Cod sursa(job #428543)

Utilizator dtoniucDaniel Toniuc dtoniuc Data 29 martie 2010 12:46:42
Problema Factorial Scor 45
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.3 kb
Raporteaza aceasta sursa 
#include <iostream>
#include <fstream>
using namespace std;
int main ()
{
	int p,n=0,nr;
	ifstream fin("fact.in");
	ofstream fout("fact.out");
	fin>>p;
	if (p==0) fout<<"1";
	else 
	while (p)
	{
		n+=5;
		nr=n;
		while (nr%5==0)
		{
			p-=1;
			nr/=5;
		}	
	}
	fout<<n;
	return 0;
}