hurdle_race.js

// boiler plate for js 
'use strict';

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 'hurdleRace' function below.
 *
 * The function is expected to return an INTEGER.
 * The function accepts following parameters:
 *  1. INTEGER k
 *  2. INTEGER_ARRAY height
 */


// we have given the amount of portion as k
function hurdleRace(k, height) {
    // Write your code here
    let ans=0
    height.sort((a,b)=>b-a)
    // sort the arr in descending order
    for(let i=0;i<height.length;i++){
      if(k<height[i]){
        // if any height is greater than the protion so we have to calculate the diff and print it 
        ans=height[i]-k
        return ans
      }
    }
    return ans
}

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

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

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

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

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

    const result = hurdleRace(k, height);

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

    ws.end();
}