Cod sursa(job #292564)

Utilizator APMeMangra Alex APMe Data 31 martie 2009 11:48:43
Problema Factorial Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.29 kb
Raporteaza aceasta sursa 
#include<fstream.h>
main()
{long p,n=0,cont=2,c;
 ifstream i("fact.in");
 ofstream o("fact.out");
 i>>p;
 while(p=p-2)
  {n=n+10;
   c=cont;
   while(cont%5==0)
    {p--;cont/=5;}
   cont=c;
   cont=cont+2;
  }
 if(p==-1)n=n-5;
 o<<n<<'\n';
 i.close();
 o.close();
 return 0;
}