#include <bits/stdc++.h>
using namespace std;
using ll=long long;
using pll=pair<ll,ll>;
using tll=tuple<ll,ll,ll>;
using ld=long double;
const ll INF=(1ll<<60);
#define rep(i,n) for (ll i=0;i<(ll)(n);i++)
#define all(v) v.begin(),v.end()
template<class T> inline bool chmin(T &a,T b){
    if(a>b){
        a=b;
        return true;
    }
    return false;
}
template<class T> inline bool chmax(T &a,T b){
    if(a<b){
        a=b;
        return true;
    }
    return false;
}
int main(){
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    ll n;
    cin >> n;
    vector<ll> a(n);
    rep(i,n) cin >> a[i];
    if(n<=2){
        if(((a[0]+1)^(a[1]+2))==((a[0]+2)^(a[1]+1))){
            cout << "1 2\n";
            cout << "2 1\n";
        }else{
            cout << "-1\n";
        }
        return 0;
    }
    vector<ll> x,y;
    rep(i,n){
        if(a[i]&1) x.push_back(i);
        else y.push_back(i);
    }
    if((ll)x.size()<=1) swap(x,y);
    vector<ll> p(n);
    ll now=1;
    rep(i,n){
        if(i==x[0]){
            p[i]=2;
        }else if(i==x[1]){
            p[i]=3;
        }else{
            p[i]=now;
            if(now==1) now=4;
            else now++;
        }
    }
    vector<ll> q=p;
    swap(q[x[0]],q[x[1]]);
    rep(i,n) cout << p[i] << ' ';
    cout << '\n';
    rep(i,n) cout << q[i] << ' ';
    cout << '\n';
}