#include <bits/stdc++.h> using namespace std; #define ll long long signed main(){ ios::sync_with_stdio(false); cin.tie(nullptr); int n,k; cin>>n>>k; int a[n + k]; for (int i = 0; i < n + k; i++) { cin>>a[i]; } for (int i = 0; i < n + k; i++) { int ans = -1, l = 0, r = n + k - 1, ok = 1; while (l < r) { if(l == i){ l++; continue; } if(r == i){ r--; continue; } long long sum = a[l] + a[r]; if (ans == -1) ans = sum; else if(sum != ans){ ok = 0; break; } l++; r--; } if(ok){ for (int j = 0; j < n + k; j++) { if(i != j) std::cout << a[j] << " "; } return 0; } } return 0; }