Why isnt my function working

Question

My make() function worked once but I didnt change nothing and now It makes absolutely nothing. Whats the problem
https://code.sololearn.com/wnmWb2VZM62E/?ref=app

Answer 1

Your function need to return a value

Answer 2

I don't know what's your desire output. Just saying that echo $a will output a triangle and you're missing echo, if that's what you want.

Answer 3

Thanks guys i mistakeky delete it I think