結果
問題 | No.86 TVザッピング(2) |
ユーザー | Mao-beta |
提出日時 | 2024-03-05 21:37:32 |
言語 | PyPy3 (7.3.15) |
結果 |
AC
|
実行時間 | 46 ms / 5,000 ms |
コード長 | 2,481 bytes |
コンパイル時間 | 380 ms |
コンパイル使用メモリ | 82,140 KB |
実行使用メモリ | 58,264 KB |
最終ジャッジ日時 | 2024-09-29 18:04:51 |
合計ジャッジ時間 | 2,884 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge5 |
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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 | 46 ms
57,104 KB |
testcase_01 | AC | 46 ms
56,896 KB |
testcase_02 | AC | 46 ms
56,284 KB |
testcase_03 | AC | 46 ms
56,152 KB |
testcase_04 | AC | 46 ms
56,864 KB |
testcase_05 | AC | 46 ms
56,468 KB |
testcase_06 | AC | 45 ms
56,716 KB |
testcase_07 | AC | 40 ms
56,988 KB |
testcase_08 | AC | 42 ms
57,320 KB |
testcase_09 | AC | 43 ms
58,264 KB |
testcase_10 | AC | 43 ms
58,068 KB |
testcase_11 | AC | 40 ms
56,708 KB |
testcase_12 | AC | 40 ms
56,532 KB |
testcase_13 | AC | 41 ms
57,924 KB |
testcase_14 | AC | 42 ms
57,360 KB |
testcase_15 | AC | 43 ms
56,736 KB |
testcase_16 | AC | 42 ms
57,084 KB |
testcase_17 | AC | 42 ms
57,124 KB |
testcase_18 | AC | 42 ms
56,844 KB |
testcase_19 | AC | 41 ms
56,596 KB |
testcase_20 | AC | 42 ms
56,292 KB |
testcase_21 | AC | 42 ms
57,644 KB |
testcase_22 | AC | 40 ms
56,356 KB |
testcase_23 | AC | 40 ms
57,392 KB |
testcase_24 | AC | 39 ms
57,260 KB |
testcase_25 | AC | 39 ms
56,536 KB |
testcase_26 | AC | 40 ms
58,044 KB |
testcase_27 | AC | 41 ms
57,388 KB |
testcase_28 | AC | 40 ms
56,392 KB |
testcase_29 | AC | 46 ms
56,656 KB |
testcase_30 | AC | 41 ms
57,084 KB |
testcase_31 | AC | 40 ms
56,468 KB |
testcase_32 | AC | 39 ms
57,640 KB |
ソースコード
import sys import math import bisect from heapq import heapify, heappop, heappush from collections import deque, defaultdict, Counter from functools import lru_cache from itertools import accumulate, combinations, permutations, product sys.setrecursionlimit(1000000) MOD = 10 ** 9 + 7 MOD99 = 998244353 input = lambda: sys.stdin.readline().strip() NI = lambda: int(input()) NMI = lambda: map(int, input().split()) NLI = lambda: list(NMI()) SI = lambda: input() SMI = lambda: input().split() SLI = lambda: list(SMI()) EI = lambda m: [NLI() for _ in range(m)] def main(): H, W = NMI() A = [SI() for _ in range(H)] total = sum(a.count(".") for a in A) # DRUL DH = [1, 0, -1, 0] DW = [0, 1, 0, -1] INF = 10**5 for sh in range(H): for sw in range(W): if A[sh][sw] == "#": continue steps = [[-INF]*W for _ in range(H)] h, w = sh, sw R = 0 d = 0 steps[sh][sw] = 1 while True: # print(h, w, d) rd = (d-1) % 4 nrh, nrw = h+DH[rd], w+DW[rd] if 0 <= nrh < H and 0 <= nrw < W: if A[nrh][nrw] == ".": if R == 1: print("NO") return else: R += 1 d = rd nh, nw = h+DH[d], w+DW[d] if 0 <= nh < H and 0 <= nw < W: if A[nh][nw] == "#": d = (d+1) % 4 else: d = (d+1) % 4 nh, nw = h+DH[d], w+DW[d] # print(nh, nw) if 0 <= nh < H and 0 <= nw < W: if nh == sh and nw == sw: # print(*steps, sep="\n") if steps[h][w] == total: print("YES") return else: print("NO") return elif steps[nh][nw] >= 0: print("NO") return else: steps[nh][nw] = steps[h][w] + 1 h = nh w = nw else: print("NO") return if __name__ == "__main__": main()