Cod sursa(job #292139)

Utilizator APMeMangra Alex APMe Data 30 martie 2009 20:08:27
Problema Factorial Scor 60
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.27 kb
Raporteaza aceasta sursa 
#include<fstream.h>
main ()
{long p,nr=0,cont=1,a;
 ifstream i("fact.in");
 ofstream o("fact.out");
 i>>p;
 while(p--)
  {nr=nr+5;
   a=cont;
   while(cont%5==0)
    {p--;cont/=5;}
   cont=a;
   cont++;
  }
 o<<nr<<'\n';
 i.close();
 o.close();
 return 0;
}