Cod sursa(job #726734)
| Utilizator |  Denis Mita Kira96 |
Data | 27 martie 2012 14:29:20 |
|---|---|---|---|
| Problema | Factorial | Scor | 5 |
| Compilator | cpp | Status | done |
| Runda | Arhiva de probleme | Marime | 0.32 kb |
#include<stdio.h>
long long k,n,i,aux,nr,a,a2,nn,n2;
int main ()
{
freopen("fact.in","r",stdin);
freopen("fact.out","w",stdout);
scanf("%lld",&n);
if(n==0)
printf("0");
nn=n;
for(i=1;i<=11;i++)
if(nn>=5)
{
nn/=5;
n-=nn;
n2=n;
n2/=5;
n+=nn-n2;
}
else
break;
printf("%lld",5*n);
}