Cod sursa(job #981647)
Utilizator | Smerica Valeriu junkie | Data | 7 august 2013 17:42:20 |
---|---|---|---|
Problema | Factorial | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.25 kb |
#include<fstream>
using namespace std;
int main()
{
int i,p,c=0,z=1;
ifstream f("fact.in");
f>>p;f.close();
i=5*p;
for(int j=25;j<=i;j*=5){c+=z;z++;}
i-=5*c;
ofstream g("fact.out");
if(!p)g<<1;
else g<<i;g.close();
}