結果
問題 | No.2338 Range AtCoder Query |
ユーザー | sotanishy |
提出日時 | 2023-06-02 22:44:41 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
TLE
|
実行時間 | - |
コード長 | 4,684 bytes |
コンパイル時間 | 2,592 ms |
コンパイル使用メモリ | 221,768 KB |
実行使用メモリ | 86,568 KB |
最終ジャッジ日時 | 2024-06-09 00:29:14 |
合計ジャッジ時間 | 9,487 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge4 |
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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 | 1 ms
5,376 KB |
testcase_02 | AC | 1 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 | 3 ms
5,376 KB |
testcase_07 | AC | 4 ms
5,376 KB |
testcase_08 | AC | 4 ms
5,376 KB |
testcase_09 | AC | 4 ms
5,376 KB |
testcase_10 | AC | 4 ms
5,376 KB |
testcase_11 | TLE | - |
testcase_12 | -- | - |
testcase_13 | -- | - |
testcase_14 | -- | - |
testcase_15 | -- | - |
testcase_16 | -- | - |
testcase_17 | -- | - |
testcase_18 | -- | - |
testcase_19 | -- | - |
testcase_20 | -- | - |
testcase_21 | -- | - |
testcase_22 | -- | - |
testcase_23 | -- | - |
testcase_24 | -- | - |
testcase_25 | -- | - |
testcase_26 | -- | - |
testcase_27 | -- | - |
testcase_28 | -- | - |
testcase_29 | -- | - |
testcase_30 | -- | - |
testcase_31 | -- | - |
testcase_32 | -- | - |
testcase_33 | -- | - |
testcase_34 | -- | - |
ソースコード
#include <bits/stdc++.h> using namespace std; using ll = long long; #define rep(i, s, t) for (int i = (int)(s); i < (int)(t); ++i) #define revrep(i, t, s) for (int i = (int)(t)-1; i >= (int)(s); --i) #define all(x) begin(x), end(x) template <typename T> bool chmax(T& a, const T& b) { return a < b ? (a = b, 1) : 0; } template <typename T> bool chmin(T& a, const T& b) { return a > b ? (a = b, 1) : 0; } class Mo { public: Mo() = default; explicit Mo(int n) : n(n), cnt(0) {} void query(int l, int r) { queries.emplace_back(cnt++, l, r); } template <typename ExL, typename ShL, typename ExR, typename ShR, typename Out> void run(ExL exl, ShL shl, ExR exr, ShR shr, Out out) { int nbucket = std::max(1, (int)std::sqrt(queries.size())); int s = (n + nbucket - 1) / nbucket; std::sort(queries.begin(), queries.end(), [&](const auto& a, const auto& b) { if (a.l / s != b.l / s) return a.l < b.l; return a.r < b.r; }); int curL = 0, curR = 0; for (auto [id, l, r] : queries) { while (curL > l) exl(--curL); while (curR < r) exr(curR++); while (curL < l) shl(curL++); while (curR > r) shr(--curR); out(id); } } private: struct Query { int id, l, r; Query(int id, int l, int r) : id(id), l(l), r(r) {} }; int n, cnt; std::vector<Query> queries; }; template <typename T> ostream& operator<<(ostream& os, const vector<T>& v) { for (int i = 0; i < (int)v.size(); ++i) { os << v[i]; if (i < (int)v.size() - 1) os << " "; } return os; } int main() { ios_base::sync_with_stdio(false); cin.tie(nullptr); cout << fixed << setprecision(15); int N, M, Q; cin >> N >> M >> Q; vector<int> P(N); vector<bool> ac(N); rep(i, 0, N) { int p; string s; cin >> p >> s; --p; P[i] = p; ac[i] = s == "AC"; } Mo mo(N); vector<int> ans_correct(Q), ans_penalty(Q); rep(_, 0, Q) { int l, r; cin >> l >> r; --l; mo.query(l, r); } vector<deque<pair<bool, int>>> sub(M); vector<int> ac_cnt(M), penalty(M); int cur_correct = 0, cur_penalty = 0; auto exl = [&](int i) { int p = P[i]; if (ac_cnt[p]) --cur_correct; cur_penalty -= penalty[p]; if (!sub[p].empty() && sub[p].front().first == ac[i]) { sub[p].front().second++; } else { sub[p].push_front({ac[i], 1}); } if (ac[i]) ++ac_cnt[p]; if (ac_cnt[p] && !sub[p].front().first) { penalty[p] = sub[p].front().second; } else { penalty[p] = 0; } if (ac_cnt[p]) ++cur_correct; cur_penalty += penalty[p]; }; auto shl = [&](int i) { int p = P[i]; if (ac_cnt[p]) --cur_correct; cur_penalty -= penalty[p]; sub[p].front().second--; if (sub[p].front().second == 0) sub[p].pop_front(); if (ac[i]) --ac_cnt[p]; if (ac_cnt[p] && !sub[p].front().first) { penalty[p] = sub[p].front().second; } else { penalty[p] = 0; } if (ac_cnt[p]) ++cur_correct; cur_penalty += penalty[p]; }; auto exr = [&](int i) { int p = P[i]; if (ac_cnt[p]) --cur_correct; cur_penalty -= penalty[p]; if (!sub[p].empty() && sub[p].back().first == ac[i]) { sub[p].back().second++; } else { sub[p].push_back({ac[i], 1}); } if (ac[i]) ++ac_cnt[p]; if (ac_cnt[p] && !sub[p].front().first) { penalty[p] = sub[p].front().second; } else { penalty[p] = 0; } if (ac_cnt[p]) ++cur_correct; cur_penalty += penalty[p]; }; auto shr = [&](int i) { int p = P[i]; if (ac_cnt[p]) --cur_correct; cur_penalty -= penalty[p]; sub[p].back().second--; if (sub[p].back().second == 0) sub[p].pop_back(); if (ac[i]) --ac_cnt[p]; if (ac_cnt[p] && !sub[p].front().first) { penalty[p] = sub[p].front().second; } else { penalty[p] = 0; } if (ac_cnt[p]) ++cur_correct; cur_penalty += penalty[p]; }; auto out = [&](int id) { ans_correct[id] = cur_correct; ans_penalty[id] = cur_penalty; }; mo.run(exl, shl, exr, shr, out); rep(i, 0, Q) { cout << ans_correct[i] << " " << ans_penalty[i] << "\n"; } }