Sandbox::https://github.com/prabaprakash/Hackerrank-JavaScript-Solutions/blob/master/strange-code.js

Repository navigation

51 lines (38 loc) · 992 Bytes

'use strict';

const fs = require('fs');

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.replace(/\s*$/, '')

.split('\n')

.map(str => str.replace(/\s*$/, ''));

main();

});

function readLine() {

return inputString[currentLine++];

}

// Complete the strangeCounter function below.

function strangeCounter(t) {

let counter = 3, ratio = 2;

let time = 1;

while (true) {

if (time <= t && time + counter > t) {

return time + counter - t;

} else {

time += counter;

}

counter = counter * ratio;

}

function main() {

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

const t = parseInt(readLine(), 10);

let result = strangeCounter(t);

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

ws.end();

}