#include #include #include using namespace std; int main() { int n; cin >> n; vector p(n), q(n); for (int i = 0; i < n; ++i) cin >> p[i]; for (int i = 0; i < n; ++i) cin >> q[i]; vector pid(n), qid(n); for (int i = 0; i < n; ++i) { --p[i], --q[i]; pid[p[i]] = i; qid[q[i]] = i; } vector> a(n + 1, vector (n)); for (int i = 0; i < n; ++i) { a[0][i] = p[i]; a[n][i] = q[i]; } for (int i = 1; i <= n; ++i) { a[i] = a[i - 1]; for (int j = 0; j + 1 < n; ++j) { if (qid[a[i][j]] > qid[a[i][j + 1]]) { swap(a[i][j], a[i][j + 1]); ++j; } } } cout << "-1\n" << endl; return 0; for (int i = 0; i < n; ++i) { if (a[n][i] != q[i]) { cout << "-1" << endl; return 0; } } for (int i = 0; i <= n; ++i) for (int j = 0; j < n; ++j) cout << a[i][j] + 1 << " \n"[j == n - 1]; }