Update waiter.js

Author: prabaprakash

waiter.js

@@ -22,10 +22,6 @@ function readLine() {
  return inputString[currentLine++];
 }
 
-/*
- * Complete the waiter function below.
- */
-
 function sieve(n) {
  let prime = Array(n + 1).fill(true);
  for (var i = 2; i < Math.round(Math.sqrt(n)); i++) {
@@ -43,32 +39,30 @@ function sieve(n) {
 }
 
 function waiter(number, qq, ws) {
- let primenumbers = sieve(1200);
- let a = [];
- for (var i = 0; i < number.length; i++) {
- if (number[i] % primenumbers[0] !== 0) {
- a.push(number[i]);
- } else {
- ws.write(number[i] + "\n");
- }
- }
- for (let q = 1; q < qq; q++) {
+ let primenumbers = sieve(10000);
+ let a = number;
+ for (let q = 0; q < qq; q++) {
  let c = [];
+ let d = []
  while (a.length > 0) {
  let val = a.pop();
  if (val % primenumbers[q] !== 0) {
  c.push(val);
  }
  else {
- ws.write(val + "\n");
+ d.push(val);
  }
  }
+ while (d.length > 0) {
+ ws.write(d.pop() + "\n");
+ }
  a = c;
  }
- a.forEach(x => ws.write(x + "\n"));
+ while (a.length > 0) {
+ ws.write(a.pop() + "\n");
+ }
 }
 
-
 function main() {
  const ws = fs.createWriteStream(process.env.OUTPUT_PATH);