Another zigzag

You have to navigate this zigzagging maze, but the number of rows and columns varies!

Attention

This exercise is marked with a ♣ and is therefore of a more advanced level; do not hesitate to skip it if it seems difficult to you in order to not waste too much time, and to come back to it later.

from laby.global_fr import *
from random import randint
n = randint(0,3)
m = randint(2, 20)
bloc_porte = "o " + "o " * m + "o\n"
bloc_porte+= "o " + ". " * m + "x\n"
bloc_porte+= "o . " + "o " * m + "\n"

bloc1 = "o " + ". " * m + "o\n"
bloc1+= "o " * m + ". o\n"

bloc2 = "o " + ". " * m + "o\n"
bloc2+= "o . " + "o " * m + "\n"

bloc_fourmi = "o " + "→ " + ". " * (m-1) + "o\n"
bloc_fourmi+= "o " + "o " * m + "o\n"

carte = bloc_porte + bloc1 + (bloc2 + bloc1) *n + bloc_fourmi
Laby(carte = carte)

debut()