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

int main(){
	string a;
	cin >> a;
	int b;
	for (int i = 0; i < 13; i++){
		if (a[i] == '-'){
			continue;
		}
		b += (a[i]-'0')*i+1;
	}
	b %= 11; 
	if (a[12] == b){
		cout << "Right";
	}else{
		for (int i = 0; i < 12; i++){
			cout << a[i];
		}
		cout << b;
	}
	return 0;
}