結果
問題 | No.1190 Points |
ユーザー | KoD |
提出日時 | 2020-08-22 14:02:08 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 89 ms / 2,000 ms |
コード長 | 4,224 bytes |
コンパイル時間 | 768 ms |
コンパイル使用メモリ | 92,080 KB |
実行使用メモリ | 10,880 KB |
最終ジャッジ日時 | 2024-04-27 03:25:06 |
合計ジャッジ時間 | 4,213 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 | 1 ms
6,816 KB |
testcase_01 | AC | 1 ms
6,940 KB |
testcase_02 | AC | 1 ms
6,940 KB |
testcase_03 | AC | 59 ms
8,704 KB |
testcase_04 | AC | 49 ms
7,936 KB |
testcase_05 | AC | 46 ms
7,680 KB |
testcase_06 | AC | 72 ms
9,856 KB |
testcase_07 | AC | 79 ms
10,496 KB |
testcase_08 | AC | 78 ms
10,880 KB |
testcase_09 | AC | 82 ms
10,240 KB |
testcase_10 | AC | 80 ms
10,880 KB |
testcase_11 | AC | 62 ms
8,192 KB |
testcase_12 | AC | 80 ms
10,612 KB |
testcase_13 | AC | 57 ms
7,552 KB |
testcase_14 | AC | 22 ms
7,040 KB |
testcase_15 | AC | 89 ms
10,496 KB |
testcase_16 | AC | 12 ms
6,940 KB |
testcase_17 | AC | 77 ms
10,112 KB |
testcase_18 | AC | 52 ms
6,940 KB |
testcase_19 | AC | 15 ms
7,808 KB |
testcase_20 | AC | 58 ms
6,944 KB |
testcase_21 | AC | 27 ms
6,944 KB |
testcase_22 | AC | 35 ms
8,704 KB |
testcase_23 | AC | 89 ms
10,752 KB |
testcase_24 | AC | 86 ms
10,668 KB |
testcase_25 | AC | 76 ms
10,112 KB |
testcase_26 | AC | 67 ms
9,856 KB |
testcase_27 | AC | 74 ms
10,112 KB |
ソースコード
#line 1 "main.cpp" /** * @title Template */ #include <iostream> #include <algorithm> #include <utility> #include <numeric> #include <vector> #include <array> #include <cassert> #include <queue> #line 2 "/Users/kodamankod/Desktop/Programming/Library/other/chmin_chmax.cpp" template <class T, class U> constexpr bool chmin(T &lhs, const U &rhs) { if (lhs > rhs) { lhs = rhs; return true; } return false; } template <class T, class U> constexpr bool chmax(T &lhs, const U &rhs) { if (lhs < rhs) { lhs = rhs; return true; } return false; } /** * @title Chmin/Chmax */ #line 2 "/Users/kodamankod/Desktop/Programming/Library/other/range.cpp" #line 4 "/Users/kodamankod/Desktop/Programming/Library/other/range.cpp" class range { public: class iterator { private: int64_t M_position; public: constexpr iterator(int64_t position) noexcept: M_position(position) { } constexpr void operator ++ () noexcept { ++M_position; } constexpr bool operator != (iterator other) const noexcept { return M_position != other.M_position; } constexpr int64_t operator * () const noexcept { return M_position; } }; class reverse_iterator { private: int64_t M_position; public: constexpr reverse_iterator(int64_t position) noexcept: M_position(position) { } constexpr void operator ++ () noexcept { --M_position; } constexpr bool operator != (reverse_iterator other) const noexcept { return M_position != other.M_position; } constexpr int64_t operator * () const noexcept { return M_position; } }; private: const iterator M_first, M_last; public: constexpr range(int64_t first, int64_t last) noexcept: M_first(first), M_last(std::max(first, last)) { } constexpr iterator begin() const noexcept { return M_first; } constexpr iterator end() const noexcept { return M_last; } constexpr reverse_iterator rbegin() const noexcept { return reverse_iterator(*M_last - 1); } constexpr reverse_iterator rend() const noexcept { return reverse_iterator(*M_first - 1); } }; /** * @title Range */ #line 2 "/Users/kodamankod/Desktop/Programming/Library/other/rev.cpp" #include <type_traits> #include <iterator> #line 6 "/Users/kodamankod/Desktop/Programming/Library/other/rev.cpp" template <class T> class rev_impl { public: using iterator = decltype(std::rbegin(std::declval<T>())); private: const iterator M_begin; const iterator M_end; public: constexpr rev_impl(T &&cont) noexcept: M_begin(std::rbegin(cont)), M_end(std::rend(cont)) { } constexpr iterator begin() const noexcept { return M_begin; } constexpr iterator end() const noexcept { return M_end; } }; template <class T> constexpr decltype(auto) rev(T &&cont) { return rev_impl<T>(std::forward<T>(cont)); } /** * @title Reverser */ #line 18 "main.cpp" using i32 = int32_t; using i64 = int64_t; using u32 = uint32_t; using u64 = uint64_t; constexpr i32 inf32 = (i32(1) << 30) - 1; constexpr i64 inf64 = (i64(1) << 62) - 1; int main() { i32 N, M, P; std::cin >> N >> M >> P; i32 S, G; std::cin >> S >> G; --S; --G; std::vector<std::vector<i32>> graph(N); for (auto i: range(0, M)) { i32 u, v; std::cin >> u >> v; --u; --v; graph[u].push_back(v); graph[v].push_back(u); } const auto solve = [&](const i32 src) { std::vector<std::array<i32, 2>> dist(N); for (auto &arr: dist) { arr.fill(inf32); } dist[src][0] = 0; std::queue<std::pair<i32, i32>> que; que.emplace(src, 0); while (!que.empty()) { const auto [u, k] = que.front(); que.pop(); for (auto v: graph[u]) { if (chmin(dist[v][k ^ 1], dist[u][k] + 1)) { que.emplace(v, k ^ 1); } } } return dist; }; const auto st = solve(S), go = solve(G); std::vector<i32> ans; for (auto i: range(0, N)) { [&] { for (auto j: range(0, 2)) { for (auto k: range(0, 2)) { if (P % 2 == (j + k) % 2 && st[i][j] + go[i][k] <= P) { ans.push_back(i + 1); return; } } } }(); } if (ans.empty()) { std::cout << "-1\n"; return 0; } std::cout << ans.size() << '\n'; for (auto x: ans) { std::cout << x << '\n'; } return 0; }