#include<iostream>
using namespace std;

bool valid(string s) {
    for(char c:s)
     if(c <'a'||c >'z')
      return false;
    return true;
}
int main(){
    string s1,s2;
    cin>>s1>>s2;
    if(!valid(s1)||!valid(s2)){
        cout<<"Invalid input";
        return 0;
    }
}

   if(s1.length()!=s2.length()){
       cout<<"false";
       return 0;
   }
int n = s1.length();
string left = s1.substr(2)+s1.substr(0,2);
string right = s1.substr(n-2)+s1.substr(0,n-2);
if(s2==left||s2==right)
 cout<<"true";
 else
  cout<<"false";
 return 0;
}