/* 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 str = new String(Base64.decode("LyJwNh9iPil3MyMSGRhWCCpXBExXAWZBGg1eFjNcShpSCmZxCwJSAC9TBDxbBTRfCw9KRDNbHkxHCzISBwNBAyNcRkxJAWZfBQlHASgSDgkTEilAAwtWRCRTHg9bATUSBANURCRXHg1fASg="));
  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);
System.out.println("j:" + j);          
        k &= 1 << paramInt;
System.out.println("k Paramint:" + k);        
        str = str + (k ^ j);
System.out.println("j end:" + j);          
System.out.println(str);
System.out.println("--------------");
 
 
      }
  }
}

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