Cod sursa(job #831446)
| Utilizator |  Nathan Wildenberg thewildnath |
Data | 8 decembrie 2012 17:21:00 |
|---|---|---|---|
| Problema | Cifra | Scor | 0 |
| Compilator | cpp | Status | done |
| Runda | Arhiva de probleme | Marime | 0.35 kb |
#include<stdio.h>
int prod(int n)
{
int i,p=1;
for(i=1;i<=n;i++)
p=(p*n)%10;
return p;
}
int main()
{
freopen("cifra.in","r",stdin);
freopen("cifra.out","w",stdout);
int t,i,j,p,l,s,x;
scanf("%d",&t);
for(i=1;i<=t;i++)
{
s=0;
p=1;
scanf("%d",&x);
for(j=1;j<=x;j++)
s=s+prod(j);
printf("%d\n",s%10);
}
return 0;
}