結果
問題 | No.404 部分門松列 |
ユーザー | maspy |
提出日時 | 2020-04-09 01:22:36 |
言語 | PyPy3 (7.3.15) |
結果 |
AC
|
実行時間 | 708 ms / 2,000 ms |
コード長 | 2,504 bytes |
コンパイル時間 | 195 ms |
コンパイル使用メモリ | 82,304 KB |
実行使用メモリ | 176,308 KB |
最終ジャッジ日時 | 2024-07-19 05:58:37 |
合計ジャッジ時間 | 14,425 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge3 |
(要ログイン)
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 | 38 ms
52,864 KB |
testcase_01 | AC | 39 ms
52,736 KB |
testcase_02 | AC | 37 ms
52,608 KB |
testcase_03 | AC | 42 ms
52,352 KB |
testcase_04 | AC | 48 ms
59,648 KB |
testcase_05 | AC | 50 ms
60,032 KB |
testcase_06 | AC | 46 ms
59,776 KB |
testcase_07 | AC | 47 ms
59,904 KB |
testcase_08 | AC | 46 ms
59,776 KB |
testcase_09 | AC | 46 ms
59,776 KB |
testcase_10 | AC | 46 ms
59,776 KB |
testcase_11 | AC | 47 ms
60,160 KB |
testcase_12 | AC | 47 ms
60,032 KB |
testcase_13 | AC | 412 ms
116,592 KB |
testcase_14 | AC | 255 ms
131,644 KB |
testcase_15 | AC | 259 ms
116,328 KB |
testcase_16 | AC | 362 ms
114,944 KB |
testcase_17 | AC | 499 ms
137,068 KB |
testcase_18 | AC | 272 ms
119,808 KB |
testcase_19 | AC | 246 ms
101,100 KB |
testcase_20 | AC | 302 ms
141,644 KB |
testcase_21 | AC | 438 ms
131,956 KB |
testcase_22 | AC | 318 ms
129,920 KB |
testcase_23 | AC | 387 ms
145,884 KB |
testcase_24 | AC | 486 ms
140,264 KB |
testcase_25 | AC | 708 ms
176,308 KB |
testcase_26 | AC | 663 ms
145,992 KB |
testcase_27 | AC | 217 ms
113,152 KB |
testcase_28 | AC | 451 ms
127,824 KB |
testcase_29 | AC | 547 ms
138,948 KB |
testcase_30 | AC | 371 ms
123,720 KB |
testcase_31 | AC | 183 ms
97,728 KB |
testcase_32 | AC | 483 ms
138,132 KB |
testcase_33 | AC | 473 ms
131,056 KB |
testcase_34 | AC | 348 ms
125,124 KB |
ソースコード
#!/usr/bin/ python3.8 import sys read = sys.stdin.buffer.read readline = sys.stdin.buffer.readline readlines = sys.stdin.buffer.readlines from bisect import bisect_right class BinaryIndexedTree(): def __init__(self, seq): self.size = len(seq) self.depth = self.size.bit_length() self.build(seq) def build(self, seq): data = seq size = self.size for i, x in enumerate(data): j = i + (i & (-i)) if j < size: data[j] += data[i] self.data = data def __repr__(self): return self.data.__repr__() def get_sum(self, i): data = self.data s = 0 while i: s += data[i] i -= i & -i return s def add(self, i, x): data = self.data size = self.size while i < size: data[i] += x i += i & -i def find_kth_element(self, k): data = self.data size = self.size x, sx = 0, 0 dx = 1 << (self.depth) for i in range(self.depth - 1, -1, -1): dx = (1 << i) if x + dx >= size: continue y = x + dx sy = sx + data[y] if sy < k: x, sx = y, sy return x + 1 N = int(readline()) A = tuple(map(int, readline().split())) A_nums = [0] + sorted(set(A)) convert = {x: i for i, x in enumerate(A_nums)} inds = [[] for _ in range(len(A_nums))] for i, x in enumerate(A, 1): r = convert[x] inds[r].append(i) filled = 0 bit = BinaryIndexedTree([0] * (N + 1)) imos = [0] * (N + 1) count = [0] * (N + 1) for ind in inds: n = len(ind) for m, i in enumerate(ind): if m < n - 1: imos[i + 1] += (m + 1) * (n - m - 1) imos[i] -= m * (n - m) left = bit.get_sum(i) right = filled - left count[i] = left * right left = i - 1 - m - left right = N - filled - n - left count[i] += left * right for i in ind: bit.add(i, 1) filled += n for i in range(1, N + 1): imos[i] += imos[i - 1] count[i] -= imos[i] num_to_cnt = [0] * len(A_nums) for x, y in zip(A, count[1:]): r = convert[x] num_to_cnt[r] += y for i in range(1, len(num_to_cnt)): num_to_cnt[i] += num_to_cnt[i - 1] Q = int(readline()) m = map(int, read().split()) for L, H in zip(m, m): x = num_to_cnt[bisect_right(A_nums, H) - 1] - num_to_cnt[bisect_right(A_nums, L - 1) - 1] print(x)