#include <bits/stdc++.h>
using namespace std;

struct X 
{
    union
    {
        int i;
        char c[sizeof(int)];
    } foo;
};

int main(void)
{
    X* p = new X;
    
    p->foo.i = 0x04030201;
    
    if (p->foo.c[0] == 1)
        cout << "Little endian\n";
    else
        cout << "Big endian\n";    
 
    return 0;
}