#include <bits/stdc++.h> #include <ext/pb_ds/assoc_container.hpp> #include <ext/pb_ds/tree_policy.hpp> #define int long long using namespace __gnu_pbds; using namespace std; const int mod = 1e6 + 3; const int inf = 1e9; const int maxx = 3e6 + 5; const int lg = 26; typedef tree <int, null_type, less_equal <int>, rb_tree_tag, tree_order_statistics_node_update> ordered_multiset; void solve () { int n, k, sum = 0, idx1 = -1, idx2 = -1; cin >> n >> k; vector <int> a(n + k); for (int i = 0; i < n + k; i++) { cin >> a[i]; //sum += a[i]; } bool c = 1; sum = a[1] + a[n]; // 1 2 3 4 7 // 1 3 // 3 6 7 8 9 for (int l = 1, r = n; l < r; l++, r--) { if (a[l] + a[r] != sum) { c = 0; break; } } if (c) { for (int i = 1; i <= n; i++) { cout << a[i] << ' '; } } else { for (int i = 0; i < n; i++) { cout << a[i] << ' '; } } } signed main(){ ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); int t = 1; //cin >> t; while (t--) { solve(); } }