#include<iostream>
#include<cmath>
#include<algorithm>
#include<string>
#include<map>
using namespace std;
long long sum(int n) {
	if (n == 1) {
		return 1;
	}
	return n * sum(n - 1);
}
int main() {
	long long n, num;
	cin >> n;
	while (n--) {
		cin >> num;
		cout << sum(num) << endl;
	}
	return 0;
}