結果
問題 | No.953 席 |
ユーザー | hitonanode |
提出日時 | 2019-12-16 03:18:11 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 326 ms / 2,000 ms |
コード長 | 3,469 bytes |
コンパイル時間 | 2,244 ms |
コンパイル使用メモリ | 195,908 KB |
実行使用メモリ | 30,720 KB |
最終ジャッジ日時 | 2024-07-02 19:05:25 |
合計ジャッジ時間 | 9,532 ms |
ジャッジサーバーID (参考情報) |
judge4 / 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
5,376 KB |
testcase_02 | AC | 185 ms
26,496 KB |
testcase_03 | AC | 182 ms
26,048 KB |
testcase_04 | AC | 184 ms
26,368 KB |
testcase_05 | AC | 151 ms
25,728 KB |
testcase_06 | AC | 188 ms
26,368 KB |
testcase_07 | AC | 266 ms
24,960 KB |
testcase_08 | AC | 314 ms
29,184 KB |
testcase_09 | AC | 228 ms
23,168 KB |
testcase_10 | AC | 69 ms
10,624 KB |
testcase_11 | AC | 233 ms
22,912 KB |
testcase_12 | AC | 310 ms
29,056 KB |
testcase_13 | AC | 316 ms
30,464 KB |
testcase_14 | AC | 279 ms
28,416 KB |
testcase_15 | AC | 271 ms
27,904 KB |
testcase_16 | AC | 273 ms
28,032 KB |
testcase_17 | AC | 182 ms
26,400 KB |
testcase_18 | AC | 176 ms
26,304 KB |
testcase_19 | AC | 198 ms
26,872 KB |
testcase_20 | AC | 181 ms
26,268 KB |
testcase_21 | AC | 153 ms
25,984 KB |
testcase_22 | AC | 276 ms
29,184 KB |
testcase_23 | AC | 216 ms
27,148 KB |
testcase_24 | AC | 217 ms
27,008 KB |
testcase_25 | AC | 326 ms
30,720 KB |
testcase_26 | AC | 132 ms
25,728 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; using lint = long long int; using pint = pair<int, int>; using plint = pair<lint, lint>; struct fast_ios { fast_ios(){ cin.tie(0); ios::sync_with_stdio(false); cout << fixed << setprecision(20); }; } fast_ios_; #define FOR(i, begin, end) for(int i=(begin),i##_end_=(end);i<i##_end_;i++) #define REP(i, n) FOR(i,0,n) template<typename T> istream &operator>>(istream &is, vector<T> &vec){ for (auto &v : vec) is >> v; return is; } ///// This part below is only for debug, not used ///// template<typename T> ostream &operator<<(ostream &os, const vector<T> &vec){ os << "["; 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 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; } #define dbg(x) cerr << #x << " = " << (x) << " (L" << __LINE__ << ") " << __FILE__ << endl; ///// END ///// int main() { int N, K, K2; cin >> N >> K >> K2; vector<int> yusen(N + 2); int i = K, j = K2, pr = 0; if (K2 < K) { i = K2, j = K + 1, pr = 1; } while (true) { if (i < 1 and j > N) break; if (i > 0) yusen[i--] = pr++; if (j <= N) yusen[j++] = pr++; } set<pint> aki, aki_pri; FOR(i, 1, N + 1) aki.emplace(yusen[i], i), aki_pri.emplace(yusen[i], i); map<lint, vector<plint>> kyaku; int Q; cin >> Q; REP(q, Q) { lint a, b; cin >> a >> b; kyaku[a].emplace_back(q, b); // hito, duration } lint t = -1; vector<int> ret(Q); queue<plint> waiting; vector<int> state(N + 3); while (true) { auto p = kyaku.upper_bound(t); if (p == kyaku.end()) break; t = p->first; vector<plint> vec = p->second; for (auto pa : vec) { lint q = pa.first, T = pa.second; if (q >= 0) waiting.emplace(q, T); else { aki.emplace(yusen[T], T); state[T] = 0; FOR(d, -1, 2) { if (T + d > 0 and T + d <= N and !state[T + d - 1] and !state[T + d] and !state[T + d + 1]) aki_pri.emplace(yusen[T + d], T + d); } } } while (aki.size() and waiting.size()) { lint q = waiting.front().first, T = waiting.front().second; int v; if (aki_pri.size()) { v = aki_pri.begin()->second; aki_pri.erase(pint(yusen[v], v)); aki_pri.erase(pint(yusen[v - 1], v - 1)); aki_pri.erase(pint(yusen[v + 1], v + 1)); } else { v = aki.begin()->second; } kyaku[t + T].emplace_back(-1, v); aki.erase(pint(yusen[v], v)); state[v] = 1; ret[q] = v; waiting.pop(); } } if (aki.size() != N or aki_pri.size() != N or accumulate(state.begin(), state.end(), 0)) exit(8); // dbg(ret); for (auto q : ret) { if (q <= 0 or q > N) exit(8); printf("%d\n", q); } }