#include <cstdio>

using namespace std;

int k,x,y,n;

int cadran(int x,int y,int k)
{
    if(x<=k/2)
    {
        if(y<=k/2)
            return 1;
        return 4;
    }
    if(y<=k/2)
        return 2;
    return 3;
}

int poz(int x,int y,int k)
{
    int cadr=cadran(x,y,k);
    if()
}

int calc(int k,int x,int y)
{
    if(k==1)
    {
        return (cadran(x,y,k)-1)*4+poz;
    }
    return (cadran(x,y,k)-1)*calc(k-1,x,y);
}

int main()
{
    freopen("fractal.in","r",stdin);
    freopen("fractal.out","w",stdout);

    scanf("%d %d %d",&k,&y,&x);
    n=(1<<k);


    return 0;
}