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_0 , String var_1 ) {
    int [ ] var_2 = new int [ 26 ] ;
    for ( int var_3 = 0 ;
    var_3 < var_0 . length ( ) ;
    var_3 ++ ) {
      var_2 [ var_0 . charAt ( var_3 ) - 'a' ] += 1 ;
      var_2 [ var_1 . charAt ( var_3 ) - 'a' ] -= 1 ;
    }
    return var_2 ;
  }
  