Cod sursa(job #424242)

Utilizator Raz_Van_BarbascuBarbascu Razvan Raz_Van_Barbascu Data 24 martie 2010 18:18:36
Problema Factorial Scor 5
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.31 kb
Raporteaza aceasta sursa 
#include<fstream>
using namespace std;
int main()
{
	long p,i,k;
	int x;
	i=5;x=0;
	ifstream f ("fact.in");
	f>>p;
	f.close();
	while(x<p)
	{
		k=i;
		while(!k%5&&k){k/=5;x++;}
		i+=5;
	}
	ofstream g ("fact.out");
	if(p==0)g<<1;
	else if(x==p)g<<i-5;
		else if(x>p) g<<-1;
	g.close();
	return 0;
}