Pipes In Pool

//02. Pipes In Pool.js
function pipesInPool(arr) {
  'use strict'

  let input = arr[0].split('\n')

  let volumeLitres = Number(input[0])
  let p1LitresPerHour = Number(input[1])
  let p2LitresPerHour = Number(input[2])
  let hNoWorker = Number(input[3])

  let waterLitres = (p1LitresPerHour * hNoWorker) + (p2LitresPerHour * hNoWorker)

  if (waterLitres <= volumeLitres) {
    let percent = Math.trunc(waterLitres / volumeLitres * 100)
    let percent1 = Math.trunc(p1LitresPerHour * hNoWorker / waterLitres * 100)
    let percent2 = Math.trunc(p2LitresPerHour * hNoWorker / waterLitres * 100)

    console.log(`The pool is ${percent}% full. Pipe 1: ${percent1}%. Pipe 2: ${percent2}%.`)
  } else {
    console.log(`For ${hNoWorker} hours the pool overflows with ${waterLitres - volumeLitres} liters.`)
  }
}
pipesInPool(['1000\n100\n120\n3'])
pipesInPool(['100\n100\n100\n2.5'])

function pipesInPool0(arr) {

  let input = arr[0].split('\n')

  let volume = parseInt(input[0])
  let pipe1 = parseInt(input[1])
  let pipe2 = parseInt(input[2])
  let hours = +input[3]

  let water = (pipe1 + pipe2) * hours;

  if (water <= volume) {
    console.log(
      `The pool is ${~~((water / volume) * 100.0)}% full. Pipe 1: ${~~((pipe1 * hours) / water * 100.0)}%. Pipe 2: ${~~(((pipe2 * hours) / water) * 100.0)}%.`);
  }
  else {
    console.log(
      `For ${hours} hours the pool overflows with ${water - volume} liters.`);
  }
}


function pipesInPool2(arr) {

  let input = arr[0].split('\n')

  let volume = Number(input[0])
  let p1 = Number(input[1])
  let p2 = Number(input[2])
  let hours = Number(input[3])

  let pipe1 = p1 * hours;
  let pipe2 = p2 * hours;

  let pipePool = pipe1 + pipe2;

  if (pipePool <= volume) {
    let poolPercent = (pipePool / volume) * 100;
    let p1Percent = (pipe1 / pipePool) * 100;
    let p2Percent = (pipe2 / pipePool) * 100;

    console.log(`The pool is ${Math.trunc(poolPercent)}% full. Pipe 1: ${Math.trunc(p1Percent)}%. Pipe 2: ${Math.trunc(p2Percent)}%.`);

  } else if (pipePool > volume) {

    let overFlow = pipePool - volume;

    console.log(`For ${hours} hours the pool overflows with ${overFlow} liters.`);

  }

}