結果
問題 | No.1369 交換門松列・竹 |
ユーザー | hitonanode |
提出日時 | 2021-01-29 22:54:48 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 6,577 bytes |
コンパイル時間 | 2,361 ms |
コンパイル使用メモリ | 213,576 KB |
実行使用メモリ | 6,944 KB |
最終ジャッジ日時 | 2024-06-27 09:19:24 |
合計ジャッジ時間 | 3,448 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
6,816 KB |
testcase_01 | AC | 2 ms
6,940 KB |
testcase_02 | AC | 2 ms
6,940 KB |
testcase_03 | AC | 2 ms
6,940 KB |
testcase_04 | AC | 2 ms
6,940 KB |
testcase_05 | AC | 2 ms
6,940 KB |
testcase_06 | AC | 2 ms
6,944 KB |
testcase_07 | AC | 2 ms
6,940 KB |
testcase_08 | AC | 2 ms
6,944 KB |
testcase_09 | AC | 1 ms
6,944 KB |
testcase_10 | AC | 2 ms
6,940 KB |
testcase_11 | AC | 2 ms
6,940 KB |
testcase_12 | AC | 2 ms
6,944 KB |
testcase_13 | WA | - |
testcase_14 | WA | - |
testcase_15 | AC | 6 ms
6,940 KB |
testcase_16 | AC | 6 ms
6,940 KB |
testcase_17 | AC | 6 ms
6,940 KB |
testcase_18 | AC | 7 ms
6,940 KB |
testcase_19 | AC | 7 ms
6,944 KB |
testcase_20 | AC | 7 ms
6,944 KB |
testcase_21 | AC | 6 ms
6,940 KB |
testcase_22 | AC | 6 ms
6,940 KB |
testcase_23 | AC | 6 ms
6,944 KB |
testcase_24 | AC | 6 ms
6,944 KB |
testcase_25 | AC | 5 ms
6,940 KB |
testcase_26 | AC | 5 ms
6,940 KB |
testcase_27 | AC | 5 ms
6,940 KB |
testcase_28 | AC | 5 ms
6,944 KB |
testcase_29 | AC | 5 ms
6,940 KB |
testcase_30 | AC | 6 ms
6,940 KB |
testcase_31 | AC | 6 ms
6,940 KB |
testcase_32 | WA | - |
testcase_33 | AC | 5 ms
6,940 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; using lint = long long; using pint = pair<int, int>; using plint = pair<lint, lint>; struct fast_ios { fast_ios(){ cin.tie(nullptr), ios::sync_with_stdio(false), cout << fixed << setprecision(20); }; } fast_ios_; #define ALL(x) (x).begin(), (x).end() #define FOR(i, begin, end) for(int i=(begin),i##_end_=(end);i<i##_end_;i++) #define IFOR(i, begin, end) for(int i=(end)-1,i##_begin_=(begin);i>=i##_begin_;i--) #define REP(i, n) FOR(i,0,n) #define IREP(i, n) IFOR(i,0,n) template <typename T, typename V> void ndarray(vector<T>& vec, const V& val, int len) { vec.assign(len, val); } template <typename T, typename V, typename... Args> void ndarray(vector<T>& vec, const V& val, int len, Args... args) { vec.resize(len), for_each(begin(vec), end(vec), [&](T& v) { ndarray(v, val, args...); }); } template <typename T> bool chmax(T &m, const T q) { if (m < q) {m = q; return true;} else return false; } template <typename T> bool chmin(T &m, const T q) { if (m > q) {m = q; return true;} else return false; } int floor_lg(long long x) { return x <= 0 ? -1 : 63 - __builtin_clzll(x); } template <typename T1, typename T2> pair<T1, T2> operator+(const pair<T1, T2> &l, const pair<T1, T2> &r) { return make_pair(l.first + r.first, l.second + r.second); } template <typename T1, typename T2> pair<T1, T2> operator-(const pair<T1, T2> &l, const pair<T1, T2> &r) { return make_pair(l.first - r.first, l.second - r.second); } template <typename T> vector<T> sort_unique(vector<T> vec) { sort(vec.begin(), vec.end()), vec.erase(unique(vec.begin(), vec.end()), vec.end()); return vec; } template <typename T> istream &operator>>(istream &is, vector<T> &vec) { for (auto &v : vec) is >> v; return is; } template <typename T> ostream &operator<<(ostream &os, const vector<T> &vec) { os << '['; for (auto v : vec) os << v << ','; os << ']'; return os; } template <typename T, size_t sz> ostream &operator<<(ostream &os, const array<T, sz> &arr) { os << '['; for (auto v : arr) os << v << ','; os << ']'; return os; } #if __cplusplus >= 201703L template <typename... T> istream &operator>>(istream &is, tuple<T...> &tpl) { std::apply([&is](auto &&... args) { ((is >> args), ...);}, tpl); return is; } template <typename... T> ostream &operator<<(ostream &os, const tuple<T...> &tpl) { std::apply([&os](auto &&... args) { ((os << args << ','), ...);}, tpl); return os; } #endif template <typename T> ostream &operator<<(ostream &os, const deque<T> &vec) { os << "deq["; for (auto v : vec) os << v << ','; os << ']'; return os; } template <typename T> ostream &operator<<(ostream &os, const set<T> &vec) { os << '{'; for (auto v : vec) os << v << ','; os << '}'; return os; } template <typename T, typename TH> ostream &operator<<(ostream &os, const unordered_set<T, TH> &vec) { os << '{'; for (auto v : vec) os << v << ','; os << '}'; return os; } template <typename T> ostream &operator<<(ostream &os, const multiset<T> &vec) { os << '{'; for (auto v : vec) os << v << ','; os << '}'; return os; } template <typename T> ostream &operator<<(ostream &os, const unordered_multiset<T> &vec) { os << '{'; for (auto v : vec) os << v << ','; os << '}'; return os; } template <typename T1, typename T2> ostream &operator<<(ostream &os, const pair<T1, T2> &pa) { os << '(' << pa.first << ',' << pa.second << ')'; return os; } template <typename TK, typename TV> ostream &operator<<(ostream &os, const map<TK, TV> &mp) { os << '{'; for (auto v : mp) os << v.first << "=>" << v.second << ','; os << '}'; return os; } template <typename TK, typename TV, typename TH> ostream &operator<<(ostream &os, const unordered_map<TK, TV, TH> &mp) { os << '{'; for (auto v : mp) os << v.first << "=>" << v.second << ','; os << '}'; return os; } #ifdef HITONANODE_LOCAL const string COLOR_RESET = "\033[0m", BRIGHT_GREEN = "\033[1;32m", BRIGHT_RED = "\033[1;31m", BRIGHT_CYAN = "\033[1;36m", NORMAL_CROSSED = "\033[0;9;37m", RED_BACKGROUND = "\033[1;41m", NORMAL_FAINT = "\033[0;2m"; #define dbg(x) cerr << BRIGHT_CYAN << #x << COLOR_RESET << " = " << (x) << NORMAL_FAINT << " (L" << __LINE__ << ") " << __FILE__ << COLOR_RESET << endl #else #define dbg(x) (x) #endif template <typename T> inline bool kado(T a, T b, T c) noexcept { if (a == b or b == c or a == c) return false; if (a < b and b > c) return true; if (a > b and b < c) return true; return false; } bool solve() { int N; cin >> N; vector<int> A(N); for (auto &a : A) cin >> a; vector<int> bads, cs; FOR(i, 1, N - 1) { if (!kado(A[i - 1], A[i], A[i + 1])) { bads.push_back(i); if (i - 1 > 0) cs.push_back(i - 1); cs.push_back(i); if (i + 1 < N - 1) cs.push_back(i + 1); if (bads.size() > 6u) return false; } } cs = sort_unique(cs); auto chk = [&](const vector<int> &v) -> bool { for (auto k : v) { if (!kado(A[k - 1], A[k], A[k + 1])) return false; } return true; }; if (bads.size() == 6) { swap(A[bads[1]], A[bads[4]]); return chk(bads); } FOR(i, max(0, bads.front() - 1), min(N, bads.front() + 2)) { FOR(j, max(0, bads.back() - 1), min(N, bads.back() + 2)) { if (i != j) { vector<int> cands = cs; if (i - 1 > 0) cands.push_back(i - 1); cands.push_back(i + 1); cands.push_back(j - 1); if (j + 1 < N - 1) cands.push_back(j + 1); cands = sort_unique(cands); swap(A[i], A[j]); if (chk(cands)) return true; swap(A[i], A[j]); } } } if (bads.back() - bads.front() >= 3) return false; if (cs.back() + 1 == N - 1) cs.push_back(N - 1); if (cs[0] == 1) cs.push_back(0); for (auto i : cs) { REP(j, N) { swap(A[i], A[j]); if (chk(cs)) { bool ok = true; if (j and j + 1 < N and !kado(A[j - 1], A[j], A[j + 1])) ok = false; if (j >= 2 and !kado(A[j - 2], A[j - 1], A[j])) ok = false; if (j + 2 < N and !kado(A[j], A[j + 1], A[j + 2])) ok = false; if (i >= 2 and !kado(A[i - 2], A[i - 1], A[i])) ok = false; if (i + 2 < N and !kado(A[i], A[i + 1], A[i + 2])) ok = false; if (ok) return true; } swap(A[i], A[j]); } } return false; } int main() { int T; cin >> T; while (T--) cout << (solve() ? "Yes" : "No") << '\n'; }