#include <iostream>

using std::cout;
using std::endl;

bool fermat ()
{
    const long long MAX = 1'000'000;
    long long a=1, b=1, c=1;
    
    for (;;) {
        if (a*a*a == b*b*b+c*c*c)
            return true;
        
        a++;
        if (a>MAX) {
            a=1;
            b++;
        }
        
        if (b>MAX) {
            b=1;
            c++;
        }
        
        if (c>MAX) {
            c=1;
        }
    }
    
    return false;
}

int main() {
    if (fermat()) {
        cout << "Fermat's Last Theorem has been disproved.\n";
    } else {
        cout << "Fermat's Last Theorem has not been disproved.\n";
    }
}