結果
問題 | No.366 ロボットソート |
ユーザー | tonnnura172 |
提出日時 | 2020-04-27 15:20:49 |
言語 | Python3 (3.12.2 + numpy 1.26.4 + scipy 1.12.0) |
結果 |
AC
|
実行時間 | 36 ms / 2,000 ms |
コード長 | 1,660 bytes |
コンパイル時間 | 85 ms |
コンパイル使用メモリ | 12,672 KB |
実行使用メモリ | 11,392 KB |
最終ジャッジ日時 | 2024-11-21 18:36:37 |
合計ジャッジ時間 | 1,679 ms |
ジャッジサーバーID (参考情報) |
judge3 / 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 | 36 ms
11,136 KB |
testcase_01 | AC | 35 ms
11,264 KB |
testcase_02 | AC | 35 ms
11,136 KB |
testcase_03 | AC | 32 ms
11,136 KB |
testcase_04 | AC | 33 ms
11,264 KB |
testcase_05 | AC | 32 ms
11,264 KB |
testcase_06 | AC | 32 ms
11,264 KB |
testcase_07 | AC | 32 ms
11,136 KB |
testcase_08 | AC | 32 ms
11,136 KB |
testcase_09 | AC | 32 ms
11,264 KB |
testcase_10 | AC | 32 ms
11,136 KB |
testcase_11 | AC | 33 ms
11,264 KB |
testcase_12 | AC | 33 ms
11,392 KB |
testcase_13 | AC | 33 ms
11,264 KB |
testcase_14 | AC | 35 ms
11,392 KB |
testcase_15 | AC | 33 ms
11,264 KB |
testcase_16 | AC | 33 ms
11,264 KB |
testcase_17 | AC | 34 ms
11,264 KB |
testcase_18 | AC | 34 ms
11,392 KB |
testcase_19 | AC | 34 ms
11,264 KB |
testcase_20 | AC | 33 ms
11,136 KB |
testcase_21 | AC | 36 ms
11,392 KB |
testcase_22 | AC | 35 ms
11,392 KB |
ソースコード
import sys, re from collections import deque, defaultdict, Counter from math import ceil, sqrt, hypot, factorial, pi, sin, cos, radians, gcd from itertools import accumulate, permutations, combinations, product from operator import itemgetter, mul, add from copy import deepcopy from string import ascii_lowercase, ascii_uppercase, digits from bisect import bisect, bisect_left from heapq import heappush, heappop from functools import reduce, lru_cache def input(): return sys.stdin.readline().strip() def INT(): return int(input()) def MAP(): return map(int, input().split()) def LIST(): return list(map(int, input().split())) def ZIP(n): return zip(*(MAP() for _ in range(n))) sys.setrecursionlimit(10 ** 9) INF = float('inf') mod = 10 ** 9 + 7 class Bit: def __init__(self, n): self.size = n self.tree = [0] * (n + 1) def sum(self, i): s = 0 while i > 0: s += self.tree[i] i -= i & -i return s def add(self, i, x): while i <= self.size: self.tree[i] += x i += i & -i def culc_inv(l): bit = Bit(max(l)+1) cnt = 0 for i, x in enumerate(l): cnt += i-bit.sum(x) bit.add(x, 1) return cnt def compress(A): """ 座標圧縮 """ zipped, unzipped = {}, {} for i, a in enumerate(sorted(set(A))): zipped[a] = i unzipped[i] = a return zipped, unzipped N, K = MAP() a = LIST() zipa, unzipa = compress(a) a_zipped = [zipa[x]+1 for x in a] ans = 0 tmp = [] for i in range(min(K, N)): l = a_zipped[i::K] if any(x>y for x, y in zip(tmp, sorted(l))): print(-1) exit() ans += culc_inv(l) tmp = sorted(l) print(ans)