Cod sursa(job #521079)

Utilizator Antonius74Antonius Cezar Hegyes Antonius74 Data 11 ianuarie 2011 08:46:48
Problema Factorial Scor 60
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.34 kb
Raporteaza aceasta sursa 
#include <cstdio>
int main()
{
	freopen ("fact.in","r",stdin);
	freopen ("fact.out","w",stdout);
	
	int p,x=0,i=0,aux;
	scanf ("%d",&p);
	while (i<p)
	{
	
		x+=5;
		aux=x;
		while (aux%5==0)
		{
			aux/=5;
			i++;
		}
	}
	
	if (i>p)
		printf ("-1 \n");
	else
		if (p==0)
			printf ("1 \n");
		else
			printf ("%d \n",x);
}