Machette is an interactive tool written in Python for testing Perl-style regular expressions. It provides interactive regular expression testing with pattern match highlighting, matching groups overview and matching occurrences replacement or split.
4digits is a guess-the-number puzzle game. It's also called Bulls and Cows, and in China people simply call it Guess-the-Number. The game's objective is to guess a four-digit number in 8 times.
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