pcabhijitha-creator

## brickwall shortest path solver
import collections
import sys

# Set recursion limit higher for potentially deep operations, though not strictly
# necessary for iterative BFS. Using it to be safe for competitive programming.
# sys.setrecursionlimit(2000)

def solve():
    """
    Reads the input, parses the wall layout, and uses a 0-1 BFS
	import collections
	import sys

	# Set recursion limit higher for potentially deep operations, though not strictly
	# necessary for iterative BFS. Using it to be safe for competitive programming.
	# sys.setrecursionlimit(2000)

	def solve():
	"""
	Reads the input, parses the wall layout, and uses a 0-1 BFS