Cod sursa(job #470804)

Utilizator DEYDEY2Tudorica Andrei DEYDEY2 Data 15 iulie 2010 16:39:01
Problema Factorial Scor 35
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.28 kb
Raporteaza aceasta sursa 
#include<fstream>
using namespace std;
int main()
{
	 ifstream f("fact.in");
	 ofstream g("fact.out");
	 int p,i,m=0,c;
	 f>>p;
	 i=1;
	 while(m<p)
	 {
		 i++;
		 c=i;
		 while(c%5==0){ m++; c=c/5;}
	 }
	if (m==p) g<<i;
	else g<<-1;
	f.close();
	g.close();
	return 0;
}