docs: public static void sortDescending(long[] longArray) {
          int index = 0;
          long value = 0;
          
          for(int i = 1; i < longArray.length; i++) {
              index = i;
              value = longArray[index];
              
              while(index > 0 && value > longArray[index - 1]) {
                  longArray[index] = longArray[index - 1];
                  
                  index--;
              }
              
              longArray[index] = value;
          }
      }