#include <type_traits>
#include <iostream>

template <typename T>
void show() {
    if constexpr (std::is_pointer_v<T>) {
        std::cout << "pointer" << '\n';
    } else {
        std::cout << "primary" << '\n';
    }
}

int main() {
    show<int*>();
    show<int>();
    return 0;
}