#include <iostream>
#include <cstdlib>
#include <fstream>
#include <string>
#include <cmath>
using namespace std;
int main(){
	ifstream file("zad_1.txt");
	string data = "";
	for(int i = 0; i < 5 * 2; i++){
		string s = "";
		file >> s;
		data.append(s);
		data.append(" ");
		if( i % 2 ){
			data.append("\n");
		}
	}

	cout << data;
}