Secret Code Programming Puzzle

I'm trying to solve a mathy programming problem. (I came up with the problem a couple of years ago, but it's still preying on my mind.) There is a secret code (which you're allowed unlimited guesses at) => a string 12 characters in length. Each character can be either a number or a letter (a-z, 0-9) and it's not case-sensitive (A == a). After every hour, a character in the secret code is revealed. For example: Hour 1: _ _ Q _ _ _ _ _ _ _ _ _ Hour 2: _ _ Q _ _ _ _ _ _ _ 4 _ Hour 3: _ _ Q _ _ _ _ 7 _ _ 4 _ Hour 12: 1 C Q 8 2 V V 7...

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Best Practices in Comparison

I have a best practices question about some code. Which code is easier for another programmer to understand: This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode characters Show hidden characters if rocks > pebbles ...

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