結果
問題 | No.2270 T0空間 |
ユーザー | sten_san |
提出日時 | 2023-04-14 22:09:32 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 3,865 bytes |
コンパイル時間 | 2,403 ms |
コンパイル使用メモリ | 209,320 KB |
実行使用メモリ | 649,964 KB |
最終ジャッジ日時 | 2024-10-10 12:56:53 |
合計ジャッジ時間 | 18,937 ms |
ジャッジサーバーID (参考情報) |
judge3 / 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 | AC | 2 ms
5,248 KB |
testcase_02 | AC | 2 ms
5,248 KB |
testcase_03 | AC | 2 ms
5,248 KB |
testcase_04 | AC | 2 ms
5,248 KB |
testcase_05 | AC | 2 ms
5,248 KB |
testcase_06 | AC | 2 ms
5,248 KB |
testcase_07 | WA | - |
testcase_08 | AC | 2 ms
5,248 KB |
testcase_09 | AC | 2 ms
5,248 KB |
testcase_10 | WA | - |
testcase_11 | AC | 159 ms
46,856 KB |
testcase_12 | WA | - |
testcase_13 | WA | - |
testcase_14 | AC | 522 ms
144,068 KB |
testcase_15 | WA | - |
testcase_16 | WA | - |
testcase_17 | TLE | - |
testcase_18 | TLE | - |
testcase_19 | TLE | - |
testcase_20 | TLE | - |
testcase_21 | MLE | - |
ソースコード
#include <bits/stdc++.h> using namespace std; struct iofast_t { iofast_t() { ios::sync_with_stdio(false); cin.tie(nullptr); } } iofast; struct uns_t {} uns; template <typename Element, typename Head, typename ...Args> auto vec(Element init, Head arg, Args ...args) { if constexpr (sizeof...(Args) == 0) return vector(arg, init); else return vector(arg, vec(init, args...)); } template <typename Element, typename Head, typename ...Args> auto vec(uns_t, Head arg, Args ...args) { return vec(Element(), arg, args...); } template <typename Container> auto distance(const Container &c, decltype(begin(c)) iter) { return distance(begin(c), iter); } template <typename RIter, typename Compare = less<typename iterator_traits<RIter>::value_type>> auto isort(RIter first, RIter last, Compare comp = Compare()) { vector<int> i(distance(first, last)); iota(begin(i), end(i), 0); sort(begin(i), end(i), [&](auto x, auto y) { return comp(*(first + x), *(first + y)); }); return i; } template <typename, template <typename> typename, typename = void_t<>> struct detect : false_type {}; template <typename T, template <typename> typename Check> struct detect<T, Check, void_t<Check<T>>> : true_type {}; template <typename T, template <typename> typename Check> constexpr inline bool detect_v = detect<T, Check>::value; template <typename T> using has_member_sort = decltype(declval<T>().sort()); template <typename Container, typename Compare = less<typename Container::value_type>> auto sorted(Container c, Compare comp = Compare()) { if constexpr (detect_v<Container, has_member_sort>) { c.sort(comp); return c; } else { sort(begin(c), end(c), comp); return c; } } template <typename Container, typename Compare = equal_to<typename Container::value_type>> auto uniqued(Container c, Compare comp = Compare()) { c.erase(unique(begin(c), end(c), comp), end(c)); return c; } template <typename T, typename Compare = less<T>> T &chmin(T &l, T r, Compare &&f = less<T>()) { return l = min(l, r, f); } template <typename T, typename Compare = less<T>> T &chmax(T &l, T r, Compare &&f = less<T>()) { return l = max(l, r, f); } template <typename F> constexpr auto fix(F &&f) noexcept { return [f = std::tuple<F>(std::forward<F>(f))](auto &&...args) mutable { return std::get<0>(f)(fix(std::get<0>(f)), std::forward<decltype(args)>(args)...); }; } int main() { int n, m; cin >> n >> m; auto s = vec<string>(uns, m); for (auto &e : s) cin >> e; if (n == 1) { cout << "Yes" << endl; return 0; } struct node { node(): c{ nullptr, nullptr }, exists{ false, false }, ch(-1) { } ~node() { // ぬるぽ ok delete c[0]; delete c[1]; } node *advance(bool b) { if (c[b] == nullptr) { c[b] = new node(); } return c[b]; } node *c[2]; bool exists[2]; int ch; }; auto dep = vec<node *>(nullptr, n + 1, 0); node root; for (auto &v : s) { int d = 0; auto iter = &root; while (d < n) { auto next = iter->advance(v[d] - '0'); next->exists[0] = iter->exists[0]; next->exists[1] = iter->exists[1]; if (0 <= iter->ch) { next->exists[iter->ch] = true; } next->ch = v[d] - '0'; iter = next; ++d; dep[d].push_back(iter); } } for (int d = n; 2 <= d; --d) { bool f = false; for (auto p : dep[d]) { f |= (p->exists[!p->ch]); } if (!f) { cout << "No" << endl; return 0; } } cout << "Yes" << endl; }