#include <bits/stdc++.h>
using namespace std;

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    
    int N; cin >> N;
    if(N == 1){cout << -1 << endl; return 0;}
    vector<pair<int,int>> A(N);
    for(int i=0; i<N; i++) cin >> A.at(i).first,A.at(i).second = i;
    sort(A.begin(),A.end());

    set<int> idx;
    for(int i=1; i<=N; i++) idx.insert(i);

    int swap1 = -1,swap2 = -1;
    vector<int> answer(N);
    for(int i=0; i<N-1; i++){
        auto[a1,pos1] = A.at(i); auto[a2,pos2] = A.at(i+1);
        if(a1 == a2){
            swap1 = pos1,swap2 = pos2;
            answer.at(pos1) = 1,answer.at(pos2) = 2;
            idx.erase(1); idx.erase(2); break;
        }
    }
    if(swap1 == -1){
        for(int d=0; d<20; d++) for(int d2=d+1; d2<20; d2++){
            if(N < (1<<d2) || swap1 != -1) break;
            vector<int> ok(4,-1);
            for(int i=0; i<N; i++){
                auto[a,pos] = A.at(i);
                int p = (a&(1<<d2))/(1<<d2)*2+(a&(1<<d))/(1<<d);
                ok.at(p) = pos; 
            }
            for(int p=0; p<3; p++) for(int p2=p+1; p2<4; p2++){
                if(ok.at(p) == -1 || ok.at(p2) == -1 || swap1 != -1) continue;
                if(p+p2 == 3){
                    swap1 = ok.at(p); swap2 = ok.at(p2);
                    answer.at(ok.at(p)) = 1<<d; answer.at(ok.at(p2)) = 1<<d2;
                    idx.erase(1<<d); idx.erase(1<<d2);
                }
                else{
                    if((1<<d2)+(1<<d) > N) continue;
                    swap1 = ok.at(p); swap2 = ok.at(p2);
                    answer.at(ok.at(p)) = (1<<d)+(1<<d2); answer.at(ok.at(p2)) = 1<<d2;
                    idx.erase(answer.at(ok.at(p))); idx.erase(1<<d2);                    
                }
            }
        }
    }
    if(swap1 == -1){cout << -1 << endl; return 0;}

    for(auto &a : answer) if(a == 0) a = *idx.begin(),idx.erase(idx.begin());
    for(int i=0; i<N; i++) cout << answer.at(i) << (i==N-1?"\n":" ");
    for(int i=0; i<N; i++){
        if(i != swap1 && i != swap2) cout << answer.at(i) << (i==N-1?"\n":" ");
        if(i == swap1) cout << answer.at(swap2) << (i==N-1?"\n":" ");
        if(i == swap2) cout << answer.at(swap1) << (i==N-1?"\n":" ");
    }
}