#include <iostream>
using namespace std;

class TwoNumbers {
    const int THOUSAND = 1000;
    const int HUNDRED = 100;
    const int TEN = 10;
    int a, b;
    
    public:
    TwoNumbers(int a, int b) {
        this->a = a;
        this->b = b;
    }
    
    void specialChanging() {
        a -= (a / HUNDRED - b % TEN) * HUNDRED;
        b -= (b / THOUSAND - a % TEN) * THOUSAND;
    }
    
    int geta() {
        return a;
    }
    
    int getb() {
    	return b;
    }
};

int main() {
    int a, b;
    cin >> a >> b;
    TwoNumbers twoNumbers(a, b);
    cout << twoNumbers.geta() << ' ' << twoNumbers.getb() << '\n';
    twoNumbers.specialChanging();
    cout << twoNumbers.geta() << ' ' << twoNumbers.getb();
    return 0;
}