Arrays-Left-Rotation.js

'use strict';
function rotLeft(a, d) {
    // Write your code here
    var i,temp,j;
for(i=0;i<d;i++){
    temp=a[0];
    for(j=1;j<a.length;j++){
        a[j-1]=a[j];
    }
    a[a.length-1]=temp;
   // console.log(a);
}
return a;
}
const fs = require('fs');

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

let inputString = '';
let currentLine = 0;

process.stdin.on('data', function(inputStdin) {
    inputString += inputStdin;
});

process.stdin.on('end', function() {
    inputString = inputString.split('\n');

    main();
});

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

/*
 * Complete the 'rotLeft' function below.
 *
 * The function is expected to return an INTEGER_ARRAY.
 * The function accepts following parameters:
 *  1. INTEGER_ARRAY a
 *  2. INTEGER d
 */



function main() {
    const ws = fs.createWriteStream(process.env.OUTPUT_PATH);

    const firstMultipleInput = readLine().replace(/\s+$/g, '').split(' ');

    const n = parseInt(firstMultipleInput[0], 10);

    const d = parseInt(firstMultipleInput[1], 10);

    const a = readLine().replace(/\s+$/g, '').split(' ').map(aTemp => parseInt(aTemp, 10));

    const result = rotLeft(a, d);

    ws.write(result.join(' ') + '\n');

    ws.end();
}