Hw6 #10
There are no files selected for viewing
Loading
Sorry, something went wrong. Reload?
Sorry, we cannot display this file.
Sorry, this file is invalid so it cannot be displayed.
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Empty file.
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,144 @@ | ||
| // // Exercise 1 | ||
| // const least = (a, b) => { | ||
| // if (a < b) { | ||
| // return a; | ||
| // } else { | ||
| // return b; | ||
| // } | ||
| // }; | ||
| // console.log(least(4, 8)); | ||
| // console.log(least(6, 6)); | ||
| // // or | ||
| // function min(a, b) { | ||
| // return a < b ? a : b; | ||
| // } | ||
| // console.log(min(4, 8)); | ||
| // Exercise 2 | ||
| // const evenNum = (a) => { | ||
| // if (a % 2 == 0) { | ||
| // return "Четное число"; | ||
| // } else { | ||
| // return "Нечетное число"; | ||
| // } | ||
| // // Как сделать с prompt? | ||
| // }; | ||
| // alert(evenNum(7)); | ||
| //or | ||
|
|
||
| // let number = prompt("Введите число"); | ||
|
|
||
| // if (number % 2 == 0) { | ||
| // function evenNum() { | ||
| // alert("Четное число"); | ||
| // } | ||
| // } else { | ||
| // function evenNum() { | ||
| // alert("Нечетное число"); | ||
| // } | ||
| // } | ||
| // evenNum(); | ||
| // // or | ||
| // function evenNum(a) { | ||
| // return a % 2 == 0 ? "Четное число" : "Нечетное число"; | ||
| // } | ||
| // alert(evenNum(7)); | ||
| // // Exercise 3.2 | ||
| // const squareNum = (a) => { | ||
| // let result = a ** 2; | ||
| // return result; | ||
| // }; | ||
| // console.log(squareNum(3)); | ||
| // // Exercise 3.1 | ||
| // let number = prompt("Введите число"); | ||
| // function squareNum(a) { | ||
| // return a ** 2; | ||
| // } | ||
| // alert(squareNum(Number)); | ||
| // // Exercise 4 | ||
| // let age = prompt("Сколько Вам лет?"); | ||
| // if (age < 0) { | ||
| // function printMessage() { | ||
| // alert("Вы ввели неправильное значение"); | ||
| // } | ||
| // } else if (age < 12) { | ||
| // function printMessage() { | ||
| // alert("Привет, друг!"); | ||
| // } | ||
| // } else { | ||
| // function printMessage() { | ||
| // alert("Добро пожаловать!"); | ||
| // } | ||
| // } | ||
| // { | ||
| // } | ||
| // printMessage(); | ||
| // Exercise 5 | ||
| const mult = (a, b) => { | ||
| if (isNaN(a) || isNaN(b)) { | ||
| return "Одно или оба значения не являются числом"; | ||
| } | ||
| let result = a * b; | ||
| return result; | ||
| }; | ||
| alert(mult(prompt("Введите первое число"), prompt("Введите второе число"))); | ||
|
|
||
| // // Exercise 6 | ||
| const mult = (a) => { | ||
| if (isNaN(a)) { | ||
| return "Значение не является числом"; | ||
| } | ||
| let result = a ** 3; | ||
| return result; | ||
| }; | ||
| alert(mult(prompt("Введите первое число"))); | ||
| // // Exercise 7 | ||
| // function getСircleArea() { | ||
| // return this.radius ** 2 * Math.PI; | ||
| // } | ||
| // function getСirclePerimeter() { | ||
| // return this.radius * 2 * Math.PI; | ||
| // } | ||
|
|
||
| // const circle1 = { | ||
| // radius: 3, | ||
|
|
||
| // getArea: getСircleArea, | ||
| // getPerimeter: getСirclePerimeter, | ||
| // }; | ||
|
|
||
| // const circle2 = { | ||
| // radius: 7, | ||
|
|
||
| // getArea: getСircleArea, | ||
| // getPerimeter: getСirclePerimeter, | ||
| // }; | ||
|
|
||
| // alert(circle1.getArea()); | ||
| // alert(circle1.getPerimeter()); | ||
| // alert(circle2.getArea()); | ||
| // alert(circle2.getPerimeter()); | ||
| //// Exercise 8 | ||
| const season = (a) => { | ||
| if (isNaN(a)) { | ||
| return "Вы ввели не число"; | ||
| } | ||
| if (a == 12 || (a >= 1 && a <= 2)) { | ||
| // Ошибка в синтаксисе? Не видит число 12 | ||
| return "Зима"; | ||
| } else if (a >= 3 && a <= 5) { | ||
| return "Весна"; | ||
| } else if (a >= 6 && a <= 8) { | ||
| return "Лето"; | ||
| } else if (a >= 9 && a <= 11) { | ||
| return "Осень"; | ||
| } else { | ||
| return "Такого месяца не существует"; | ||
| } | ||
| { | ||
| } | ||
| { | ||
| } | ||
| { | ||
| } | ||
| }; | ||
| alert(season(prompt("Введите номер месяца"))); |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,109 @@ | ||
| const newspaper = { | ||
| sports: { | ||
| title: "ARod Hits Home Run", | ||
| writers: ["Miramon Nuevo", "Rick Reilly", "Woddy Paige"], | ||
| }, | ||
| business: { | ||
| title: "GE Stock Dips Again", | ||
| writers: ["Adam Smith", "Albert Humphrey", "Charles Handy"], | ||
| }, | ||
| movies: { | ||
| title: "Superman Is A Flop", | ||
| writers: ["Rogert Ebert", "Andrew Sarris", "Wesley Morris"], | ||
| }, | ||
| }; | ||
| newspaper.sports.title; | ||
| newspaper.business.writers[0]; | ||
| newspaper.movies.writers[1]; | ||
| // Exersice 1 | ||
| const numbers = [1, 5, 4, 10, 0, 3]; | ||
|
|
||
| for (let i = 0; i < numbers.length; i++) { | ||
| if (numbers[i] <= 10) break; | ||
| // почему Undefined ? | ||
| alert(numbers[i]); | ||
| } | ||
| // Exersice 2 | ||
| const numbers = [1, 5, 4, 10, 0, 3]; | ||
| alert(numbers.indexOf(4)); | ||
| // Exersice 3 | ||
| let numbers = [1, 3, 5, 10, 20]; | ||
| numbers = numbers.join(" "); | ||
| alert(numbers); | ||
| // Exersice 4 | ||
|
|
||
| const arr = []; | ||
| for (let i = 0; i < 3; i++) { | ||
| arr[i] = []; | ||
| for (let a = 0; a < 3; a++) { | ||
| arr[i][a] = 1; | ||
| } | ||
| } | ||
| alert(arr) | ||
| // Exersice 5 | ||
| let numbers = [1, 1, 1]; | ||
| numbers.push(2, 2, 2); | ||
| alert(numbers); | ||
| // Exercise 6 | ||
| let arrNum = [9, 8, 7, "a", 6, 5]; | ||
| arrNum = arrNum.sort(); | ||
| arrNum.pop(); | ||
| alert(arrNum); | ||
| // Exersice 7 | ||
| const numbers = [9, 8, 7, 6, 5]; | ||
| let num = Number(prompt("Пожалуйста, введите любое число")); | ||
| let search = numbers.includes(num); | ||
| alert(numbers.includes(num)); | ||
| // Exersice 8 | ||
| let letters = "abcdef"; | ||
|
There was a problem hiding this comment. Решено задание верно, однако можно выполнить сокращение и сгруппировать методы. |
||
| letters = letters.split(""); | ||
| letters.sort(); | ||
| letters.reverse(); | ||
| letters = letters.join(" "); | ||
| alert(letters); | ||
| // Exersice 9 | ||
| let arrNum = [ | ||
| [1, 2, 3], | ||
| [4, 5, 6], | ||
| ]; | ||
| for (let item of arrNum) { | ||
| item = item.join(" "); | ||
| } | ||
| alert(arrNum); | ||
| // Exersice 10 | ||
| const arr = [9, 8, 7, 6, 5]; | ||
| for (let i = 0; i < arr.length - 1; i++) { | ||
| alert(arr[i] + arr[i + 1]); | ||
| } | ||
| // Exersice 11 | ||
| const num = [ | ||
| prompt("Пожалуйста, введите любое число"), | ||
| prompt("Пожалуйста, введите любое число"), | ||
| prompt("Пожалуйста, введите любое число"), | ||
| prompt("Пожалуйста, введите любое число"), | ||
| ]; | ||
| const squareNum = num.map((el) => el ** 2); | ||
| alert(squareNum); | ||
| // Exersice 12 | ||
| function getLengthWords(words) { | ||
| return words.map((item) => item.length); | ||
| } | ||
| alert(getLengthWords(prompt("Введите слово"))); | ||
| // Exersice 13 | ||
| function filterPositive(array) { | ||
| return array.filter((el) => el > 0); | ||
| } | ||
|
|
||
| filterPositive([-1, 0, 5, -10, 56]); // => [-1, -10] | ||
| filterPositive([-25, 25, 0, -1000, -2]); // => [-25, -1000, -2] | ||
| // Exersice 14 | ||
| const arr = [...Array(10)].map((e) => ~~(Math.random() * 10)); | ||
| const evenNum = arr.filter((el) => el % 2 == 0); | ||
| alert(evenNum); | ||
| alert(arr); | ||
| // Exersice 15 | ||
|
|
||
| const average = (arr) => arr.reduce((a, b) => a + b, 0) / arr.length; | ||
| const result = average([...Array(6)].map((e) => ~~(Math.random() * 6))); | ||
| alert(result); | ||
| alert(average); | ||
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Oops, something went wrong.
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
There was a problem hiding this comment.
Choose a reason for hiding this comment
The reason will be displayed to describe this comment to others. Learn more.
По итогу мы получим undefined, потому что в условии происходит сравнение (меньше или равно). Нам нужно проверить на строгое равенство с 10, правильно будет так:
if (numbers[i] === 10) break;Также нужно поменять условие и вывод через alert местами, так как по условию нужно вывести 10 в том числе.