Cod sursa(job #476779)

Utilizator chibicitiberiuChibici Tiberiu chibicitiberiu Data 12 august 2010 12:58:16
Problema Factorial Scor 10
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.32 kb
Raporteaza aceasta sursa 
#include<fstream>
using namespace std;

inline int fact(int zeros)
{
    return (zeros - (zeros/6))*5;
}


int main()
{
    int p;
    ifstream in ("fact.in");
    ofstream out ("fact.out");
    in>>p;

    if (p == 0) out<<1;
    else if ((p+1) % 6 == 0) out<<-1;
    else out<<fact(p);
    
    out.close();
    return 0;
}