#include <iostream>
#include <bits/stdc++.h>
using namespace std;
void polindrom(string str){
string str1 = str;
reverse(str1.begin(),str1.end());
if(str1 == str)
cout<<"Is polindorm"<<endl;
else
cout<<"Not POlindrom"<<endl;
}
int main(){
string str = "ABCDCB";
polindrom(str);
return 0;
}