Cod sursa(job #1610901)

Utilizator tudordariusCardas Tudor-Darius tudordarius Data 23 februarie 2016 20:10:06
Problema Factorial Scor 5
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.26 kb
Raporteaza aceasta sursa 
#include <fstream>

using namespace std;
ifstream fin("fact.in");
ofstream fout("fact.out");
long long int p,n;
int main()
{
    fin>>p;
    if(p%6==5)
        fout<<-1;
    else
    {
        n=(p/6)*25+(p%6)*5;
        fout<<n;
    }
    return 0;
}