Submission #2696976


Source Code Expand

from collections import deque

n, m = map(int, input().split())
start = tuple(int(x)-1 for x in input().split())
goal = tuple(int(x)-1 for x in input().split())
maze = {(i,j):c for i in range(n) for j, c in enumerate(input())}

def bfs(coord):
    dq = deque()
    dq.appendleft((0, coord))
    while dq:
        steps, (i, j) = dq.pop()
        if (i, j) == goal:
            return steps
        if maze.get((i, j), '#') == '#':
            continue
        maze[(i, j)] = '#'
        dirs = ((-1, 0), (1, 0), (0, 1), (0, -1))
        dq.extendleft((steps+1, (i+di, j+dj)) for di, dj in dirs)

print(bfs(start))

Submission Info

Submission Time
Task C - 幅優先探索
User zehnpaard
Language Python (3.4.3)
Score 100
Code Size 633 Byte
Status AC
Exec Time 28 ms
Memory 3692 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 100 / 100
Status
AC × 3
AC × 25
Set Name Test Cases
Sample subtask0_sample01.txt, subtask0_sample02.txt, subtask0_sample03.txt
All subtask0_sample01.txt, subtask0_sample02.txt, subtask0_sample03.txt, subtask1_01.txt, subtask1_02.txt, subtask1_03.txt, subtask1_04.txt, subtask1_05.txt, subtask1_06.txt, subtask1_07.txt, subtask1_08.txt, subtask1_09.txt, subtask1_10.txt, subtask1_11.txt, subtask1_12.txt, subtask1_13.txt, subtask1_14.txt, subtask1_15.txt, subtask1_16.txt, subtask1_17.txt, subtask1_18.txt, subtask1_19.txt, subtask1_20.txt, subtask1_21.txt, subtask1_22.txt
Case Name Status Exec Time Memory
subtask0_sample01.txt AC 20 ms 3316 KB
subtask0_sample02.txt AC 21 ms 3316 KB
subtask0_sample03.txt AC 28 ms 3692 KB
subtask1_01.txt AC 24 ms 3692 KB
subtask1_02.txt AC 24 ms 3692 KB
subtask1_03.txt AC 24 ms 3692 KB
subtask1_04.txt AC 27 ms 3692 KB
subtask1_05.txt AC 24 ms 3692 KB
subtask1_06.txt AC 26 ms 3692 KB
subtask1_07.txt AC 20 ms 3316 KB
subtask1_08.txt AC 21 ms 3692 KB
subtask1_09.txt AC 24 ms 3692 KB
subtask1_10.txt AC 22 ms 3692 KB
subtask1_11.txt AC 28 ms 3692 KB
subtask1_12.txt AC 26 ms 3692 KB
subtask1_13.txt AC 25 ms 3692 KB
subtask1_14.txt AC 22 ms 3692 KB
subtask1_15.txt AC 25 ms 3692 KB
subtask1_16.txt AC 25 ms 3692 KB
subtask1_17.txt AC 26 ms 3692 KB
subtask1_18.txt AC 26 ms 3692 KB
subtask1_19.txt AC 24 ms 3692 KB
subtask1_20.txt AC 25 ms 3692 KB
subtask1_21.txt AC 26 ms 3692 KB
subtask1_22.txt AC 25 ms 3692 KB