// editor5
#include<stdio.h>

void main()
{
    int n;
    int ans[n],arr[n*2];
    for(int i=0;i<n;scanf("%d",&arr[i++]));
    for(int itr=1;itr<=arr[i];i+2)
    {
        for(int j=0;j<arr[j];j++)
        {
            ans[itr-1]*=j;
        }
    }
    for(int k=0;k<n;printf("%d",arr[k++]));
}