結果

問題 No.2096 Rage With Our Friends
ユーザー 👑 AngrySadEightAngrySadEight
提出日時 2022-09-14 01:07:26
言語 PyPy3
(7.3.15)
結果
MLE  
(最新)
WA  
(最初)
実行時間 -
コード長 2,463 bytes
コンパイル時間 324 ms
コンパイル使用メモリ 82,432 KB
実行使用メモリ 905,788 KB
最終ジャッジ日時 2024-12-15 12:21:36
合計ジャッジ時間 31,750 ms
ジャッジサーバーID
(参考情報)
judge4 / judge1
このコードへのチャレンジ
(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 MLE -
testcase_01 AC 47 ms
56,528 KB
testcase_02 WA -
testcase_03 WA -
testcase_04 WA -
testcase_05 WA -
testcase_06 AC 46 ms
56,148 KB
testcase_07 WA -
testcase_08 AC 47 ms
56,552 KB
testcase_09 WA -
testcase_10 WA -
testcase_11 WA -
testcase_12 AC 301 ms
176,940 KB
testcase_13 WA -
testcase_14 TLE -
testcase_15 WA -
testcase_16 WA -
testcase_17 TLE -
testcase_18 WA -
testcase_19 AC 48 ms
57,256 KB
testcase_20 WA -
testcase_21 WA -
testcase_22 TLE -
testcase_23 WA -
testcase_24 AC 546 ms
153,564 KB
testcase_25 WA -
testcase_26 WA -
testcase_27 WA -
testcase_28 WA -
testcase_29 MLE -
権限があれば一括ダウンロードができます

ソースコード

diff #

from collections import deque
from xml.dom import HierarchyRequestErr

H, W = map(int, input().split())
sx, sy, gx, gy = map(int, input().split())
sx -= 1
sy -= 1
gx -= 1
gy -= 1
S = []
for i in range(H):
    s = str(input())
    S.append(s)

calc_highest_x = [H - 1 for _ in range(W)]
highest_x = [[H - 1 for _ in range(W)] for _ in range(H)]
for i in reversed(range(H - 1)):
    for j in range(W):
        if S[i][j] == '#':
            calc_highest_x[j] = i
        highest_x[i][j] = calc_highest_x[j]

INF = 1 << 24

isvisited = [[False for _ in range(W)] for _ in range(H)]
dist = [[INF for _ in range(W)] for _ in range(H)]
dq = deque()
dq.appendleft([sx, sy])
dist[sx][sy] = 0

while len(dq):
    px, py = dq.popleft()
    if isvisited[px][py]:
        continue
    isvisited[px][py] = True

    if py - 1 >= 0:
        next_x = max(0, px - 1)
        next_x = highest_x[next_x][py - 1]
        dq.appendleft([next_x, py - 1])
        dist[next_x][py - 1] = min(dist[next_x][py - 1], dist[px][py])
    
    if py + 1 < W:
        next_x = max(0, px - 1)
        next_x = highest_x[next_x][py + 1]
        dq.appendleft([next_x, py + 1])
        dist[next_x][py + 1] = min(dist[next_x][py + 1], dist[px][py])

    
    if py - 2 >= 0:
        next_x = max(0, px - 1)
        next_x = highest_x[next_x][py - 2]
        dq.append([next_x, py - 2])
        dist[next_x][py - 2] = min(dist[next_x][py - 2], dist[px][py] + 1)

    if py - 2 >= 0:
        diffs_x = highest_x[px][py - 1] - px
        next_x = highest_x[px][py - 1] - 1 - diffs_x // 2
        next_x = highest_x[max(0, next_x)][py - 2]
        dq.appendleft([next_x, py - 2])
        dist[next_x][py - 2] = min(dist[next_x][py - 2], dist[px][py])

    if py + 2 < W:
        next_x = max(0, px - 1)
        next_x = highest_x[next_x][py + 2]
        dq.append([next_x, py + 2])
        dist[next_x][py + 2] = min(dist[next_x][py + 2], dist[px][py] + 1)

    if py + 2 < W:
        diffs_x = highest_x[px][py + 1] - px
        next_x = highest_x[px][py + 1] - 1 - diffs_x // 2
        next_x = highest_x[max(0, next_x)][py + 2]
        dq.appendleft([next_x, py + 2])
        dist[next_x][py + 2] = min(dist[next_x][py + 2], dist[px][py])

    if 0 <= py < W:
        next_x = max(0, px - 1)
        next_x = highest_x[next_x][py]
        dq.append([next_x, py])
        dist[next_x][py] = min(dist[next_x][py], dist[px][py] + 1)

if dist[gx][gy] == INF:
    print(-1)
else:
    print(dist[gx][gy])
0