#include <bits/stdc++.h>
using namespace std;
int dp[110][110];
pair<int, int> from[110][110];
int gp[210], pos[210];
int ansa[110], ansb[110];
int main(){
    ios::sync_with_stdio(0), cin.tie(0), cout.tie(0);
    int n, m; cin >> n >> m;
    for (int i = 1; i <= n; ++ i){
        int x; cin >> x;
        if(x){
            gp[x] = 1;
            pos[x] = i;
        }
    }
    for (int i = 1; i <= m; ++ i){
        int x; cin >> x;
        if(x){
            gp[x] = 2;
            pos[x] = i;
        }
    }
    dp[0][0] = 1;
    for (int i = 1; i <= n + m; ++ i){
        for (int x = 0; x <= i; ++ x){
            int y = i - x;
            if(x > n || y > m) continue;
            if(gp[i] == 1 && x != pos[i]) continue;
            if(gp[i] == 2 && y != pos[i]) continue;
            if(x != 0 && dp[x - 1][y]) dp[x][y] = 1, from[x][y] = {x - 1, y};
            if(y != 0 && dp[x][y - 1]) dp[x][y] = 1, from[x][y] = {x, y - 1};
        }
    }
    int x = n, y = m;
    while(x + y){
        if(from[x][y].first == x) ansb[y] = x + y, -- y;
        else ansa[x] = x + y, -- x;
    }
    for (int i = 1; i <= n; ++ i) cout << ansa[i] << " "; cout << "\n";
    for (int i = 1; i <= m; ++ i) cout << ansb[i] << " ";
}