Yury Petrankov

Q3_01_Three_in_One - MultiStack.java

1

Hello, I'm trying to understand code from `MultiStack.java`[ file](https://github.com/careercup/CtCI-6th-Edition/blob/master/Java/Ch%2003.%20Stacks%20and%20Queues/Q3_01_Three_in_One/MultiStack.java). Everything seems to be good, except one thing. Please, take a look at [line 24](https://github.com/careercup/CtCI-6th-Edition/blob/master/Java/Ch%2003.%20Stacks%20and%20Queues/Q3_01_Three_in_One/MultiStack.java#L24). In what cases `if clause` could...