#include <iostream>
#include <string>
using namespace std;
int main() {
	string s, c = "0123456789X";
	int i, j = 1, m = 0;
	cin >> s;
	for (i = 0; i < 11; i++)
		if ((s[i]) > 47 && s[i] < 58) m += ((int)s[i] - 48) * j++;
	if (s[12] == c[m % 11])
		s = "Rigth";
	else
		s[12] = c[m % 11];
	cout << s;
	return 0;
}