#include <iostream>
#include <vector>

using namespace std;

    int tmp(int a, int b) {
        cout << a << " " << b << "\n";
        return a;
    }
    int tmp(int a, int b, int c) {
        cout << "23424";
        return c;
    }

int main()
{
    int a = 2;
    int b = 3;
    int c = 4;
    cout << tmp(a, b) << " \n";
    cout << tmp(a, b, c) << " \n";
    return 0;
}