From 4aea3fbe62a978a32d10b368d30382fa7cae5fa0 Mon Sep 17 00:00:00 2001 From: Sayuri Cero Date: Sun, 20 Jul 2025 20:12:20 +0300 Subject: [PATCH] done with first part --- src/challenge.ts | 16 ++++++++++++---- src/filtering.ts | 8 ++++---- src/mapping.ts | 8 ++++---- src/mapping_filtering.ts | 8 ++++---- 4 files changed, 24 insertions(+), 16 deletions(-) diff --git a/src/challenge.ts b/src/challenge.ts index 63a7766..a5a39e0 100644 --- a/src/challenge.ts +++ b/src/challenge.ts @@ -9,6 +9,9 @@ // logger([1, 2, 3, "one", "two", "three"]); function logger(array: T[]): void { // write your code here... + array.forEach(element => { + console.log(element); + }); } // `toCelsius` function that: @@ -19,8 +22,8 @@ function logger(array: T[]): void { // toCelsius([32, 68, 100, 212]); // => [0, 20, 37.7778, 100] function toCelsius(temperatures: number[]): number[] { // write your code here... - - return []; // replace empty array with what you see is fit + const toCelsius = temperatures.map(temperature => (temperature - 32) * (5/9)); + return toCelsius; // replace empty array with what you see is fit } // `hottestDays` function that: @@ -32,8 +35,8 @@ function toCelsius(temperatures: number[]): number[] { // hottestDays([80, 90, 100, 110], 95); // => [100, 110] function hottestDays(temperatures: number[], threshold: number): number[] { // write your code here... - - return []; // replace empty array with what you see is fit + const hottestDays = temperatures.filter(temperature => temperature > threshold); + return hottestDays; // replace empty array with what you see is fit } // `logHottestDays` function that: @@ -42,6 +45,11 @@ function hottestDays(temperatures: number[], threshold: number): number[] { // - Log temperatures that exceed the threshold to the console IN DEGREES CELSIUS (hint: you can combine all previous functions) function logHottestDays(temperatures: number[], threshold: number): void { // write your code here... + const hottestDays = temperatures.filter(temperature => temperature > threshold); + const toCelsius = hottestDays.map(temperature => (temperature - 32) * (5/9)); + toCelsius.forEach(temperature => { + console.log(temperature); + }); } export { logger, toCelsius, hottestDays, logHottestDays }; diff --git a/src/filtering.ts b/src/filtering.ts index 49411d8..f78ced6 100644 --- a/src/filtering.ts +++ b/src/filtering.ts @@ -11,8 +11,8 @@ const numbers = [10, 13, 20, 25, 38, 35, 40]; // greaterThanTwentyFive(numbers); // => [38, 35, 40] function greaterThanTwentyFive(numbers: number[]): number[] { // write your code here... - - return []; // replace empty array with what you see is fit + const greaterThanTwentyFive = numbers.filter(number => number >= 25); + return greaterThanTwentyFive; // replace empty array with what you see is fit } // `divisibleByFive` function that: @@ -22,8 +22,8 @@ function greaterThanTwentyFive(numbers: number[]): number[] { // divisibleByFive(numbers); // => [10, 20, 25, 35, 40] function divisibleByFive(numbers: number[]): number[] { // write your code here... - - return []; // replace empty array with what you see is fit + const divisibleByFive = numbers.filter(number => number % 5 === 0); + return divisibleByFive; // replace empty array with what you see is fit } export { greaterThanTwentyFive, divisibleByFive }; diff --git a/src/mapping.ts b/src/mapping.ts index 6f18eef..e64234d 100644 --- a/src/mapping.ts +++ b/src/mapping.ts @@ -11,8 +11,8 @@ const numbers = [10, 13, 20, 25, 38, 35, 40]; // squaredNumbers(numbers); // => [100, 169, 400, 625, 1444, 1225, 1600] function squaredNumbers(numbers: number[]): number[] { // write your code here... - - return []; // replace empty array with what you see is fit + const squaredNumbers = numbers.map(number => number * number); + return squaredNumbers; // replace empty array with what you see is fit } // `doubledNumbers` function that: @@ -22,8 +22,8 @@ function squaredNumbers(numbers: number[]): number[] { // doubledNumbers(numbers); // => [20, 26, 40, 50, 76, 70, 80] function doubledNumbers(numbers: number[]): number[] { // write your code here... - - return []; // replace empty array with what you see is fit + const doubledNumbers = numbers.map(number => number * 2); + return doubledNumbers; // replace empty array with what you see is fit } export { squaredNumbers, doubledNumbers }; diff --git a/src/mapping_filtering.ts b/src/mapping_filtering.ts index 269ad83..9219b0f 100644 --- a/src/mapping_filtering.ts +++ b/src/mapping_filtering.ts @@ -11,8 +11,8 @@ const numbers = [10, 13, 20, 25, 38, 35, 40]; // filteredAndSquared(numbers); // => [400, 625, 1444, 1225, 1600] function filteredAndSquared(numbers: number[]): number[] { // write your code here... - - return []; // replace empty array with what you see is fit + const filteredAndSquared = numbers.filter(number => number >= 20).map(number => number * number); + return filteredAndSquared; // replace empty array with what you see is fit } // `filteredAndTripled` function that: @@ -22,8 +22,8 @@ function filteredAndSquared(numbers: number[]): number[] { // filteredAndTripled(numbers); // => [30, 60, 75, 105, 120] function filteredAndTripled(numbers: number[]): number[] { // write your code here... - - return []; // replace empty array with what you see is fit + const filteredAndTripled = numbers.filter(number => number % 5 === 0).map(number => number * 3); + return filteredAndTripled; // replace empty array with what you see is fit } export { filteredAndSquared, filteredAndTripled };