comefrom: <awangdev>Binary Representation_1.java
code: public String parseInteger(String n) {
          if (n.length() == 0 || n.equals("0")) {
              return n;
          }
          int num = Integer.parseInt(n);
          StringBuffer sb = new StringBuffer();
          while (num != 0) {
              sb.insert(0, num % 2);
              num = num / 2;
          }
          return sb.toString();
      }
masked: public String var_0 ( String var_1 ) {
    if ( var_1 . length ( ) == 0 || var_1 . equals ( "0" ) ) {
      return var_1 ;
    }
    int var_2 = Integer . parseInt ( var_1 ) ;
    StringBuffer var_3 = new StringBuffer ( ) ;
    while ( var_2 != 0 ) {
      var_3 . insert ( 0 , var_2 % 2 ) ;
      var_2 = var_2 / 2 ;
    }
    return var_3 . toString ( ) ;
  }
  