comefrom: <awangdev>293. Flip Game_3.java
code: public static void search(char target, char replace, char[] arr, List<String> rst) {
      	int p1 = 0;
      	int p2 = 1;
      	while (p2 <= arr.length - 1) {
      		if (arr[p1] == target && arr[p2] == target) {
      			arr[p1] = replace;
      			arr[p2] = replace;
      			rst.add(new String(arr));
      			arr[p1] = target;
      			arr[p2] = target;
      		}
      		p1++;
      		p2++;
      	}
      }
masked: public static void var_0 ( char var_1 , char var_2 , char [ ] var_3 , List < String > var_6 ) {
    int var_8 = 0 ;
    int var_10 = 1 ;
    while ( var_10 <= var_3 . length - 1 ) {
      if ( var_3 [ var_8 ] == var_1 && var_3 [ var_10 ] == var_1 ) {
        var_3 [ var_8 ] = var_2 ;
        var_3 [ var_10 ] = var_2 ;
        var_6 . add ( new String ( var_3 ) ) ;
        var_3 [ var_8 ] = var_1 ;
        var_3 [ var_10 ] = var_1 ;
      }
      var_8 ++ ;
      var_10 ++ ;
    }
  }
  