comefrom: <awangdev>Word Search II_1.java
code: private boolean validateInput(char[][] board, String[] words) {
  
          return board == null || board.length == 0 || board[0] == null || board[0].length == 0
             || words == null || words.length == 0;
      }
masked: private boolean var_0 ( char [ ] [ ] var_1 , String [ ] var_3 ) {
    return var_1 == null || var_1 . length == 0 || var_1 [ 0 ] == null || var_1 [ 0 ] . length == 0 || var_3 == null || var_3 . length == 0 ;
  }
  