#include <bits/stdc++.h>
using namespace std;
#define int long long int
#define double long double
inline int power(int a, int b) {
int x = 1;
while (b) {
if (b & 1) x *= a;
a *= a;
b >>= 1;
}
return x;
}
const int M = 1000000007;
const int N = 3e5+9;
const int INF = 2e9+1;
const int LINF = 2000000000000000001;
//_ ***************************** START Below *******************************
vector<int> a;
vector<int> b;
void consistency(int n, int m) {
int i = n-1;
int j = 0;
while(i>=0 && j<m){
if(a[i] > b[j]){
swap(a[i], b[j]);
}
else break;
i--;
j++;
}
sort(begin(a), end(a));
sort(begin(b), end(b));
for(int i=0; i<n; i++) cout << a[i] << " ";
for(int j=0; j<m; j++) cout << b[i] << " ";
cout << endl;
}
void solve() {
int n, m;
cin >> n >> m ;
a.resize(n);
b.resize(m);
for(int i=0; i<n; i++) cin >> a[i];
for(int i=0; i<m; i++) cin >> b[i];
consistency(n, m);
}
int32_t main() {
ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
int t = 1;
// cin >> t;
while (t--) {
solve();
}
return 0;
}
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