Cod sursa(job #1107285)

Utilizator DoraNicoTilica Dora Nicoleta DoraNico Data 13 februarie 2014 19:48:59
Problema Factorial Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.28 kb
Raporteaza aceasta sursa 
#include <fstream>

using namespace std;
ifstream f("factorial.in");
ofstream g("factorial.out");
int main()
{long p,n,m,s=0;
f>>p;
n=p*4;
while(s<p)
{s=0;
m=n;
while(m!=0)
{m=m/5;
s=s+m;}
n++;
}
if(s!=p)
	g<<-1;
else
	if(p==0) g<<1;
else
g<<n-1;
return 0;}