~~~~caiji求助90分~~~~

#include<bits/stdc++.h>
using namespace std;
int main(){
	char q[1001],a[1001],qq[1001],aa[1001];
	cin>>q>>a;
	int q1=strlen(q),a1=strlen(a),z=0,w=0;
	for(int i=0;i<q1;i++){
		qq[i]=q[i];
		if(q[i]>='A'&&q[i]<='Z'){
			q[i]+=32;
		}
	}
	for(int i=0;i<a1;i++){
		aa[i]=a[i];
		if(a[i]>='A'&&a[i]<='Z'){
			a[i]+=32;
		}
	}
	for(int i=1;i<=q1;i++){
		if(q[i]=='r'&&q[i+1]=='i'&&q[i+2]=='o'&&q[i+3]=='i'){
			z=1;
			break;
		}
	}
	for(int i=1;i<=a1;i++){
		if(a[i]=='r'&&a[i+1]=='i'&&a[i+2]=='o'&&a[i+3]=='i'){
			w=1;
			break;
		}
	}
	if(z==1&&w==1)cout<<"Either is ok!";
	else if(z==1)cout<<qq<<" for sure!";
	else if(w==1)cout<<aa<<" for sure!";
	else cout<<"Try again!";
	return 0;
}