大数 

#include<cstdio>

#include<cstdlib>

#include<cstring>

#include<algorithm>

#include<queue>

using namespace std;

int a[2000];

int main()

{

    int t;

    scanf("%d",&t);

    while(t--)

    {

        int n;

        scanf("%d",&n);

        memset(a, 0, sizeof(a));

        a[0]  = 1;

        for(int i = 2; i <= n; i++)

        {

            int c = 0;

            for(int j = 0; j < 2000; j++)

            {

                int s = a[j] * i + c;

                a[j] = s%10;

                c = s/10;

            }

        }

        int k;

        for(k = 1999; k >= 0; k--)

            if(a[k]) break;

        for(int i = k; i >= 0; i--)

            printf("%d",a[i]);

        puts("");

    }

    return 0;

}