#pragma GCC optimize ("O2") #pragma GCC target ("avx") #include //#include //using namespace atcoder; using namespace std; typedef long long ll; #define rep(i, n) for(int i = 0; i < (n); i++) #define rep1(i, n) for(int i = 1; i <= (n); i++) #define co(x) cout << (x) << "\n" #define cosp(x) cout << (x) << " " #define ce(x) cerr << (x) << "\n" #define cesp(x) cerr << (x) << " " #define pb push_back #define mp make_pair #define chmin(x, y) x = min(x, y) #define chmax(x, y) x = max(x, y) #define Would #define you #define please int L[100100], R[100100]; int main() { cin.tie(0); ios::sync_with_stdio(false); int N, Q; cin >> N >> Q; int A[100100], B[100100]; rep(i, Q) cin >> A[i]; rep(i, Q) A[i]--; rep(i, Q) cin >> B[i]; rep(i, Q) B[i]--; rep(i, Q) if (A[i] > B[i]) swap(A[i], B[i]); int yabai = 0; rep(i, Q) { if (L[i] == 0) { if (A[i] == 0) { L[i + 1] = 1; if (B[i] == 1) L[i + 1] = 2; } else L[i + 1] = 0; } else { if (A[i] == L[i] - 1) { L[i + 1] = L[i]; if (B[i] == L[i]) L[i + 1] = L[i] + 1; } else L[i + 1] = L[i] - 1; } if (L[i + 1] >= N) yabai = 1; } for (int i = Q - 1; i >= 0; i--) { if (A[i] == L[i + 2] - 1) { chmax(L[i + 1], L[i + 2]); if (B[i] == L[i + 2]) chmax(L[i + 1], L[i + 2] + 1); } else chmax(L[i + 1], L[i + 2] - 1); if (L[i + 1] >= N) yabai = 1; } chmax(L[0], L[1] - 1); if (yabai) co("NO"); else { rep(i, Q) { if (L[i + 1] == A[i] || L[i + 1] == B[i]) yabai = 1; } if (yabai) co("NO"); else { co("YES"); rep(i, Q + 1) co(L[i] + 1); } } Would you please return 0; }