text: //Number Swapper: Write a function to swap a number in place (that is, without temporary vari­ ables).
  function swapInPlace(num1, num2) {
    num1 = num2 - num1; // expendable diff
    num2 = num2 - num1;
    num1 = num1 + num2;
    console.log(num1, num2);
    return num1, num2;
  }
  
  swapInPlace(87, 45);
  swapInPlace(287, 945);
  swapInPlace(0, 45);
  