comefrom: <awangdev>415. Add Strings_2.java
code: private int[] convertToInt(String num) {
  
          if (num == null || num.length() == 0) {
              return new int[1];
          }
          int n = num.length();
          int[] nums = new int[n + 1];
          for (int i = 0; i < n; i++) {
              nums[i] = num.charAt(n - i - 1) - '0';
          }
          return nums;
      }
masked: private int [ ] sample_funcname ( String var_0 ) {
    if ( var_0 == null || var_0 . length ( ) == 0 ) {
      return new int [ 1 ] ;
    }
    int var_1 = var_0 . length ( ) ;
    int [ ] var_2 = new int [ var_1 + 1 ] ;
    for ( int var_3 = 0 ;
    var_3 < var_1 ;
    var_3 ++ ) {
      var_2 [ var_3 ] = var_0 . charAt ( var_1 - var_3 - 1 ) - '0' ;
    }
    return var_2 ;
  }
  