#include <iostream>
using namespace std;
char a[14];
int main(){
	for(int i=0;i<=12;i++){
		cin >>a[i];
	}
	long long j=(a[0]-'0')*1+(a[2]-'0')*2+(a[3]-'0')*3+(a[4]-'0')*4+(a[6]-'0')*5+(a[7]-'0')*6+(a[8]-'0')*7+(a[9]-'0')*8+(a[10]-'0')*9;
	j%=11;
	if(j==a[12]-'0'){
		cout <<"Right";
		return 0;
	}
	a[12]=j+'0';
	for(int i=0;i<=12;i++){
		cout<<a[i];
	}
	return 0;
	cout <<a[12]; 
}