1-exercises

1-exercises/A-undefined/exercise.js

@@ -32,5 +32,5 @@ sayHelloToUser();
 
 
 // Example 4
-let arr = [1,2,3];
-console.log(arr[3]);
+let arr = [1, 2, 3];
+console.log(arr[3]);

1-exercises/B-while-loop/exercise.js

@@ -7,8 +7,13 @@
 
 function evenNumbers(n) {
     // TODO
+    let i = 0;
+    while (i < n) {
+        console.log(i * 2);
+        i++
+    }
 }
 
-evenNumbers(3); // should output 0,2,4
-evenNumbers(0); // should output nothing
-evenNumbers(10); // should output 0,2,4,6,8,10,12,14,16,18
+// evenNumbers(3); // should output 0,2,4
+// evenNumbers(0); // should output nothing
+evenNumbers(10); // should output 0,2,4,6,8,10,12,14,16,18

1-exercises/C-while-loop-with-array/exercise.js

@@ -13,11 +13,18 @@ const BIRTHDAYS = [
     "July 11th",
     "July 17th",
     "September 28th",
-    "November 15th"
+    "November 15th",
 ];
 
 function findFirstJulyBDay(birthdays) {
     // TODO
+    i = 0;
+    while (i < birthdays.lenght) {
+        if (birthdays[i].includes("July")) {
+            return birthdays[i];
+        }
+        i++
+    }
 }
 
-console.log(findFirstJulyBDay(BIRTHDAYS)); // should output "July 11th"
+console.log(findFirstJulyBDay(BIRTHDAYS)); // should output "July 11th"

1-exercises/D-do-while/exercise.js

@@ -8,6 +8,13 @@
 
 function evenNumbersSum(n) {
     // TODO
+    let result = "";
+    let i = 0;
+    do {
+        i += 1;
+        result += '${n * (n - 1)} ';
+    } while (i < 1);
+    return result;
 }
 
 console.log(evenNumbersSum(3)); // should output 6

1-exercises/E-for-loop/exercise1.js

@@ -7,8 +7,11 @@
 
 // Change the below code to use a for loop instead of a while loop.
 let i = 0;
-while(i < 26) {
+while (i < 26) {
     console.log(String.fromCharCode(97 + i));
     i++;
+    for (i = 0; i < 26; i++) {
+        console.log(String.fromCharCode(97 + i));
+    }
 }
-// The output shouldn't change.
+// The output shouldn't change.

1-exercises/E-for-loop/exercise2.js

@@ -15,17 +15,18 @@ const WRITERS = [
     "Zadie Smith",
     "Jane Austen",
     "Bell Hooks",
-    "Yukiko Motoya"
-]
-
-const AGES = [
-    59,
-    40,
-    41,
-    63,
-    49
+    "Yukiko Motoya",
 ];
 
+const AGES = [59, 40, 41, 63, 49];
+
+// TODO - Write for loop code here
+for (i = 0; i < WRITERS.length; i++) {
+    console.log(`${WRITERS[i]} is ${AGES[i]} years old`);
+}
+
+/*
+
 // TODO - Write for loop code here
 
 /*
@@ -36,4 +37,4 @@ Zadie Smith is 40 years old
 Jane Austen is 41 years old
 Bell Hooks is 63 years old
 Yukiko Motoya is 49 years old
-*/
+*/

1-exercises/F-for-of-loop/exercise.js

@@ -8,9 +8,14 @@ let tubeStations = [
     "Baker Street",
     "Picadilly Circus",
     "Oxford Street",
-    "Tottenham Court Road"
+    "Tottenham Court Road",
 ];
-
+for (let stations of tubeStations) {
+    console.log(stations);
+}
 
 // TODO Use a for-of loop to capitalise and output each letter in the string seperately.
 let str = "codeyourfuture";
+for (let charCaps of str) {
+    console.log(charCaps.toUpperCase());
+}

2-mandatory/1-weather-report.js

@@ -13,31 +13,43 @@
 
 function getTemperatureReport(cities) {
     // TODO
+    let cityTemp = [];
+    for (let i = 0; i < cities.length; i++) {
+        cityTemp.push(
+            `The temperature in ${cities[i]} is ${temperatureService(
+          cities[i]
+        )} degrees`
+        );
+    }
+    return cityTemp;
 }
 
 
 /* ======= TESTS - DO NOT MODIFY ===== */
 
 function temperatureService(city) {
-    let temparatureMap  = new Map();
-
-    temparatureMap.set('London', 10);
-    temparatureMap.set('Paris', 12);
-    temparatureMap.set('Barcelona', 17);
-    temparatureMap.set('Dubai', 27);
-    temparatureMap.set('Mumbai', 29);
-    temparatureMap.set('São Paulo', 23);
-    temparatureMap.set('Lagos', 33);
-    
+    let temparatureMap = new Map();
+
+    temparatureMap.set("London", 10);
+    temparatureMap.set("Paris", 12);
+    temparatureMap.set("Barcelona", 17);
+    temparatureMap.set("Dubai", 27);
+    temparatureMap.set("Mumbai", 29);
+    temparatureMap.set("São Paulo", 23);
+    temparatureMap.set("Lagos", 33);
+
     return temparatureMap.get(city);
 }
 
 test("should return a temperature report for the user's cities", () => {
-    let usersCities = [
-        "London",
-        "Paris",
-        "São Paulo"
-    ]
+    let usersCities = ["London", "Paris", "São Paulo"];
+
+    expect(getTemperatureReport(usersCities)).toEqual([
+        "The temperature in London is 10 degrees",
+        "The temperature in Paris is 12 degrees",
+        "The temperature in São Paulo is 23 degrees",
+    ]);
+
 
     expect(getTemperatureReport(usersCities)).toEqual([
         "The temperature in London is 10 degrees",