Created
February 23, 2020 04:25
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| import sys | |
| from collections import deque | |
| n = int(sys.stdin.readline()) | |
| maps = [list(map(int, sys.stdin.readline().split())) for _ in range(n)] | |
| # y 기준으로 x 탐색 | |
| def bfs(start, end, maps): | |
| queue = deque() | |
| queue.append(start) | |
| visited = set() | |
| while queue: | |
| x = queue.popleft() | |
| visited.add(x) | |
| next_row = maps[x] | |
| for i in range(len(next_row)): | |
| if next_row[i] == 1: | |
| # 갈 수 있는 곳이 도착지일 경우 | |
| if i == end: | |
| return 1 | |
| # 아직 방문하지 않은 row일 경우 | |
| elif i not in visited: | |
| queue.append(i) | |
| visited.add(i) | |
| return 0 | |
| answer = [[0 for _ in range(n)] for _ in range(n)] | |
| for y in range(n): | |
| for x in range(n): | |
| answer[y][x] = bfs(y, x, maps) | |
| print(*answer[y]) | |
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