#include<iostream>

unsigned long long memo[100000000];

int main(){
	int t;
	std::cin >> t;
	for (int i = 0; i < t; ++i){
		int n, m;
		std::cin >> n >> m;
		unsigned long long ans = 1;
		if (m == 1){
			std::cout << 0 << std::endl;
			continue;
		}
		for (int j = 2; j <= n; ++j){
			//if(j%m!=0)ans *= j % m;
			ans *= j;
			ans %= m;
		}
		std::cout << ans << std::endl;
	}
	//system("pause");
	return 0;
}