Answer to Question #207554 in HTML/JavaScript Web Application for jayanth

Question

Square at Alternate Indices

Given an array

myArray of numbers, write a function to square the alternate numbers of the myArray, starting from index 0 using the array method map.Input

• The input will be a single line containing an array myArray

Output

• The output should be a single line containing an array with alternate numbers squared

Constraints

• Each value in the array must be a number

Sample Input 1

[ 1, 2, 3, 4, 5 ]

Sample Output 1

[ 1, 2, 9, 4, 25 ]

Sample Input 2

[ 2, 4 ]

Sample Output 2

[ 4, 4 ]

Answer 1

let myArray = [];

function squared(array) {
  for (int i = 0; i < array.length; i++) {
    if (!array.includes(array[i] * array[i]))
      array[i] *= array[i];
  }
}
squared(myArray);

console.log(myArray);