Cod sursa(job #2185469)

Utilizator AndreiD31Dragan Andrei AndreiD31 Data 24 martie 2018 15:50:41
Problema 12-Perm Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.32 kb
Raporteaza aceasta sursa 
#include <fstream>

using namespace std;
ifstream f("12perm.in");
ofstream g("12perm.out");

int fact (int x)
{
    int i,p=1;
    if(x==0)return 1;
    for(i=1;i<=x;i++)
        p=(p*i)%(1<<20);
    return p;
}

int n,i,a[15000010];
int main()
{
    f>>n;
    g<<(fact(n-1)*2)%(1<<20);

    return 0;
}