text: /*
  *
  * Integer Reverse
  *
  * Given a positive integer, return its digits reversed.
  *
  * - DO NOT CONVERT THE INPUT INTO A STRING OR ARRAY.
  * - Only use integers and math in your solution.
  *
  */
  
  function reverseInteger(number) {
    let reverse = 0;
    let numCopy = number;
  
      while (numCopy > 0) {
        lastDigit = numCopy % 10;
        reverse = reverse * 10 + lastDigit;
        numCopy = Math.floor(numCopy / 10);
      }
  
      return reverse;
    }
  
  