Cod sursa(job #262917)

Utilizator emilianparaicu14Emilian Paraicu emilianparaicu14 Data 19 februarie 2009 19:07:20
Problema Factorial Scor 10
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.34 kb
Raporteaza aceasta sursa 
#include<fstream>
using namespace std;
int main()
{
	ifstream in ("fact.in");
	ofstream out("fact.out");
	long int p,nrtz,i,rtz,ii;
	in>>p;
	nrtz=5*p;
	rtz=nrtz;
	for (i=25;i<=nrtz-5;i+=25)
	{ii=i/5;
	 while(ii%5==0)
	{ rtz=rtz-5;
      ii=ii/5;
	}
	}
	if (nrtz==0) rtz =1;
	out<< rtz;
	in.close();
	out.close();
	return 0;
}