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12 Days of Christmas
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Abundant Numbers
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Arabic to Roman
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brainfuck
Card Number Validation
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Christmas Trees
Collatz
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Day of Week
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Divisors
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Emirp Numbers (Long)
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Evil Numbers (Long)
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Foo Fizz Buzz Bar
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ln 2
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Reversi
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Rule 110
Scrambled Sort
Set
Seven Segment
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Star Wars Opening Crawl
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Sudoku (Fill-in)
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Tic-tac-toe
Time Distance
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Transpose Sentence
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Zeckendorf Representation
Zodiac Signs
γ
λ
π
τ
φ
√2
𝑒
Experimental Hole
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Calendar
Connect Four
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Flags
Floyd-Steinberg Dithering
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p-adic Expansion
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Snake
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