#include<bits/stdc++.h>
using namespace std;
int main()
{
	int s=0;
	string st;
	cin>>st;
	s+=(st[0]-'0');
	s+=(st[2]-'0')*2;
	s+=(st[3]-'0')*3;
	s+=(st[4]-'0')*4;
	s+=(st[6]-'0')*5;
	s+=(st[7]-'0')*6;
	s+=(st[8]-'0')*7;
	s+=(st[9]-'0')*8;
	s+=(st[10]-'0')*9;
	s%=11;
	if (s==10&&st[12]=='X')
		cout<<"Right";
	else if (s==(st[12]-'0')) cout<<"Right";
	else
	{
		for (int i=0;i<=11;++i)cout<<st[i];
		if(s==10) cout<<'X';
		else
		cout<<s;
	}
	return 0;
}