結果

問題 No.424 立体迷路
ユーザー McGregorshMcGregorsh
提出日時 2022-10-27 23:37:38
言語 PyPy3
(7.3.15)
結果
AC  
実行時間 274 ms / 2,000 ms
コード長 2,900 bytes
コンパイル時間 398 ms
コンパイル使用メモリ 86,868 KB
実行使用メモリ 97,828 KB
最終ジャッジ日時 2023-09-18 17:57:50
合計ジャッジ時間 8,346 ms
ジャッジサーバーID
(参考情報)
judge13 / judge14
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 AC 240 ms
92,784 KB
testcase_01 AC 241 ms
92,772 KB
testcase_02 AC 242 ms
92,616 KB
testcase_03 AC 243 ms
92,840 KB
testcase_04 AC 238 ms
92,816 KB
testcase_05 AC 241 ms
92,904 KB
testcase_06 AC 241 ms
92,496 KB
testcase_07 AC 241 ms
92,852 KB
testcase_08 AC 241 ms
92,920 KB
testcase_09 AC 238 ms
92,640 KB
testcase_10 AC 238 ms
92,856 KB
testcase_11 AC 243 ms
92,772 KB
testcase_12 AC 240 ms
92,848 KB
testcase_13 AC 239 ms
92,880 KB
testcase_14 AC 242 ms
92,848 KB
testcase_15 AC 241 ms
92,776 KB
testcase_16 AC 240 ms
92,808 KB
testcase_17 AC 257 ms
93,760 KB
testcase_18 AC 240 ms
93,716 KB
testcase_19 AC 245 ms
93,588 KB
testcase_20 AC 245 ms
93,532 KB
testcase_21 AC 242 ms
92,660 KB
testcase_22 AC 242 ms
92,888 KB
testcase_23 AC 241 ms
92,612 KB
testcase_24 AC 255 ms
97,008 KB
testcase_25 AC 274 ms
97,828 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 #

import sys, re
from fractions import Fraction
from math import ceil, floor, sqrt, pi, factorial, gcd
from copy import deepcopy
from collections import Counter, deque, defaultdict
from heapq import heapify, heappop, heappush
from itertools import accumulate, product, combinations, combinations_with_replacement, permutations
from bisect import bisect, bisect_left, bisect_right
from functools import reduce
from decimal import Decimal, getcontext, ROUND_HALF_UP
def i_input(): return int(input())
def i_map(): return map(int, input().split())
def i_list(): return list(i_map())
def i_row(N): return [i_input() for _ in range(N)]
def i_row_list(N): return [i_list() for _ in range(N)]
def s_input(): return input()
def s_map(): return input().split()
def s_list(): return list(s_map())
def s_row(N): return [s_input for _ in range(N)]
def s_row_str(N): return [s_list() for _ in range(N)]
def s_row_list(N): return [list(s_input()) for _ in range(N)]
def lcm(a, b): return a * b // gcd(a, b)
def get_distance(x1, y1, x2, y2):
	  d = sqrt((x2 - x1) ** 2 + (y2 - y1) ** 2)
	  return d
def rotate(table):
   	  n_fild = []
   	  for x in zip(*table[::-1]):
   	  	  n_fild.append(x)
   	  return n_fild
sys.setrecursionlimit(10 ** 7)
INF = float('inf')
MOD = 10 ** 9 + 7
MOD2 = 998244353


###関数コピーしたか?###
def main():
   
   H, W = i_map()
   sx, sy, gx, gy = i_map()
   sx -= 1
   sy -= 1
   gx -= 1
   gy -= 1
   nums = [input() for i in range(H)]
   A = []
   for i in range(H):
   	  B = []
   	  for j in range(W):
   	  	  B.append(int(nums[i][j]))
   	  A.append(B)
   
   def dfs(x, y, juge):
   	  if x == gx and y == gy:
   	  	  print('YES')
   	  	  exit()
   	  
   	  juge[x][y] = True
   	  move = [[0, 1], [0, -1], [1, 0], [-1, 0]]
   	  for a, b in move:
   	  	  xx = x + a
   	  	  yy = y + b
   	  	  if not (0<=xx<H and 0<=yy<W):
   	  	  	  continue
   	  	  if juge[xx][yy]:
   	  	  	  continue
   	  	  if abs(A[x][y] - A[xx][yy]) >= 2:
   	  	  	  continue
   	  	  dfs(xx, yy, juge)
   	  
   	  move1 = [[0, 2], [0, -2], [2, 0], [-2, 0]]
   	  for c, d in move1:
   	  	  xxx = x + c
   	  	  yyy = y + d
   	  	  if not (0<=xxx<H and 0<=yyy<W):
   	  	  	  continue
   	  	  if juge[xxx][yyy]:
   	  	  	  continue
   	  	  if abs(A[x][y] - A[xxx][yyy]) > 0:
   	  	  	  continue
   	  	  
   	  	  if c == 0 and d == 2:
   	  	  	  if A[xxx][yyy-1] < A[x][y]:
   	  	  	  	  dfs(xxx, yyy, juge)
   	  	  elif c == 0 and d == -2:
   	  	  	  if A[xxx][yyy+1] < A[x][y]:
   	  	  	  	  dfs(xxx, yyy, juge)
   	  	  elif c == 2 and d == 0:
   	  	  	  if A[xxx-1][yyy] < A[x][y]:
   	  	  	  	  dfs(xxx, yyy, juge)
   	  	  elif c == -2 and d == 0:
   	  	  	  if A[xxx+1][yyy] < A[x][y]:
   	  	  	  	  dfs(xxx, yyy, juge)
   	  
   
   juge = [[False] * W for i in range(H)]
   dfs(sx, sy, juge)
   print('NO')
   
   
if __name__ == '__main__':
    main()
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