Great takeaways! I totally agree with the first two points. Do you mind expanding on "you don't need to swap the branch labels", particularly which labels we're talking about?
You have two branches -- say 'left' and 'right'.
Instead of modifying the tree you can modify how you traverse it.
Where you would choose 'left', instead choose 'right'. Where you would choose 'right', instead choose 'left'.
Ah gotcha, yes!
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Great takeaways! I totally agree with the first two points. Do you mind expanding on "you don't need to swap the branch labels", particularly which labels we're talking about?
You have two branches -- say 'left' and 'right'.
Instead of modifying the tree you can modify how you traverse it.
Where you would choose 'left', instead choose 'right'.
Where you would choose 'right', instead choose 'left'.
Ah gotcha, yes!