#include <iostream>
#include <sstream>
using namespace std;

int main() {
	string R;
	string S;
	bool nijeBroj = false;
	do {
		nijeBroj = false;
		cout << "Upisite R: ";
		cin >> R;
		cout << "Upisite S: ";
		cin >> S;	
		for(int i = 0; i < R.length(); ++i) {
			if(!isdigit(R[i]))
				nijeBroj = true;
		}
		for(int i = 0; i < S.length(); ++i) {
			if(!isdigit(S[i]))
				nijeBroj = true;
		}
	}while(nijeBroj);
	
	int r;
	int s;
	istringstream c1(R);
	c1 >> r;
	istringstream c2(S);
	c2 >> s;
	
	if(r >= s) {
		cout << r << " " << s;
	} else
		cout << s << " "  << r;	
	return 0;
}