644
--- a/Sprint-1/3-mandatory-interpret/3-to-pounds.js
+++ b/Sprint-1/3-mandatory-interpret/3-to-pounds.js
@@ -24,9 +24,4 @@ console.log(`£${pounds}.${pence}`);
 // Try and describe the purpose / rationale behind each step
 
 // To begin, we can start with
-// 1. const penceString = "399p":  a string variable with the value "399p"
-//2.in line 3 because the value is a string we can't do any calculation on it yet we need to convert it to a number so the first step is to get rid of the letter P at the end so no matter how long the number is we get rid of the last character.
-//3. in line 8 we make sure the number has 3 digits so if needed we add zeros at the start at the number
-//4. const pounds = paddedPenceNumberString.substring(0, paddedPenceNumberString.length - 2);: by taking away the last 2 digit we will get the pounds in this example the amount is 399 so by taking away the 99 we will get 3 pounds 
-//6. const pence = paddedPenceNumberString.substring(paddedPenceNumberString.length - 2).padEnd(2, "0");: the same thing again now extracts the pence part by taking the last two digits if it is one digit we add 0 at the end to make it two digits
-// in line 18 to print the result in the right format £ sign then pounds then a dot and then pence
+// 1. const penceString = "399p": initialises a string variable with the value "399p"
diff --git a/Sprint-1/4-stretch-explore/chrome.md b/Sprint-1/4-stretch-explore/chrome.md
index cbc84b3be..e7dd5feaf 100644
--- a/Sprint-1/4-stretch-explore/chrome.md
+++ b/Sprint-1/4-stretch-explore/chrome.md
@@ -11,14 +11,8 @@ In the Chrome console,
 invoke the function `alert` with an input string of `"Hello world!"`;
 
 What effect does calling the `alert` function have?
-the browser shows a popup message box with your text — "Hello world!"
 
 Now try invoking the function `prompt` with a string input of `"What is your name?"` - store the return value of your call to `prompt` in an variable called `myName`.
 
-let myName = prompt("What is your name?");
-The browser shows a popup with a text input box and OK / Cancel buttons.
-
 What effect does calling the `prompt` function have?
-It display a dialog box that prompts the user for input
 What is the return value of `prompt`?
-The text the user entered (string) if clicked OK, or null if Cancel
diff --git a/Sprint-1/4-stretch-explore/objects.md b/Sprint-1/4-stretch-explore/objects.md
index e2510a537..0216dee56 100644
--- a/Sprint-1/4-stretch-explore/objects.md
+++ b/Sprint-1/4-stretch-explore/objects.md
@@ -5,17 +5,12 @@ In this activity, we'll explore some additional concepts that you'll encounter i
 Open the Chrome devtools Console, type in `console.log` and then hit enter
 
 What output do you get?
-nothing 
 
 Now enter just `console` in the Console, what output do you get back?
-error message 
 
 Try also entering `typeof console`
 
 Answer the following questions:
 
 What does `console` store?
-console store Functions
 What does the syntax `console.log` or `console.assert` mean? In particular, what does the `.` mean?
-console.log  will print the message to the console
-console.assert will print a message if the condition is false

From 17480c0fb332a31b88a3fa48fbcb7b7bb20de83e Mon Sep 17 00:00:00 2001
From: saff-coder <sophi.m.80@gmail.com>
Date: Sun, 26 Oct 2025 11:07:16 +0000
Subject: [PATCH 07/11] updated the code with(lbs) at the end

This function converts the weight in kg to pounds
---
 Sprint-2/3-mandatory-implement/3-to-pounds.js | 17 +++++++----------
 1 file changed, 7 insertions(+), 10 deletions(-)

diff --git a/Sprint-2/3-mandatory-implement/3-to-pounds.js b/Sprint-2/3-mandatory-implement/3-to-pounds.js
index cbaef1a3e..b54176408 100644
--- a/Sprint-2/3-mandatory-implement/3-to-pounds.js
+++ b/Sprint-2/3-mandatory-implement/3-to-pounds.js
@@ -6,14 +6,11 @@
 // You should call this function a number of times to check it works for different inputs
 
 function toPounds(kg) {
-  const pounds = kg * 2.20462; 
-
-    return pounds;
+  const pounds = kg * 2.20462;
+  return `${pounds.toFixed(2)} lbs`; // returns a string
 }
-console.log(toPounds(1));   
-console.log(toPounds(5));   
-console.log(toPounds(10));  
-  // if I want to round the result to 2 decimal places I can use toFixed(2)
-  console.log(toPounds(1).toFixed(2));   
-  console.log(toPounds(5).toFixed(2));   
-  console.log(toPounds(10).toFixed(2));
\ No newline at end of file
+
+// Test cases 
+console.log(toPounds(1));   //the output "2.20 lbs"
+console.log(toPounds(5));   //the output is  "11.02 lbs"
+console.log(toPounds(10)); //the output is  "22.05 lbs"

From d1dfef3a89e2c5aa7c6ee18b4a8dc9038a7db1ba Mon Sep 17 00:00:00 2001
From: saff-coder <sophi.m.80@gmail.com>
Date: Sun, 26 Oct 2025 12:22:39 +0000
Subject: [PATCH 08/11] The BMI function is updated

---
 Sprint-2/3-mandatory-implement/1-bmi.js | 22 +++++++++++++---------
 1 file changed, 13 insertions(+), 9 deletions(-)

diff --git a/Sprint-2/3-mandatory-implement/1-bmi.js b/Sprint-2/3-mandatory-implement/1-bmi.js
index c9cfa543f..7cb2b2159 100644
--- a/Sprint-2/3-mandatory-implement/1-bmi.js
+++ b/Sprint-2/3-mandatory-implement/1-bmi.js
@@ -14,13 +14,17 @@
 // Then when we call this function with the weight and height
 // It should return their Body Mass Index to 1 decimal place
 
-function calculateBMI(weight, height) {
-    // return the BMI of someone based off their weight and height
+// I have made a small change to the test cases to ensure they match the expected output to 1 decimal place
+   function calculateBMI(weight, height) {
+  // Calculate BMI using the formula: weight (kg) / (height (m) * height (m))
+  const bmi = weight / (height * height);
+
+  // Round to 1 decimal place and return
+  return bmi.toFixed(1);
 }
-(calculateBMI(weight/hight*hight));
-    let bmi = 85 / (1.54 * 1.54);
-    console.log(bmi)
-   //here the result was 35.833307439446366 I need to round it to 1 decimal place
-   console.log(bmi.toFixed(1));
-   //now the output is 35.8
-   
\ No newline at end of file
+
+// Test cases
+console.log(calculateBMI(85, 1.54)); // 35.8
+console.log(calculateBMI(60, 1.65)); // 22.0
+console.log(calculateBMI(72, 1.80)); // 22.2
+// now the function is reusable and correct.
\ No newline at end of file

From cf133333c8d658afa2d8b9e9bc6a93a18b13ee02 Mon Sep 17 00:00:00 2001
From: saff-coder <sophi.m.80@gmail.com>
Date: Sun, 26 Oct 2025 16:58:33 +0000
Subject: [PATCH 09/11] changed the function now the output is a number

---
 Sprint-2/3-mandatory-implement/3-to-pounds.js | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/Sprint-2/3-mandatory-implement/3-to-pounds.js b/Sprint-2/3-mandatory-implement/3-to-pounds.js
index b54176408..e5600556b 100644
--- a/Sprint-2/3-mandatory-implement/3-to-pounds.js
+++ b/Sprint-2/3-mandatory-implement/3-to-pounds.js
@@ -5,12 +5,17 @@
 
 // You should call this function a number of times to check it works for different inputs
 
+// I thought adding "lbs" need to be inside a string .
+// i converted the  string back to number
+
 function toPounds(kg) {
   const pounds = kg * 2.20462;
-  return `${pounds.toFixed(2)} lbs`; // returns a string
+  return Number(pounds.toFixed(2)); 
 }
+console.log(`${toPounds(5)} lbs`);  
+
 
-// Test cases 
-console.log(toPounds(1));   //the output "2.20 lbs"
-console.log(toPounds(5));   //the output is  "11.02 lbs"
-console.log(toPounds(10)); //the output is  "22.05 lbs"
+// more Test cases 
+console.log(`${toPounds(1)} lbs`); // 2.20 lbs 
+console.log(`${toPounds(5)} lbs`);  // 11.02 lbs
+console.log(`${toPounds(10)} lbs`);  // 22.05 lbs
\ No newline at end of file

From 33218f8f5c5e62d82fb6d46edbebf5e80473ef12 Mon Sep 17 00:00:00 2001
From: saff-coder <sophi.m.80@gmail.com>
Date: Sun, 26 Oct 2025 23:10:11 +0000
Subject: [PATCH 10/11] I return the result as a number

I was able to test my data type using typeof
---
 Sprint-2/3-mandatory-implement/1-bmi.js | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/Sprint-2/3-mandatory-implement/1-bmi.js b/Sprint-2/3-mandatory-implement/1-bmi.js
index 7cb2b2159..7234694e5 100644
--- a/Sprint-2/3-mandatory-implement/1-bmi.js
+++ b/Sprint-2/3-mandatory-implement/1-bmi.js
@@ -20,11 +20,12 @@
   const bmi = weight / (height * height);
 
   // Round to 1 decimal place and return
-  return bmi.toFixed(1);
+  return Number(bmi.toFixed(1));
 }
 
 // Test cases
 console.log(calculateBMI(85, 1.54)); // 35.8
 console.log(calculateBMI(60, 1.65)); // 22.0
 console.log(calculateBMI(72, 1.80)); // 22.2
-// now the function is reusable and correct.
\ No newline at end of file
+// now the function is reusable and correct.
+console.log(typeof calculateBMI(85, 1.54));
\ No newline at end of file

From 03351ddd364d2fd4999d5b60f269523a422ab43d Mon Sep 17 00:00:00 2001
From: saff-coder <sophi.m.80@gmail.com>
Date: Thu, 30 Oct 2025 16:24:58 +0000
Subject: [PATCH 11/11] The code  implementing is complete

---
 Sprint-2/3-mandatory-implement/3-to-pounds.js | 48 +++++++++++++++----
 1 file changed, 40 insertions(+), 8 deletions(-)

diff --git a/Sprint-2/3-mandatory-implement/3-to-pounds.js b/Sprint-2/3-mandatory-implement/3-to-pounds.js
index e5600556b..86d48ff1f 100644
--- a/Sprint-2/3-mandatory-implement/3-to-pounds.js
+++ b/Sprint-2/3-mandatory-implement/3-to-pounds.js
@@ -8,14 +8,46 @@
 // I thought adding "lbs" need to be inside a string .
 // i converted the  string back to number
 
-function toPounds(kg) {
-  const pounds = kg * 2.20462;
-  return Number(pounds.toFixed(2)); 
-}
-console.log(`${toPounds(5)} lbs`);  
+//function toPounds(kg) {
+  //const pounds = kg * 2.20462;
+  //return Number(pounds.toFixed(2)); 
+//}
+//console.log(`${toPounds(5)} lbs`);  
 
 
 // more Test cases 
-console.log(`${toPounds(1)} lbs`); // 2.20 lbs 
-console.log(`${toPounds(5)} lbs`);  // 11.02 lbs
-console.log(`${toPounds(10)} lbs`);  // 22.05 lbs
\ No newline at end of file
+//console.log(`${toPounds(1)} lbs`); // 2.20 lbs 
+//console.log(`${toPounds(5)} lbs`);  // 11.02 lbs
+//console.log(`${toPounds(10)} lbs`);  // 22.05 lbs
+
+// I have misunderstood the requirement
+
+// Original code from interpret/to-pounds.js
+
+function toPounds(penceString) {
+  // Remove the 'p'
+  const penceStringWithoutTrailingP = penceString.substring(0, penceString.length - 1);
+
+  // Make sure there are at least 3 digits (e.g. "5" becomes "005")
+  const paddedPenceNumberString = penceStringWithoutTrailingP.padStart(3, "0");
+
+  // Extract pounds (everything except the last two digits)
+  const pounds = paddedPenceNumberString.substring(
+    0,
+    paddedPenceNumberString.length - 2
+  );
+
+  // Extract pence 
+  const pence = paddedPenceNumberString
+    .substring(paddedPenceNumberString.length - 2)
+    .padEnd(2, "0");
+
+  // 5️⃣ Return the formatted value
+  return `£${pounds}.${pence}`;
+}
+
+// ✅ Test the function with examples
+console.log(toPounds("399p")); // £3.99
+console.log(toPounds("5p"));   // £0.05
+console.log(toPounds("50p"));  // £0.50
+console.log(toPounds("1234p")); // £12.34