Cod sursa(job #509295)

Utilizator militerMilitaru Gabriel Ovidiu militer Data 10 decembrie 2010 20:19:22
Problema Factorial Scor 5
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.27 kb
Raporteaza aceasta sursa 
#include<iostream>
#include<fstream>
using namespace std;
long p;
long long n;
int main()
{
	n=0;
	ifstream fin("fact.in");
	ofstream fout("fact.out");
	fin>>p;
	for(int i=1;i<=p;i++)
		n=n+5;
	for(int j=5;j<n/5;j*=5)
		n-=5;
	fout<<n<<endl;
	return 0;
}