#include<bits/stdc++.h>
using namespace std;

int main() {
	char a[12];
	cin >> a;
	int b[12];
	for (int i = 0; i <= 12; i++) {
		b[i] = a[i] - '0';
	} 
	int all = b[0] * 1 + b[2] * 2 + b[3] * 3 + b[4] * 4 + b[6] * 5 + b[7] * 6 + b[8] * 7 + b[9] * 8 + b[10] * 9;
	int num = all % 11;
	if (num == a[12]) {
		cout << "Right" << endl;
	} else {
		for (int i = 0; i <= 11; i++) {
			cout << a[i];
		}
		cout << num << endl;
	}
	return 0;
}

求助，谢谢