comefrom: <gouthampradhan>breadth_first_search_SlidingPuzzle_1.java
code: private int[][] clone(int[][] original) {
      int[][] cloned = new int[2][3];
      for (int i = 0; i < 2; i++) {
        for (int j = 0; j < 3; j++) {
          cloned[i][j] = original[i][j];
        }
      }
      return cloned;
    }
masked: private int [ ] [ ] sample_funcname ( int [ ] [ ] var_0 ) {
    int [ ] [ ] var_1 = new int [ 2 ] [ 3 ] ;
    for ( int var_2 = 0 ;
    var_2 < 2 ;
    var_2 ++ ) {
      for ( int var_3 = 0 ;
      var_3 < 3 ;
      var_3 ++ ) {
        var_1 [ var_2 ] [ var_3 ] = var_0 [ var_2 ] [ var_3 ] ;
      }
    }
    return var_1 ;
  }
  