/*** author: yuji9511 ***/
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using lpair = pair<ll, ll>;
const ll MOD = 1e9+7;
const ll INF = 1e18;
#define rep(i,m,n) for(ll i=(m);i<(n);i++)
#define rrep(i,m,n) for(ll i=(m);i>=(n);i--)
#define printa(x,n) for(ll i=0;i<n;i++){cout<<(x[i])<<" \n"[i==n-1];};
void print() {}
template <class H,class... T>
void print(H&& h, T&&... t){cout<<h<<" \n"[sizeof...(t)==0];print(forward<T>(t)...);}

int main(){
    cin.tie(0);
    ios::sync_with_stdio(false);
    ll N,P,Q;
    cin >> N >> P >> Q;
    ll A[200010];
    rep(i,0,N) cin >> A[i];
    bool ok = false;
    ll p = -1, q = -1;
    ll pos[200010];
    rep(i,0,N) pos[A[i]] = i;
    // ll r = next_permutation(A, A+N);
    // if(r == 0){
    //     print(-1);
    //     return 0;
    // }
    set<ll> st;
    if(pos[P] < pos[Q]){
        rrep(i,N-1,0){
            ll cur = A[i];
            if(cur == P) st.erase(Q);
            auto itr = st.lower_bound(cur);
            if(itr != st.end()){
                ok = true;
                // print(i);
                ll v = *itr;
                st.erase(v);
                st.insert(A[i]);
                if(A[i] == P) st.erase(Q);
                A[i] = v;
                ll idx = i+1;
                // print(idx);
                while(st.size()){
                    auto it = st.begin();
                    ll val = *it;
                    // print(val);
                    if(val == P) st.insert(Q);
                    A[idx] = val;
                    idx++;
                    st.erase(it);
                }
                break;
            }else{
                st.insert(A[i]);
                if(A[i] == P){
                    st.erase(Q);
                }
            }

        }
    }else{
        exit(1);
        rrep(i,N-1,0){
            ll cur = A[i];
            if(i > pos[Q]){
                st.insert(A[i]);
            }else{
                auto itr = st.lower_bound(A[i]);
                if(itr == st.end()){
                    if(A[i] != Q) st.insert(A[i]);
                }else{
                    // print(i);
                    ok = true;
                    ll v = *itr;
                    if(A[i] != Q && v != P) st.insert(A[i]);
                    if(v == P){
                        st.insert(A[i]);
                    }else if(A[i] != Q){
                        st.insert(A[i]);
                    }
                    A[i] = v;
                    st.erase(v);
                    ll idx = i+1;

                    while(st.size()){
                        auto itr = st.begin();
                        ll val = *itr;
                        // print(val);
                        if(val == P) st.insert(Q);
                        A[idx] = val;
                        idx++;
                        st.erase(val);

                    }
                }

            }
        }

    }
    if(not ok){
        print(-1);
    }else{
        printa(A, N);
    }
    

}