171126_2908_상수

	//https://www.acmicpc.net/problem/2908 #include <iostream>
	using namespace std;
	int main()
	{
	int a,b;
	cin >> a >> b;
	a= 100*(a%10) + 10*((a/10)%10) + (a/100);
	b= 100*(b%10) + 10*((b/10)%10) + (b/100);
	if(a>b) cout << a;
	else cout << b;
	}