#include<bits/stdc++.h>
using namespace std;
#define LL unsigned long long int

int main() 
{
	string s;
	cin >> s;
	int a;
	for(int i=0;i<s.size();i++)
	{
		a += s[i] - '0';
	}
	
	string t = to_string (a);
	string temp = t;
	
	reverse (temp.begin() , temp.end());
	
	if(temp == t )
	{
		cout<< "palindrome" << endl;
	}
	else
	{
		cout << "Not Palindrome" << endl;
		
	}
}