제출 #97035

2 5
11000
01111

런타임 에러 (RTE)
stderr:
 Traceback (most recent call last):
  File "Main.py", line 30, in <module>
    bfs(1, 1)
  File "Main.py", line 27, in bfs
    graph[nx][ny] = graph[xp][yp] + 1
TypeError: can only concatenate str (not "int") to str

6

2 9
111111111
010000001

런타임 에러 (RTE)
stderr:
 Traceback (most recent call last):
  File "Main.py", line 30, in <module>
    bfs(1, 1)
  File "Main.py", line 27, in bfs
    graph[nx][ny] = graph[xp][yp] + 1
TypeError: can only concatenate str (not "int") to str

10

6 3
111
111
111
111
111
101

런타임 에러 (RTE)
stderr:
 Traceback (most recent call last):
  File "Main.py", line 30, in <module>
    bfs(1, 1)
  File "Main.py", line 27, in bfs
    graph[nx][ny] = graph[xp][yp] + 1
TypeError: can only concatenate str (not "int") to str

8