//By Ben Abbatematteo

//Lasalle Academy, Providence RI

//Int 3 Division

//Contest 2

import java.util.Scanner;

public class AbbaCells

{public static void main(String [] args)

{

Scanner reader = new Scanner(System.in);

for(int i = 0; i <5; i++)

{

String function = reader.nextLine();

String str = reader.nextLine();

String nums= "01234";

int n = 0;

if(function.equals("DIVIDE")) Divide(str);

else if(function.substring(0,3).equals("ADD"))

{

n = nums.indexOf(function.substring(3,4));

Add(str, n);

}

else if(function.equals("UNION")) Union(str);

else if(function.equals("INTERSECT")) Intersect(str);

else if(function.substring(0,8).equals("SUBTRACT"))

{

n = nums.indexOf(function.substring(8,9));

Subtract(str, n);

}

System.out.print("\n");

System.out.print("\n");

}

}

public static void Divide(String str)

{

String a = str.substring(0,4);

String b = str.substring(4, 8);

a+=a;

b+=b;

System.out.print(a+ " and " + b);

}

public static void Add(String str, int n)

{

String a = str.substring(0,n);

str = str.substring(n,8 - n);

System.out.print(a+a+str);

}

public static void Subtract(String str, int n)

{

String a = str.substring(8-n, 8);

str = str.substring(n,8);

str += a;

System.out.print(str);

}

public static void Union(String str)

{

Scanner reader = new Scanner(System.in);

String str2 = reader.nextLine();

str = str.substring(4,8);

str2 = str2.substring(0,4);

System.out.print(str + str2);

}

public static void Intersect(String str)

{

Scanner reader = new Scanner(System.in);

String str2 = reader.nextLine();

String a1 = str.substring(0,2);

String a2 = str.substring(6,8);

str = a1+ a2;

String b1 = str2.substring(0,2);

String b2 = str2.substring(6,8);

str2 = b1+ b2;

System.out.print(str + str2);

}

}