Cod sursa(job #447700)
Utilizator | Data | 30 aprilie 2010 15:55:28 | |
---|---|---|---|
Problema | Factorial | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.26 kb |
#include<fstream.h>
int main()
{
long int o;
ofstream g("fact.out");
ifstream f("fact.in");
f>>o;
int s=0,q=0;
if(o!=0)
{
for(int i=0;s<=o;i=i+5)
{
q=i;
while(q%5==0&&i!=0)
{
s=s+1;
q=q/5;
}
}
if(s!=0)g<<-1;
else g<<i-5;
}
else g<<1;
return 0;
}