Cod sursa(job #425684)
Utilizator | Data | 25 martie 2010 22:42:13 | |
---|---|---|---|
Problema | Factorial | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.43 kb |
#include<cstdio>
int p,s,j;
void cit()
{
scanf("%d",&p);
}
void rez()
{
s=0;
int t=0;
int k;
if(p==0)
j=1;
else
while(s<p)
{
t=j*5;
t+=5;k=0;
while(t==t/5*5)
{
t/=5;
++k;
}
s+=k;
if(k)
j+=5;
}
}
void afis()
{
printf("%d",j);
}
int main()
{
freopen("fact.in","r",stdin);
freopen("fact.out","w",stdout);
cit();
rez();
afis();
return 0;
}