Cod sursa(job #302181)

Utilizator jezabestBurnei Alexandru Vlad jezabest Data 8 aprilie 2009 18:43:54
Problema Factorial Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.3 kb
Raporteaza aceasta sursa 
#include <fstream.h>
#include <math.h>
long p,n,t,i,j;
void main ()
{
fstream f("fact.in",ios::in);
f>>p;
f.close ();
i=0;
j=0;
while (i<p)
  {
  j=j+5;
  t=j;
  while (t%5==0)
    {
    t=t/5;
    i=i+1;
    }
  }
fstream g("fact.in",ios::in);
if (i==p)
g<<j;
else
g<<-1;
g.close ();
}