Plz help me

Question

https://code.sololearn.com/cJFp7JmUUONv/?ref=app

Answer 1

Also in line 7 you've written 'va1' instead of 'val'.

Answer 2

Look at SoloLearn's implementation
https://www.sololearn.com/learn/702/?ref=app
And please use relevant tags
https://code.sololearn.com/W3uiji9X28C1/?ref=app

Answer 3

Also, you havent called the function so there will be no output

Answer 4

Tq soo much