comefrom: <awangdev>242. Valid Anagram_2.java
code: private void countChars(String s, Map<Character, Integer> count, int val) {
  
          for (int i = 0; i < s.length(); i++) {
              char c = s.charAt(i);
              count.putIfAbsent(c, 0);
              count.put(c, count.get(c) + val);
          }
      }
masked: private void var_0 ( String var_2 , Map < Character , Integer > var_6 , int var_7 ) {
    for ( int var_9 = 0 ;
    var_9 < var_2 . length ( ) ;
    var_9 ++ ) {
      char var_12 = var_2 . charAt ( var_9 ) ;
      var_6 . putIfAbsent ( var_12 , 0 ) ;
      var_6 . put ( var_12 , var_6 . get ( var_12 ) + var_7 ) ;
    }
  }
  