approved - and again, good job and thank you for your efforts!

approved, ty very much for your efforts :)

approved, thank you

approved, thanks for your efforts :)

.

ty for your translation, is approved :)

ty for updating, approved

approved, ty :)

approved, thank you!

hehe :D thank you!

thank you, I added a comment.

Just copy them from the description ;-)

Approved, thank you!

Approved, thank you @avermakov

Ah, you're right, sorry! I just ran the whole code.
You can try different approaches to improve the performance. Maybe something like building the entire field and then replacing only the right indexes of each row with the other symbol.
Or use only one for loop to build the different lines :)