comefrom: <awangdev>242. Valid Anagram_1.java
code: private int[] countChars(String s, String t) {
  
          int[] count = new int[26];
          for (int i = 0; i < s.length(); i++) {
              count[s.charAt(i) - 'a'] += 1;
              count[t.charAt(i) - 'a'] -= 1;
          }
          return count;
      }
masked: private int [ ] sample_funcname ( String var_1 , String var_2 ) {
    int [ ] var_4 = new int [ 26 ] ;
    for ( int var_6 = 0 ;
    var_6 < var_1 . length ( ) ;
    var_6 ++ ) {
      var_4 [ var_1 . charAt ( var_6 ) - 'a' ] += 1 ;
      var_4 [ var_2 . charAt ( var_6 ) - 'a' ] -= 1 ;
    }
    return var_4 ;
  }
  