comefrom: <awangdev>Word Search_1.java
code: private boolean validate(char[][] board, int x, int y, char c) {
  
          return x < 0 || x >= board.length || y < 0 || y >= board[0].length
              || board[x][y] != c || board[x][y] == '#';
      }
masked: private boolean var_0 ( char [ ] [ ] var_1 , int var_2 , int var_3 , char var_4 ) {
    return var_2 < 0 || var_2 >= var_1 . length || var_3 < 0 || var_3 >= var_1 [ 0 ] . length || var_1 [ var_2 ] [ var_3 ] != var_4 || var_1 [ var_2 ] [ var_3 ] == '#' ;
  }
  