結果
問題 | No.1369 交換門松列・竹 |
ユーザー | rniya |
提出日時 | 2021-02-05 17:06:54 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 6,279 bytes |
コンパイル時間 | 2,308 ms |
コンパイル使用メモリ | 208,384 KB |
実行使用メモリ | 5,376 KB |
最終ジャッジ日時 | 2024-07-02 07:17:51 |
合計ジャッジ時間 | 3,628 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge1 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 2 ms
5,248 KB |
testcase_01 | WA | - |
testcase_02 | AC | 2 ms
5,376 KB |
testcase_03 | AC | 2 ms
5,376 KB |
testcase_04 | AC | 2 ms
5,376 KB |
testcase_05 | AC | 2 ms
5,376 KB |
testcase_06 | AC | 2 ms
5,376 KB |
testcase_07 | WA | - |
testcase_08 | AC | 2 ms
5,376 KB |
testcase_09 | WA | - |
testcase_10 | WA | - |
testcase_11 | AC | 2 ms
5,376 KB |
testcase_12 | AC | 2 ms
5,376 KB |
testcase_13 | WA | - |
testcase_14 | WA | - |
testcase_15 | AC | 7 ms
5,376 KB |
testcase_16 | AC | 8 ms
5,376 KB |
testcase_17 | AC | 9 ms
5,376 KB |
testcase_18 | AC | 8 ms
5,376 KB |
testcase_19 | AC | 7 ms
5,376 KB |
testcase_20 | WA | - |
testcase_21 | AC | 8 ms
5,376 KB |
testcase_22 | WA | - |
testcase_23 | AC | 9 ms
5,376 KB |
testcase_24 | WA | - |
testcase_25 | WA | - |
testcase_26 | WA | - |
testcase_27 | WA | - |
testcase_28 | WA | - |
testcase_29 | WA | - |
testcase_30 | AC | 7 ms
5,376 KB |
testcase_31 | AC | 7 ms
5,376 KB |
testcase_32 | AC | 3 ms
5,376 KB |
testcase_33 | AC | 6 ms
5,376 KB |
ソースコード
#define LOCAL #include <bits/stdc++.h> using namespace std; #pragma region Macros typedef long long ll; typedef __int128_t i128; typedef unsigned int uint; typedef unsigned long long ull; #define ALL(x) (x).begin(), (x).end() template <typename T> istream& operator>>(istream& is, vector<T>& v) { for (T& x : v) is >> x; return is; } template <typename T> ostream& operator<<(ostream& os, const vector<T>& v) { for (int i = 0; i < (int)v.size(); i++) { os << v[i] << (i + 1 == (int)v.size() ? "" : " "); } return os; } template <typename T, typename U> ostream& operator<<(ostream& os, const pair<T, U>& p) { os << '(' << p.first << ',' << p.second << ')'; return os; } template <typename T, typename U, typename V> ostream& operator<<(ostream& os, const tuple<T, U, V>& t) { os << '(' << get<0>(t) << ',' << get<1>(t) << ',' << get<2>(t) << ')'; return os; } template <typename T, typename U, typename V, typename W> ostream& operator<<(ostream& os, const tuple<T, U, V, W>& t) { os << '(' << get<0>(t) << ',' << get<1>(t) << ',' << get<2>(t) << ',' << get<3>(t) << ')'; return os; } template <typename T, typename U> ostream& operator<<(ostream& os, const map<T, U>& m) { os << '{'; for (auto itr = m.begin(); itr != m.end();) { os << '(' << itr->first << ',' << itr->second << ')'; if (++itr != m.end()) os << ','; } os << '}'; return os; } template <typename T, typename U> ostream& operator<<(ostream& os, const unordered_map<T, U>& m) { os << '{'; for (auto itr = m.begin(); itr != m.end();) { os << '(' << itr->first << ',' << itr->second << ')'; if (++itr != m.end()) os << ','; } os << '}'; return os; } template <typename T> ostream& operator<<(ostream& os, const set<T>& s) { os << '{'; for (auto itr = s.begin(); itr != s.end();) { os << *itr; if (++itr != s.end()) os << ','; } os << '}'; return os; } template <typename T> ostream& operator<<(ostream& os, const multiset<T>& s) { os << '{'; for (auto itr = s.begin(); itr != s.end();) { os << *itr; if (++itr != s.end()) os << ','; } os << '}'; return os; } template <typename T> ostream& operator<<(ostream& os, const unordered_set<T>& s) { os << '{'; for (auto itr = s.begin(); itr != s.end();) { os << *itr; if (++itr != s.end()) os << ','; } os << '}'; return os; } template <typename T> ostream& operator<<(ostream& os, const deque<T>& v) { for (int i = 0; i < (int)v.size(); i++) { os << v[i] << (i + 1 == (int)v.size() ? "" : " "); } return os; } void debug_out() { cerr << '\n'; } template <class Head, class... Tail> void debug_out(Head&& head, Tail&&... tail) { cerr << head; if (sizeof...(Tail) > 0) cerr << ", "; debug_out(move(tail)...); } #ifdef LOCAL #define debug(...) \ cerr << " "; \ cerr << #__VA_ARGS__ << " :[" << __LINE__ << ":" << __FUNCTION__ << "]" << '\n'; \ cerr << " "; \ debug_out(__VA_ARGS__) #else #define debug(...) 42 #endif template <typename T> T gcd(T x, T y) { return y != 0 ? gcd(y, x % y) : x; } template <typename T> T lcm(T x, T y) { return x / gcd(x, y) * y; } template <class T1, class T2> inline bool chmin(T1& a, T2 b) { if (a > b) { a = b; return true; } return false; } template <class T1, class T2> inline bool chmax(T1& a, T2 b) { if (a < b) { a = b; return true; } return false; } #pragma endregion const int INF = 1e9; const long long IINF = 1e18; const int dx[4] = {1, 0, -1, 0}, dy[4] = {0, 1, 0, -1}; const char dir[4] = {'D', 'R', 'U', 'L'}; const long long MOD = 1000000007; // const long long MOD = 998244353; bool kadomatsu(const vector<int>& v) { if (v[0] == v[1]) return false; if (v[1] == v[2]) return false; if (v[2] == v[0]) return false; return min({v[0], v[1], v[2]}) == v[1] || max({v[0], v[1], v[2]}) == v[1]; } void solve() { int N; cin >> N; vector<int> A(N); cin >> A; auto check = [&](int i) { if (i < 0 || i + 2 >= N) return true; if (A[i] == A[i + 1]) return false; if (A[i + 1] == A[i + 2]) return false; if (A[i + 2] == A[i]) return false; return min({A[i], A[i + 1], A[i + 2]}) == A[i + 1] || max({A[i], A[i + 1], A[i + 2]}) == A[i + 1]; }; auto whole = [&]() { for (int i = 0; i + 2 < N; i++) { if (!check(i)) { return false; } } return true; }; vector<bool> ng(N, false); for (int i = 0; i + 2 < N; i++) { if (!check(i)) { for (int j = 0; j < 3; j++) { ng[i + j] = true; } } } vector<int> cand; for (int i = 0; i < N; i++) { if (ng[i]) { cand.emplace_back(i); } } if (cand.size() > 20) { cout << "No" << '\n'; return; } for (int i = 0; i < cand.size(); i++) { for (int j = i + 1; j < cand.size(); j++) { if (A[cand[i]] == A[cand[j]]) continue; swap(A[cand[i]], A[cand[j]]); if (whole()) { cout << "Yes" << '\n'; return; } swap(A[cand[i]], A[cand[j]]); } } // if (cand.size() > 5) { // cout << "No" << '\n'; // return; // } auto SWAP = [&](int x, int y) { for (int i : {-2, -1, 0}) { if (!check(x + i)) return false; if (!check(y + i)) return false; } return true; }; for (int x : cand) { for (int i = 0; i < N; i++) { if (ng[i]) continue; swap(A[x], A[i]); if (SWAP(x, i)) { cout << "Yes" << '\n'; return; } swap(A[x], A[i]); } } cout << "No" << '\n'; } int main() { cin.tie(0); ios::sync_with_stdio(false); int T; cin >> T; for (; T--;) solve(); return 0; }