Cod sursa(job #812504)

Utilizator emi58Emanuel Scirlet emi58 Data 13 noiembrie 2012 22:25:00
Problema Factorial Scor 15
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.35 kb
Raporteaza aceasta sursa 
#include<fstream>
using namespace std;
ifstream f("fact.in");
ofstream g("fact.out");
int n;
int fact(int x)
{
	int nr=0,k,i;
	if(x==0)
		return 1;
	for(i=5;i<=32000;i+=5)
		if(i%5==0)
			{
				nr++;k=i;
				if(x==nr)
					break;
		}
		if(i>32000)
			return -1;
		else
		return k;
}
int main()
{
	f>>n;
	g<<fact(n);
	return 0;
}