comefrom: <awangdev>443. String Compression_1.java
code: private int assignChar(char[] chars, int index, int count) {
  
          String s = String.valueOf(count);
          for (char c : s.toCharArray()) {
              chars[index++] = c;
          }
          return index;
      }
masked: private int sample_funcname ( char [ ] var_0 , int var_1 , int var_2 ) {
    String var_5 = String . valueOf ( var_2 ) ;
    for ( char var_7 : var_5 . toCharArray ( ) ) {
      var_0 [ var_1 ++ ] = var_7 ;
    }
    return var_1 ;
  }
  