#include <iostream>
using namespace std;
/*
Declarăm și citim cele doua variabila “a” și “b”.
 
Declarăm doua variabilele în care vom stoca pe rând 
rezultatele din concatenarea celor doua numere, “ab” respectiv “ba”.
 
Vom utiliza o structura de decizie care compară cele două variabile noi rezultate: 
	Afisam cel mai mare număr format pe prima linie și 
	ordinea concatenarii pe cea de-a doua.
*/
 
const int HUNDRED = 100;
 
int main() {
	int a, b;
	cin >> a >> b;
	//int ab = a * HUNDRED + b;
	//int ba = b * HUNDRED + a;
	if (a > b) {
		cout << a << b << "\n" <<  "ab";
	} else {
		cout << b << a << "\n" << "ba";
	}
	return 0;
}

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

CiAKMjIgMjEgLSZndDsgMjIyMSBhYgoK

 
22 21 -> 2221 ab