What should be the output of the program??and why??

Question

According to me output should be 11 but it is coming out 12

https://code.sololearn.com/cNFy6QE7Hwhx/?ref=app

Answer 1

Your code there is a warning. "i" may be undefined.

Answer 2

I added step by step. See this code.

https://code.sololearn.com/cT83kg18c2ru/?ref=app

Answer 3

See also this code.
https://code.sololearn.com/cjfpIW77FgrZ/?ref=app