Cod sursa(job #2206205)

Utilizator ArMyFoRHeLLmihai mihai ArMyFoRHeLL Data 21 mai 2018 17:47:11
Problema Factorial Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.33 kb
Raporteaza aceasta sursa 
#include <fstream>
#include <iostream>
using namespace std;

ifstream f("factorial.in");
ofstream g("factorial.out");

int main()
{
    int n;
    f >> n;
    if ( (n + 1) % 6 == 0 )
        g << -1;
    else
        if ( n == 0 )
            g << 0;
        else
            g << (n - n / 5) * 5;
    return 0;
}