#include<bits/stdc++.h>
using namespace std;
string a;int n=0,b,j=1;
int main(){
	cin>>a;
	for(int i=0;i<a.size()-1;i++){
		if(a[i]=='0'){n+=0*j;j++;}
		if(a[i]=='1'){n+=1*j;j++;}
		if(a[i]=='2'){n+=2*j;j++;}
		if(a[i]=='3'){n+=3*j;j++;}
		if(a[i]=='4'){n+=4*j;j++;}
		if(a[i]=='5'){n+=5*j;j++;}
		if(a[i]=='6'){n+=6*j;j++;}
		if(a[i]=='7'){n+=7*j;j++;}
		if(a[i]=='8'){n+=8*j;j++;}
		if(a[i]=='9'){n+=9*j;j++;}
	}
	if(a[12]=='1')b=1;
	if(a[12]=='2')b=2;
	if(a[12]=='3')b=3;
	if(a[12]=='4')b=4;
	if(a[12]=='1')b=1;
	if(a[12]=='5')b=5;
	if(a[12]=='6')b=6;
	if(a[12]=='7')b=7;
	if(a[12]=='8')b=8;
	if(a[12]=='9')b=9;
	if(a[12]=='0')b=0;
	if(n%11==10){
		for(int i=0;i<=11;i++){
			cout<<a[i];
		}
		cout<<"X";
		return 0;
	}
	if(n%11==b){
		cout<<"Right";
	}else{
		for(int i=0;i<=11;i++){
			cout<<a[i];
		}
		cout<<n%11;
	}
	return 0;
}