#include <bits/stdc++.h>
using namespace std;
int main()
{
    for(int i = 32; i <100;i++)
    {
        int t =  i * i;
        int k1 = t % 10;
        int k2 = t / 10 % 10;
        int k3 = t / 100 % 10;
        int k4 = t / 1000;
        if (k1==k2 && k3 ==k4 ) cout << t<<endl;
    }
    
    return 0;
}
/**************************************************************
	Problem: 1092
	User: mariooo
	Language: C++
	Result: Accepted
	Time:11 ms
	Memory:2072 kb
****************************************************************/