#include<iostream>
#include<algorithm>
using namespace std;
int main(){
    string s;
    cin>>s;
    bool flag-true;
    for(int i=0;i<s.length()/2;i++){
        if(s[i]!=s[s.length()-1-i)]){
            flag=false;
            break;
        }
    }
    if(flag)
      cout<<s<<"is palindrome";
    else
      cout<<s<<"is not palindrome";
    return 0;
}