#include <bits/stdc++.h>
using namespace std;
class InputReader {
    public:
        InputReader() {}
        InputReader(const char *file_name) {
            input_file = fopen(file_name, "r");
            cursor = 0;
            fread(buffer, SIZE, 1, input_file);
        }
        inline InputReader &operator >>(int &n) {
            while(buffer[cursor] < '0' || buffer[cursor] > '9') {
                advance();
            }
            n = 0;
            while('0' <= buffer[cursor] && buffer[cursor] <= '9') {
                n = n * 10 + buffer[cursor] - '0';
                advance();
            }
            return *this;
        }
    private:
        FILE *input_file;
        static const int SIZE = 1 << 17;
        int cursor;
        char buffer[SIZE];
        inline void advance() {
            ++ cursor;
            if(cursor == SIZE) {
                cursor = 0;
                fread(buffer, SIZE, 1, input_file);
            }
        }
}f("congr.in");
ofstream g("congr.out");
vector <int> c,d;
int n,i,a,b,v[6<<17];
long long sum=0;
int main(){
    srand(time(0));
    f>>n;
    for(i=1;i<2*n;++i){
        f>>v[i];
        if(i<=n){
            sum+=v[i];
            c.push_back(i);
        }
        else d.push_back(i);
    }
    while(sum%n>0){
        a=rand()%n;
        b=rand()%(n-1);
        sum=sum-v[c[a]]+v[d[b]];
        swap(c[a],d[b]);
    }
    for(i=0;i<c.size();++i) g<<c[i]<<' ';
    return 0;
}