text: function opposite(number) {
    return number < 0 ? Math.abs(number) : number * -1;
  }
  console.log(opposite(1)); // -1
  console.log(opposite(-1)); // 1
  
  /*
  Very simple, given an integer or a floating-point number, 
  find its opposite.
  
  1: -1
  14: -14
  -34: 34
  */
  