結果
問題 | No.2740 Old Maid |
ユーザー | Theta |
提出日時 | 2024-04-23 18:25:18 |
言語 | PyPy3 (7.3.15) |
結果 |
TLE
|
実行時間 | - |
コード長 | 3,300 bytes |
コンパイル時間 | 349 ms |
コンパイル使用メモリ | 82,176 KB |
実行使用メモリ | 219,748 KB |
最終ジャッジ日時 | 2024-04-23 18:26:23 |
合計ジャッジ時間 | 54,990 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge2 |
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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 | 1,511 ms
219,152 KB |
testcase_01 | AC | 1,522 ms
219,284 KB |
testcase_02 | AC | 1,505 ms
218,516 KB |
testcase_03 | AC | 1,543 ms
219,368 KB |
testcase_04 | AC | 1,760 ms
218,996 KB |
testcase_05 | AC | 1,513 ms
219,748 KB |
testcase_06 | AC | 1,489 ms
219,148 KB |
testcase_07 | AC | 1,554 ms
219,256 KB |
testcase_08 | AC | 1,514 ms
218,760 KB |
testcase_09 | AC | 1,507 ms
218,716 KB |
testcase_10 | AC | 1,464 ms
219,280 KB |
testcase_11 | AC | 1,071 ms
181,008 KB |
testcase_12 | AC | 1,522 ms
169,308 KB |
testcase_13 | AC | 1,679 ms
180,784 KB |
testcase_14 | AC | 441 ms
96,572 KB |
testcase_15 | AC | 585 ms
104,636 KB |
testcase_16 | AC | 1,160 ms
145,508 KB |
testcase_17 | AC | 408 ms
96,816 KB |
testcase_18 | AC | 1,574 ms
176,148 KB |
testcase_19 | AC | 684 ms
113,676 KB |
testcase_20 | AC | 1,958 ms
190,700 KB |
testcase_21 | AC | 486 ms
98,692 KB |
testcase_22 | AC | 1,159 ms
144,348 KB |
testcase_23 | AC | 359 ms
92,756 KB |
testcase_24 | AC | 709 ms
111,376 KB |
testcase_25 | TLE | - |
testcase_26 | AC | 132 ms
80,512 KB |
testcase_27 | AC | 315 ms
88,144 KB |
testcase_28 | AC | 1,172 ms
146,076 KB |
testcase_29 | AC | 1,134 ms
142,792 KB |
testcase_30 | AC | 213 ms
83,948 KB |
testcase_31 | TLE | - |
testcase_32 | AC | 746 ms
115,840 KB |
testcase_33 | TLE | - |
testcase_34 | AC | 1,103 ms
141,884 KB |
testcase_35 | AC | 604 ms
109,732 KB |
testcase_36 | AC | 684 ms
112,224 KB |
testcase_37 | AC | 917 ms
129,488 KB |
testcase_38 | AC | 590 ms
107,720 KB |
testcase_39 | AC | 394 ms
94,484 KB |
testcase_40 | AC | 1,397 ms
162,616 KB |
testcase_41 | AC | 1,870 ms
188,516 KB |
testcase_42 | AC | 59 ms
67,456 KB |
testcase_43 | AC | 62 ms
68,608 KB |
testcase_44 | AC | 59 ms
67,840 KB |
testcase_45 | AC | 62 ms
68,244 KB |
testcase_46 | AC | 63 ms
68,736 KB |
testcase_47 | AC | 59 ms
67,456 KB |
testcase_48 | AC | 66 ms
67,840 KB |
testcase_49 | AC | 63 ms
68,224 KB |
testcase_50 | AC | 66 ms
68,224 KB |
testcase_51 | AC | 73 ms
68,096 KB |
testcase_52 | AC | 68 ms
68,096 KB |
testcase_53 | AC | 69 ms
68,096 KB |
testcase_54 | AC | 59 ms
67,584 KB |
testcase_55 | AC | 69 ms
68,224 KB |
testcase_56 | AC | 59 ms
67,328 KB |
testcase_57 | AC | 57 ms
67,328 KB |
testcase_58 | AC | 60 ms
68,352 KB |
testcase_59 | AC | 61 ms
68,096 KB |
testcase_60 | AC | 62 ms
67,584 KB |
testcase_61 | AC | 66 ms
67,840 KB |
testcase_62 | AC | 67 ms
67,584 KB |
testcase_63 | AC | 59 ms
67,456 KB |
testcase_64 | AC | 57 ms
67,584 KB |
ソースコード
from heapq import heappush, heapify, heappop from itertools import pairwise import sys from bisect import bisect_left, bisect_right # https://github.com/tatyam-prime/SortedSet/blob/main/SortedSet.py import math from collections import defaultdict from typing import Generic, Iterable, Iterator, List, Tuple, TypeVar, Optional, Hashable T = TypeVar('T') def printe(*args, end="\n", **kwargs): print(*args, end=end, file=sys.stderr, **kwargs) T_ = TypeVar('T_', bound=Hashable) class RemovableHeapQueue: def __init__(self, seq: list[T_] = None) -> None: self.__queue: list[T_] = [] if seq is not None: self.__queue.extend(seq) heapify(self.__queue) self.__remove_queue: dict[T_, int] = defaultdict(int) self.__length = len(self.__queue) def pop(self) -> T_: while self.__queue: value = heappop(self.__queue) if self.__remove_queue[value] > 0: self.__remove_queue[value] -= 1 continue self.__length -= 1 return value raise IndexError def push(self, item: T_) -> None: self.__length += 1 if self.__remove_queue[item] > 0: self.__remove_queue[item] -= 1 return heappush(self.__queue, item) @property def top(self) -> T_: while self.__queue: value = self.__queue[0] if self.__remove_queue[value] > 0: heappop(self.__queue) self.__remove_queue[value] -= 1 continue return value raise IndexError def remove(self, item: T_) -> None: self.__remove_queue[item] += 1 self.__length -= 1 def __len__(self) -> int: return self.__length def main(): N = int(input()) p = list(map(int, input().split())) next_idxs = list(range(1, N + 1)) next_idxs[-1] = -1 prev_idxs = list(range(-1, N - 1)) pairs_set = RemovableHeapQueue() for idx, (pair_1, pair_2) in enumerate(pairwise(p)): pairs_set.push((pair_1, pair_2, idx, idx + 1)) q = [] while pairs_set and len(q) < N: used = pairs_set.pop() q.extend(used[:2]) idx_1 = used[2] idx_2 = used[3] if prev_idxs[idx_1] != -1: pairs_set.remove( (p[prev_idxs[idx_1]], p[idx_1], prev_idxs[idx_1], idx_1)) if next_idxs[idx_2] != -1: pairs_set.remove( (p[idx_2], p[next_idxs[idx_2]], idx_2, next_idxs[idx_2])) if prev_idxs[idx_1] != -1 and next_idxs[idx_2] != -1: pairs_set.push((p[prev_idxs[idx_1]], p[next_idxs[idx_2]], prev_idxs[idx_1], next_idxs[idx_2])) # 前後関係を更新する if prev_idxs[idx_1] != -1: if next_idxs[idx_2] != -1: next_idxs[prev_idxs[idx_1]] = next_idxs[idx_2] else: next_idxs[prev_idxs[idx_1]] = -1 if next_idxs[idx_2] != -1: if prev_idxs[idx_1] != -1: prev_idxs[next_idxs[idx_2]] = prev_idxs[idx_1] else: prev_idxs[next_idxs[idx_2]] = -1 print(*q) if __name__ == "__main__": main()