#include<iostream>
using namespace std;
int main(){
    long long sum;
    int a,b,c,d;
    char e,f,g;
    cin >> a >> e >> b >> f >> c >> g >> d;
    sum = a * 1e9 + b * 1e7 + c;
    if(sum % 11 == d){
        cout << "Right";
    }else{
        cout << a << '-' << b << '-' << c << '-' <<sum % 11;
    }
    return 0;
}