Answer to Question #303270 in HTML/JavaScript Web Application for king

Question

Squares of array items

given an array myArray write a JS program to get the squares of each item in the given array

input1

[[1,2],[3,4][5,6]]

output1

[ [1,4],[9,6], [25, 36]]

"use strict";

process.stdin.resume();

process.stdin.setEncoding("utf-8");

let inputString = "";

let currentLine = 0;

process.stdin.on("data", (inputStdin) => {

 inputString += inputStdin;

});

process.stdin.on("end", (_) => {

 inputString = inputString

  .trim()

  .split("\n")

  .map((str) => str.trim());

 main();

});

function readLine() {

 return inputString[currentLine++];

}

function main() {

 let myArray = JSON.parse(readLine());

 /* Please do not modify anything above this line */

 /* Write your code here and log the output */

}

Answer 1

"use strict";

process.stdin.resume();
process.stdin.setEncoding("utf-8");

let inputString = "";
let currentLine = 0;

process.stdin.on("data", (inputStdin) => {
    inputString += inputStdin;
});

process.stdin.on("end", (_) => {
    inputString = inputString
    .trim()
    .split("\n")
    .map((str) => str.trim());
    main();
});

function readLine() {
    return inputString[currentLine++];
}

function main() {
    let myArray = JSON.parse(readLine());
    /* Please do not modify anything above this line */

    /* Write your code here and log the output */
    const newArray = []

    myArray.map(e => {
        const arr = [];
        e.map(k => arr.push(k*k))
        newArray.push(arr)
    })
    console.log(newArray);
}