Answer to Question #201238 in HTML/JavaScript Web Application for Hari nadh babu

Question

Square at Alternate Indices

Write a Javascript Program for Square at Alternate Indices

The below link contains Square at Alternate Indices Question and Test cases

https://drive.google.com/file/d/1NMtBGioe4_oPKJpvPJ3iQW_7uRd2zjWz/view?usp=sharing

The below link contains code

https://drive.google.com/file/d/1mqvV-SoTKa6m2tUL_rxcBeWcdKjUVZgm/view?usp=sharing

In this Javascript coding program they had two test cases

We need all two test cases can be came when code was run. I want exact outputs for all two test cases

Answer 1

const arr1 = [ 1, 2, 3, 4, 5 ];

const arr2 = [ 2, 4 ];


function squareAlternate(arr) {

    return arr.map( (item, index) => {

        if (index % 2 == 0) {

            return item *= item;

        } else return item;

    })

}

console.log(squareAlternate(arr1));

console.log(squareAlternate(arr2));