코드) --> 런타임 에러 남 왜 나는지 알려줘~ n, m = map(int, input().split(" ")) board_state = [list(input()) for _ in range(n)] visited_board = [[False] * m for _ in range(n)] count_board = [[-1] * m for _ in range(n)] #top, bottom, left, right dx = [-1, 1, 0, 0] dy = [0, 0, -1, 1] x, y= [0, 0] def move(x, y): if (x > n-1 or x m-1 or y < 0) or board_state[x][y] == 'H': return 0 if visited_board[x][..