/* package whatever; // don't place package name! */
 
/* The class name doesn't have to be Main, as long as the class is not public. */
class Main
{
  public static void main (String[] args) throws java.lang.Exception
  {
 
  String message ="test";
  String paramString = "paramTest";
  int paramInt= 2;
  String str= "";
 
      System.out.println("----------------- START ---------------------");
           for (int i = 0; i < message.length(); i++)
      {
        int k = paramString.charAt(i % paramString.length());
System.out.println("k-mod:" + k);
 
        int j = message.charAt(i);
        k &= 1 << paramInt;
        str = str + (k ^ j);
System.out.println(str);
System.out.println("--------------");
 
 
      }
  }
}

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