結果
問題 | No.2523 Trick Flower |
ユーザー | chineristAC |
提出日時 | 2023-10-27 21:40:34 |
言語 | PyPy3 (7.3.15) |
結果 |
AC
|
実行時間 | 1,364 ms / 4,000 ms |
コード長 | 1,694 bytes |
コンパイル時間 | 250 ms |
コンパイル使用メモリ | 82,572 KB |
実行使用メモリ | 261,348 KB |
最終ジャッジ日時 | 2024-09-25 13:45:50 |
合計ジャッジ時間 | 20,106 ms |
ジャッジサーバーID (参考情報) |
judge2 / 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 | 47 ms
57,608 KB |
testcase_01 | AC | 45 ms
56,656 KB |
testcase_02 | AC | 45 ms
57,900 KB |
testcase_03 | AC | 45 ms
56,440 KB |
testcase_04 | AC | 45 ms
56,864 KB |
testcase_05 | AC | 46 ms
56,836 KB |
testcase_06 | AC | 45 ms
56,756 KB |
testcase_07 | AC | 53 ms
65,420 KB |
testcase_08 | AC | 82 ms
77,104 KB |
testcase_09 | AC | 82 ms
77,040 KB |
testcase_10 | AC | 59 ms
68,356 KB |
testcase_11 | AC | 67 ms
72,280 KB |
testcase_12 | AC | 61 ms
69,620 KB |
testcase_13 | AC | 81 ms
77,424 KB |
testcase_14 | AC | 81 ms
77,040 KB |
testcase_15 | AC | 581 ms
144,668 KB |
testcase_16 | AC | 590 ms
144,220 KB |
testcase_17 | AC | 799 ms
261,348 KB |
testcase_18 | AC | 626 ms
229,028 KB |
testcase_19 | AC | 1,211 ms
143,916 KB |
testcase_20 | AC | 1,352 ms
143,908 KB |
testcase_21 | AC | 1,335 ms
143,760 KB |
testcase_22 | AC | 1,185 ms
143,732 KB |
testcase_23 | AC | 1,300 ms
143,752 KB |
testcase_24 | AC | 675 ms
113,356 KB |
testcase_25 | AC | 1,009 ms
133,356 KB |
testcase_26 | AC | 1,008 ms
134,552 KB |
testcase_27 | AC | 1,287 ms
141,980 KB |
testcase_28 | AC | 925 ms
122,696 KB |
testcase_29 | AC | 235 ms
84,988 KB |
testcase_30 | AC | 1,004 ms
117,464 KB |
testcase_31 | AC | 142 ms
79,184 KB |
testcase_32 | AC | 576 ms
100,432 KB |
testcase_33 | AC | 1,364 ms
144,872 KB |
ソースコード
import sys from itertools import permutations import heapq from collections import deque import random input = lambda :sys.stdin.readline().rstrip() mi = lambda :map(int,input().split()) li = lambda :list(mi()) N = int(input()) A = li() B = li() C = li() C = [c-1 for c in C] cycle = [C[i] for i in range(N)] for _ in range(30): cycle = [cycle[cycle[i]] for i in range(N)] cycle = set(cycle) comp_cycle = [i for i in range(N)] for i in range(N): if i not in cycle or comp_cycle[i]!=i: continue t = len(comp_cycle) tmp = [i] while True: nxt = C[tmp[-1]] if nxt!=i: tmp.append(nxt) else: break for v in tmp: comp_cycle[v] = t comp_cycle.append(t) A.append(sum([A[i] for i in tmp])) B.append(sum([B[i] for i in tmp])) n = len(comp_cycle) edge = [[] for v in range(n)] parent = [-1] * n for i in range(N): if comp_cycle[i]!=i: continue parent[comp_cycle[i]] = comp_cycle[C[i]] edge[comp_cycle[C[i]]].append(comp_cycle[i]) topo = [] for root in range(N,n): deq = deque([root]) while deq: v = deq.popleft() topo.append(v) for nv in edge[v]: deq.append(nv) dp = [-1] * n def cond(k): for v in topo[::-1]: dp[v] = k * B[v] for nv in edge[v]: dp[v] += dp[nv] if dp[v] > A[v]: dp[v] -= A[v] else: dp[v] = 0 for root in range(N,n): if dp[root]: return False return True ok = 0 ng = 10**15 + 1 while ng-ok>1: mid = (ok+ng)//2 if cond(mid): ok = mid else: ng = mid print(ok)