#include <fstream>
#include <cstdlib>
#include <ctime>

using namespace std;

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

int p,i,s,j;
int a[600000],b[600000];

int main () {
    f >> p;
    for (i=1;i<2*p;i++) {
        f >> a[i];
        b[i]=i;
        if (i<=p) s+=a[i];
    }
    srand(time(0));
    while (!s%p) {
        i=1+rand()%p;
        j=1+p+rand()%(p-1);
        s=s+a[b[j]]-a[b[i]];
        swap(b[i],b[j]);
    }
    for (i=1;i<=p;i++)
        g << b[i] << ' ';
    f.close();g.close();
    return 0;
}