Cod sursa(job #669872)

Utilizator andrei_diaconuAndrei Diaconu andrei_diaconu Data 27 ianuarie 2012 21:54:26
Problema Factorial Scor 25
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.35 kb
Raporteaza aceasta sursa 
#include<fstream>
using namespace std;
int p,i,cont,z;
int nrdiv(int x)
{
	while((x!=1) && (x%5==0))
	{
		x=x/5;
	    cont++;
	}
}
int main()
{
	i=0;
	cont=0;
	ifstream f("fact.in",ios::in);
	ofstream g("fact.out",ios::out);
	f>>p;
	if(p<=0)
		g<<-1;
	else
	{
		while(cont!=p)
		{
		i=i+5;
		nrdiv(i);
		}
		g<<i;
	}
	return 0;
}