import java.util.stream.LongStream;

import java.io.BufferedReader;

import java.io.InputStreamReader;

import java.math.BigInteger;

import java.util.ArrayList;

import java.util.List;

public class HelloWorld{

public static void main(String args[]) throws Exception {

BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

String line = br.readLine();

int N = Integer.parseInt(line);

ArrayList<Integer> inputs = new ArrayList<Integer>();

for (int i = 0; i < N; i++) {

inputs.add(Integer.valueOf(br.readLine()));

}

ArrayList<BigInteger> outputs = new ArrayList<BigInteger>();

for(Integer input : inputs){

outputs.add(factorial(input));

}

for(BigInteger result: outputs){

System.out.println(result);

}

}

private static BigInteger factorial(Integer input) {

if(input == 1) return BigInteger.ONE;

return factorial(input - 1).multiply(new BigInteger(String.valueOf(input)));

}

}