#include <iostream>
#include <type_traits>

using namespace std;

template<typename T, typename U>
void f(T, U) {
    cout << is_same_v<T, U>;
}

int main() {
    int i = 0;
    double d = 0.0;
    f(i, d); 
    f<int>(i, d); 
    f<double>(i, d); 
}