Cod sursa(job #241031)

Utilizator lucibicsiLucian Bicsi lucibicsi Data 9 ianuarie 2009 10:13:36
Problema Factorial Scor 5
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.31 kb
Raporteaza aceasta sursa 
#include<fstream.h>
ifstream f("fact.in");
ofstream g("fact.out");
int zero(int n)
{
   int s=0;
   while(n)
      {
	 n=n/5;
	 s=s+n;
      }
return s;
}
int main()
{
   int n,p,gata=0;
   f>>p;
   for(n=0;!gata;n++)
      if(zero(n)==p)
	 gata=1;
   if(gata)
      g<<n;
   else g<<"-1";
}