#include<fstream.h>
ifstream f("cifra.in");
ofstream g("cifra.out");
int t,d2,s,k,j,s1,i;
long n;
int main()
{
f>>t;
s1=0;
for(i=1;i<=t;i++)
{
f>>n;
s=0;
k=1;
 for (j=1;j<=i;j++)
 k=k*i;
s=s+k+s1;
s1=s;
g<<s%10<<endl;
}
f.close();
g.close();
return 0;
}