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[FTRMT102023] Jaime Ilustre #4030

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52c2bb9
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mayakilbertus Oct 19, 2023
efe859d
Iteration 1-4 done
jaimeilustre Oct 19, 2023
a5800ec
Solved lab
jaimeilustre Oct 20, 2023
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331 changes: 261 additions & 70 deletions src/functions-and-arrays.js
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Original file line number Diff line number Diff line change
@@ -1,119 +1,310 @@
// Iteration #1: Find the maximum
function maxOfTwoNumbers() {}


function maxOfTwoNumbers(num1, num2) {
if (num1 > num2) {
return num1;
} else {
return num2;
}
}

// Iteration #2: Find longest word
const words = ['mystery', 'brother', 'aviator', 'crocodile', 'pearl', 'orchard', 'crackpot'];

function findLongestWord() {}

const words = [
"mystery",
"brother",
"aviator",
"crocodile",
"pearl",
"orchard",
"crackpot",
];

function findLongestWord(array) {
let newArray = []; //
if (array.length === 0) {
return null;
} else if (array.length === 1) {
return array[0];
} else {
for (i = array.length - 1; i >= 0; i--) {
if (newArray.length === 0) {
newArray.push(array[i]);
} else {
if (
array[i].length > newArray[0].length ||
array[i].length === newArray[0].length
) {
newArray.unshift(array[i]);
} else {
newArray.push(array[i]);
}
}
}
}
return newArray[0];
}

// Iteration #3: Calculate the sum
const numbers = [6, 12, 1, 18, 13, 16, 2, 1, 8, 10];

function sumNumbers() {}



// Iteration #3.1 Bonus:
function sum() {}

function sumNumbers(array) {
let sum = 0;
for (i = 0; i < array.length; i++) {
sum += array[i];
}
return sum;
}

// Iteration #3.2 Bonus:
function sum(array) {
if (array.length === 0) {
return 0
}

let finalSum = 0;
for (let i = 0; i < array.length; i++) {
if (typeof array[i] === 'number') {
finalSum += array[i]
} else if (typeof array[i] === 'string') {
finalSum += array[i].length
} else if (typeof array[i] === 'boolean') {
if (array[i] === true) {
finalSum += 1;
} else if (array[i] === false) {
finalSum += 0
}
} else {
throw new Error("Error message goes here");
}
} return finalSum
}

// Iteration #4: Calculate the average
// Level 1: Array of numbers
const numbersAvg = [2, 6, 9, 10, 7, 4, 1, 9];

function averageNumbers() {}

function averageNumbers(array) {
let average = 0
if (array.length === 0) {
return null
} else if (array.length === 1) {
return array[0]
} else {
average = sumNumbers(array)/array.length
return average
}
}

// Level 2: Array of strings
const wordsArr = ['seat', 'correspond', 'linen', 'motif', 'hole', 'smell', 'smart', 'chaos', 'fuel', 'palace'];
const wordsArr = [
"seat",
"correspond",
"linen",
"motif",
"hole",
"smell",
"smart",
"chaos",
"fuel",
"palace",
];

function averageWordLength() { }
function averageWordLength(array) {
let sum = 0
if(array.length === 0) {
return null
}

// Bonus - Iteration #4.1
function avg() {}
for (let i = 0; i < array.length; i++) {
sum += array[i].length
}

const averageLength = sum / array.length
return averageLength
}


// Bonus - Iteration #4.3
function avg(array) {
if (array.length === 0) {
return null
}

let finalSum = 0;
let averageSum = 0
for (let i = 0; i < array.length; i++) {
if (typeof array[i] === 'number') {
finalSum += array[i]
} else if (typeof array[i] === 'string') {
finalSum += array[i].length
} else if (typeof array[i] === 'boolean') {
if (array[i] === true) {
finalSum += 1;
} else if (array[i] === false) {
finalSum += 0
}
}
} averageSum = finalSum/array.length;
return averageSum
}

// Iteration #5: Unique arrays
const wordsUnique = [
'crab',
'poison',
'contagious',
'simple',
'bring',
'sharp',
'playground',
'poison',
'communion',
'simple',
'bring'
"crab",
"poison",
"contagious",
"simple",
"bring",
"sharp",
"playground",
"poison",
"communion",
"simple",
"bring",
];

function uniquifyArray() {}


function uniquifyArray(array) {
if (array.length === 0) {
return null
}

let newArray = [];
array.forEach((element) => {
if (!newArray.includes(element)) {
newArray.push(element)
}
}); return newArray
}

// Iteration #6: Find elements
const wordsFind = ['machine', 'subset', 'trouble', 'starting', 'matter', 'eating', 'truth', 'disobedience'];

function doesWordExist() {}
const wordsFind = [
"machine",
"subset",
"trouble",
"starting",
"matter",
"eating",
"truth",
"disobedience",
];

function doesWordExist(array, word) {
if (array.length === 0) {
return null
} else if (array.length === 1 && array.indexOf(word) !== -1) {
return true
} else {
if (array.indexOf(word) !== -1) {
return true
} else {
return false
}
}
}


// Iteration #7: Count repetition
const wordsCount = [
'machine',
'matter',
'subset',
'trouble',
'starting',
'matter',
'eating',
'matter',
'truth',
'disobedience',
'matter'
"machine",
"matter",
"subset",
"trouble",
"starting",
"matter",
"eating",
"matter",
"truth",
"disobedience",
"matter",
];

function howManyTimes() {}


function howManyTimes(array, word) {
let count = 0;
if (array.length === 0) {
return 0
} else {
if (array.indexOf(word) !== -1) {
for (let i = 0; i<array.length; i++) {
if (array[i] === word) {
count++
}
}
} if (count === 1) {
return 1
}
} return count
}

// Iteration #8: Bonus
const matrix = [
[8, 2, 22, 97, 38, 15, 0, 40, 0, 75, 4, 5, 7, 78, 52, 12, 50, 77, 91, 8],
[49, 49, 99, 40, 17, 81, 18, 57, 60, 87, 17, 40, 98, 43, 69, 48, 4, 56, 62, 0],
[81, 49, 31, 73, 55, 79, 14, 29, 93, 71, 40, 67, 53, 88, 30, 3, 49, 13, 36, 65],
[
49, 49, 99, 40, 17, 81, 18, 57, 60, 87, 17, 40, 98, 43, 69, 48, 4, 56, 62,
0,
],
[
81, 49, 31, 73, 55, 79, 14, 29, 93, 71, 40, 67, 53, 88, 30, 3, 49, 13, 36,
65,
],
[52, 70, 95, 23, 4, 60, 11, 42, 69, 24, 68, 56, 1, 32, 56, 71, 37, 2, 36, 91],
[22, 31, 16, 71, 51, 67, 63, 89, 41, 92, 36, 54, 22, 40, 40, 28, 66, 33, 13, 80],
[24, 47, 32, 60, 99, 3, 45, 2, 44, 75, 33, 53, 78, 36, 84, 20, 35, 17, 12, 50],
[32, 98, 81, 28, 64, 23, 67, 10, 26, 38, 40, 67, 59, 54, 70, 66, 18, 38, 64, 70],
[67, 26, 20, 68, 2, 62, 12, 20, 95, 63, 94, 39, 63, 8, 40, 91, 66, 49, 94, 21],
[24, 55, 58, 5, 66, 73, 99, 26, 97, 17, 78, 78, 96, 83, 14, 88, 34, 89, 63, 72],
[
22, 31, 16, 71, 51, 67, 63, 89, 41, 92, 36, 54, 22, 40, 40, 28, 66, 33, 13,
80,
],
[
24, 47, 32, 60, 99, 3, 45, 2, 44, 75, 33, 53, 78, 36, 84, 20, 35, 17, 12,
50,
],
[
32, 98, 81, 28, 64, 23, 67, 10, 26, 38, 40, 67, 59, 54, 70, 66, 18, 38, 64,
70,
],
[
67, 26, 20, 68, 2, 62, 12, 20, 95, 63, 94, 39, 63, 8, 40, 91, 66, 49, 94,
21,
],
[
24, 55, 58, 5, 66, 73, 99, 26, 97, 17, 78, 78, 96, 83, 14, 88, 34, 89, 63,
72,
],
[21, 36, 23, 9, 75, 0, 76, 44, 20, 45, 35, 14, 0, 61, 33, 97, 34, 31, 33, 95],
[78, 17, 53, 28, 22, 75, 31, 67, 15, 94, 3, 80, 4, 62, 16, 14, 9, 53, 56, 92],
[16, 39, 5, 42, 96, 35, 31, 47, 55, 58, 88, 24, 0, 17, 54, 24, 36, 29, 85, 57],
[
16, 39, 5, 42, 96, 35, 31, 47, 55, 58, 88, 24, 0, 17, 54, 24, 36, 29, 85,
57,
],
[86, 56, 0, 48, 35, 71, 89, 7, 5, 44, 44, 37, 44, 60, 21, 58, 51, 54, 17, 58],
[19, 80, 81, 68, 5, 94, 47, 69, 28, 73, 92, 13, 86, 52, 17, 77, 4, 89, 55, 40],
[
19, 80, 81, 68, 5, 94, 47, 69, 28, 73, 92, 13, 86, 52, 17, 77, 4, 89, 55,
40,
],
[4, 52, 8, 83, 97, 35, 99, 16, 7, 97, 57, 32, 16, 26, 26, 79, 33, 27, 98, 66],
[88, 36, 68, 87, 57, 62, 20, 72, 3, 46, 33, 67, 46, 55, 12, 32, 63, 93, 53, 69],
[4, 42, 16, 73, 38, 25, 39, 11, 24, 94, 72, 18, 8, 46, 29, 32, 40, 62, 76, 36],
[20, 69, 36, 41, 72, 30, 23, 88, 34, 62, 99, 69, 82, 67, 59, 85, 74, 4, 36, 16],
[20, 73, 35, 29, 78, 31, 90, 1, 74, 31, 49, 71, 48, 86, 81, 16, 23, 57, 5, 54],
[1, 70, 54, 71, 83, 51, 54, 69, 16, 92, 33, 48, 61, 43, 52, 1, 89, 19, 67, 48]
[
88, 36, 68, 87, 57, 62, 20, 72, 3, 46, 33, 67, 46, 55, 12, 32, 63, 93, 53,
69,
],
[
4, 42, 16, 73, 38, 25, 39, 11, 24, 94, 72, 18, 8, 46, 29, 32, 40, 62, 76,
36,
],
[
20, 69, 36, 41, 72, 30, 23, 88, 34, 62, 99, 69, 82, 67, 59, 85, 74, 4, 36,
16,
],
[
20, 73, 35, 29, 78, 31, 90, 1, 74, 31, 49, 71, 48, 86, 81, 16, 23, 57, 5,
54,
],
[
1, 70, 54, 71, 83, 51, 54, 69, 16, 92, 33, 48, 61, 43, 52, 1, 89, 19, 67,
48,
],
];

function greatestProduct() {}




// The following is required to make unit tests work.
/* Environment setup. Do not modify the below code. */
if (typeof module !== 'undefined') {
if (typeof module !== "undefined") {
module.exports = {
maxOfTwoNumbers,
findLongestWord,
Expand All @@ -125,6 +316,6 @@ if (typeof module !== 'undefined') {
uniquifyArray,
doesWordExist,
howManyTimes,
greatestProduct
greatestProduct,
};
}