結果
問題 | No.2375 watasou and hibit's baseball |
ユーザー | flygon |
提出日時 | 2023-07-07 22:43:59 |
言語 | PyPy3 (7.3.15) |
結果 |
AC
|
実行時間 | 1,018 ms / 2,000 ms |
コード長 | 2,104 bytes |
コンパイル時間 | 236 ms |
コンパイル使用メモリ | 82,520 KB |
実行使用メモリ | 129,640 KB |
最終ジャッジ日時 | 2024-07-21 19:00:24 |
合計ジャッジ時間 | 21,878 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge4 |
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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 | 44 ms
55,764 KB |
testcase_01 | AC | 45 ms
56,316 KB |
testcase_02 | AC | 45 ms
55,644 KB |
testcase_03 | AC | 588 ms
101,828 KB |
testcase_04 | AC | 114 ms
77,868 KB |
testcase_05 | AC | 74 ms
74,140 KB |
testcase_06 | AC | 979 ms
128,036 KB |
testcase_07 | AC | 43 ms
55,160 KB |
testcase_08 | AC | 324 ms
88,476 KB |
testcase_09 | AC | 44 ms
55,204 KB |
testcase_10 | AC | 52 ms
64,500 KB |
testcase_11 | AC | 202 ms
80,488 KB |
testcase_12 | AC | 999 ms
128,828 KB |
testcase_13 | AC | 554 ms
102,324 KB |
testcase_14 | AC | 44 ms
56,144 KB |
testcase_15 | AC | 351 ms
84,988 KB |
testcase_16 | AC | 329 ms
82,380 KB |
testcase_17 | AC | 967 ms
129,536 KB |
testcase_18 | AC | 52 ms
64,088 KB |
testcase_19 | AC | 44 ms
56,376 KB |
testcase_20 | AC | 244 ms
81,184 KB |
testcase_21 | AC | 957 ms
129,640 KB |
testcase_22 | AC | 44 ms
56,584 KB |
testcase_23 | AC | 688 ms
127,268 KB |
testcase_24 | AC | 869 ms
129,452 KB |
testcase_25 | AC | 44 ms
55,072 KB |
testcase_26 | AC | 942 ms
128,664 KB |
testcase_27 | AC | 941 ms
127,864 KB |
testcase_28 | AC | 904 ms
127,824 KB |
testcase_29 | AC | 867 ms
127,600 KB |
testcase_30 | AC | 986 ms
127,920 KB |
testcase_31 | AC | 1,018 ms
128,440 KB |
testcase_32 | AC | 997 ms
128,620 KB |
testcase_33 | AC | 961 ms
128,436 KB |
testcase_34 | AC | 870 ms
128,220 KB |
testcase_35 | AC | 893 ms
128,032 KB |
testcase_36 | AC | 894 ms
127,360 KB |
testcase_37 | AC | 962 ms
129,356 KB |
testcase_38 | AC | 459 ms
125,332 KB |
ソースコード
from math import gcd from bisect import bisect_left, bisect_right from heapq import heappop, heappush from collections import defaultdict, deque, Counter import sys sys.setrecursionlimit(5*10**5) input = sys.stdin.readline # n <= 1<<60 以下くらい def popcnt(n): c = (n & 0x5555555555555555) + ((n >> 1) & 0x5555555555555555) c = (c & 0x3333333333333333) + ((c >> 2) & 0x3333333333333333) c = (c & 0x0f0f0f0f0f0f0f0f) + ((c >> 4) & 0x0f0f0f0f0f0f0f0f) c = (c & 0x00ff00ff00ff00ff) + ((c >> 8) & 0x00ff00ff00ff00ff) c = (c & 0x0000ffff0000ffff) + ((c >> 16) & 0x0000ffff0000ffff) c = (c & 0x00000000ffffffff) + ((c >> 32) & 0x00000000ffffffff) return c n, A, B = map(int, input().split()) ball = [list(map(int, input().split())) for i in range(n)] dp = [[[0]*(n+1) for i in range(n+1)] for i in range(1 << n)] for i in range(n): dp[1 << i][i][-1] = 1 def dist(i, j): xi, yi, ki = ball[i] xj, yj, kj = ball[j] return abs(xi-xj) + abs(yi-yj) def speed(i,j): xi, yi, ki = ball[i] xj, yj, kj = ball[j] return abs(ki-kj) def judge1(i, j, cnt): ok = 0 if cnt == 2 and A <= dist(i, j): ok = 1 if B <= speed(i,j): ok = 1 return ok def judge2(i, j, k): ok = 0 if A <= dist(i,j) + dist(i,k): ok = 1 return ok ans = 1 for bit in range(1 << n): cnt = popcnt(bit) if cnt <= 1: continue for crr in range(n): if not (bit >> crr) & 1: continue for pre1 in range(n): if not (bit >> pre1) & 1: continue ok = judge1(crr, pre1, cnt) if cnt == 2 and ok: dp[bit][crr][pre1] |= dp[bit-(1<<crr)][pre1][-1] ans = max(ans, dp[bit][crr][pre1]*2) if cnt == 2: continue for pre2 in range(n+1): if not (bit >> pre2) & 1: continue if judge2(crr, pre1, pre2) or ok: dp[bit][crr][pre1] |= dp[bit - (1<<crr)][pre1][pre2] ans = max(ans, dp[bit][crr][pre1]*cnt) print(ans)