<awangdev>Sliding Puzzle_1.java
private void swap(int[] nums, int x, int y, int mX, int mY) {

        int oldIndex = x * 3 + y;
        int newIndex = mX * 3 + mY;
        int temp = nums[oldIndex];
        nums[oldIndex] = nums[newIndex];
        nums[newIndex] = temp;
    }
private void var_0 ( int [ ] var_1 , int var_2 , int var_3 , int var_4 , int var_5 ) {
  int var_7 = var_2 * 3 + var_3 ;
  int var_8 = var_4 * 3 + var_5 ;
  int var_9 = var_1 [ var_7 ] ;
  var_1 [ var_7 ] = var_1 [ var_8 ] ;
  var_1 [ var_8 ] = var_9 ;
}
