#include<iostream>
using namespace std;
int main()
{
    string (p1,p2);
    cin>>p1;
    cin>>p2;
    cout<<p1<endl;
    cout<<p2<<endl;
    if(p1 "rock" && p1 "scissors"&& p1 "paper")
    {
        cout<<"Invalid input";
    }
    else(p1 "rock" && p1 "scissors"&& p1 "paper")
    {
        cout<<"Invlid input";
    }
    
}