結果

問題 No.5006 Hidden Maze
ユーザー brthyyjpbrthyyjp
提出日時 2022-06-12 15:41:05
言語 PyPy3
(7.3.15)
結果
AC  
実行時間 382 ms / 2,000 ms
コード長 2,370 bytes
コンパイル時間 260 ms
実行使用メモリ 100,564 KB
スコア 8,402
平均クエリ数 916.98
最終ジャッジ日時 2022-06-12 15:42:01
合計ジャッジ時間 39,772 ms
ジャッジサーバーID
(参考情報)
judge16 / judge14
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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 363 ms
98,444 KB
testcase_01 AC 347 ms
98,220 KB
testcase_02 AC 347 ms
99,656 KB
testcase_03 AC 350 ms
99,148 KB
testcase_04 AC 362 ms
100,040 KB
testcase_05 AC 335 ms
99,064 KB
testcase_06 AC 351 ms
99,280 KB
testcase_07 AC 352 ms
99,140 KB
testcase_08 AC 353 ms
99,508 KB
testcase_09 AC 371 ms
99,840 KB
testcase_10 AC 357 ms
99,372 KB
testcase_11 AC 364 ms
98,432 KB
testcase_12 AC 355 ms
99,696 KB
testcase_13 AC 360 ms
99,464 KB
testcase_14 AC 322 ms
98,732 KB
testcase_15 AC 363 ms
99,604 KB
testcase_16 AC 369 ms
98,884 KB
testcase_17 AC 177 ms
96,904 KB
testcase_18 AC 382 ms
99,620 KB
testcase_19 AC 351 ms
99,996 KB
testcase_20 AC 343 ms
99,724 KB
testcase_21 AC 345 ms
99,632 KB
testcase_22 AC 145 ms
96,524 KB
testcase_23 AC 346 ms
99,984 KB
testcase_24 AC 355 ms
99,300 KB
testcase_25 AC 352 ms
99,904 KB
testcase_26 AC 337 ms
99,284 KB
testcase_27 AC 354 ms
99,716 KB
testcase_28 AC 347 ms
100,052 KB
testcase_29 AC 356 ms
99,692 KB
testcase_30 AC 367 ms
99,388 KB
testcase_31 AC 348 ms
99,196 KB
testcase_32 AC 344 ms
100,044 KB
testcase_33 AC 356 ms
99,420 KB
testcase_34 AC 362 ms
98,428 KB
testcase_35 AC 353 ms
99,876 KB
testcase_36 AC 201 ms
97,232 KB
testcase_37 AC 344 ms
99,116 KB
testcase_38 AC 371 ms
99,320 KB
testcase_39 AC 356 ms
100,564 KB
testcase_40 AC 355 ms
99,532 KB
testcase_41 AC 200 ms
97,452 KB
testcase_42 AC 347 ms
100,244 KB
testcase_43 AC 364 ms
99,920 KB
testcase_44 AC 353 ms
100,076 KB
testcase_45 AC 360 ms
100,216 KB
testcase_46 AC 352 ms
99,584 KB
testcase_47 AC 352 ms
100,256 KB
testcase_48 AC 326 ms
98,844 KB
testcase_49 AC 344 ms
99,548 KB
testcase_50 AC 326 ms
98,392 KB
testcase_51 AC 358 ms
99,536 KB
testcase_52 AC 359 ms
99,292 KB
testcase_53 AC 344 ms
100,256 KB
testcase_54 AC 331 ms
99,364 KB
testcase_55 AC 354 ms
100,188 KB
testcase_56 AC 218 ms
97,484 KB
testcase_57 AC 354 ms
99,752 KB
testcase_58 AC 365 ms
99,744 KB
testcase_59 AC 359 ms
99,096 KB
testcase_60 AC 206 ms
98,016 KB
testcase_61 AC 324 ms
98,780 KB
testcase_62 AC 337 ms
99,488 KB
testcase_63 AC 359 ms
98,504 KB
testcase_64 AC 347 ms
98,664 KB
testcase_65 AC 375 ms
99,316 KB
testcase_66 AC 347 ms
99,552 KB
testcase_67 AC 348 ms
99,876 KB
testcase_68 AC 350 ms
99,724 KB
testcase_69 AC 346 ms
99,508 KB
testcase_70 AC 366 ms
99,264 KB
testcase_71 AC 372 ms
99,316 KB
testcase_72 AC 347 ms
99,364 KB
testcase_73 AC 326 ms
98,600 KB
testcase_74 AC 366 ms
99,688 KB
testcase_75 AC 360 ms
99,568 KB
testcase_76 AC 361 ms
99,444 KB
testcase_77 AC 357 ms
99,760 KB
testcase_78 AC 344 ms
99,084 KB
testcase_79 AC 356 ms
99,432 KB
testcase_80 AC 358 ms
100,068 KB
testcase_81 AC 329 ms
98,184 KB
testcase_82 AC 350 ms
99,772 KB
testcase_83 AC 212 ms
97,576 KB
testcase_84 AC 213 ms
97,672 KB
testcase_85 AC 364 ms
99,880 KB
testcase_86 AC 354 ms
99,780 KB
testcase_87 AC 326 ms
98,232 KB
testcase_88 AC 358 ms
99,920 KB
testcase_89 AC 369 ms
98,628 KB
testcase_90 AC 352 ms
99,680 KB
testcase_91 AC 331 ms
99,456 KB
testcase_92 AC 362 ms
99,048 KB
testcase_93 AC 352 ms
100,168 KB
testcase_94 AC 361 ms
98,276 KB
testcase_95 AC 367 ms
98,908 KB
testcase_96 AC 150 ms
96,208 KB
testcase_97 AC 344 ms
99,356 KB
testcase_98 AC 357 ms
99,236 KB
testcase_99 AC 363 ms
99,472 KB
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

def query(s):
    print(''.join(s), flush = True)
    v = int(input())
    if v == -1:
        exit()
    return v

dys = (0, 1, 0, -1)
dxs = (-1, 0, 1, 0)
direcs = "LDRU"
toid = {'L':0, 'D':1, 'R':2, 'U':3}

def reconst(s, l):
    y, x = 0, 0
    for i in range(l):
        dir = toid[s[i]]
        if dir == 0:
            ver[y][x] = 0
        elif dir == 1:
            hor[y+1][x] = 0
        elif dir == 2:
            ver[y][x+1] = 0
        else:
            hor[y][x] = 0
        dy, dx = dys[dir], dxs[dir]
        y, x = y+dy, x+dx
    dir = toid[s[l]]
    if dir == 0:
        ver[y][x] = 1
    elif dir == 1:
        hor[y+1][x] = 1
    elif dir == 2:
        ver[y][x+1] = 1
    else:
        hor[y][x] = 1

h, w, p = map(int, input().split())

start = 0
goal = (h-1)*w+w-1
maxT = 1001
cnt = 0
while cnt < maxT:
    hor = [[-1]*w for i in range(h+1)]
    ver = [[-1]*(w+1) for i in range(h)]

    for x in range(w):
        hor[0][x] = 1
        hor[h][x] = 1

    for y in range(h):
        ver[y][0] = 1
        ver[y][w] = 1

    for iter in range(maxT):
        q = deque([])
        q.append(0)
        prev = [-1]*(h*w)
        direction = [-1]*(h*w)
        visit = [False]*(h*w)
        visit[0] = True
        while q:
            v = q.popleft()
            y, x = divmod(v, w)
            for i in range(4):
                dy, dx = dys[i], dxs[i]
                ny = y + dy
                nx = x + dx
                if not (0 <= ny < h and 0 <= nx < w):
                    continue
                if (dx==-1 and ver[y][x]!=1) or (dx==1 and ver[y][x+1] != 1) or (dy==-1 and hor[y][x]!=1) or (dy==1 and hor[y+1][x]!=1):
                    nv = ny*w+nx
                    if not visit[nv]:
                        q.append(nv)
                        prev[nv] = v
                        direction[nv] = i
                        visit[nv] = True
        if visit[goal]:
            cur = goal
            s = []
            while cur != -1:
                if cur != start:
                    dir = direction[cur]
                    s.append(direcs[dir])
                cur = prev[cur]
            s.reverse()
            #v0 = query(s)
            #v1 = query(s)
            v = query(s)
            #reconst(s, max(v0, v1))
            reconst(s, v)
            cnt += 1
        else:
            break
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