I'm doing it in Kotlin.
- Day 1
- puzzle 1
- puzzle 2
- Day 2
- puzzle 1
- puzzle 2
- Day 3
- puzzle 1
- puzzle 2
- Day 4
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- puzzle 2
- Day 5
- puzzle 1
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- Day 6
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- Day 7
- puzzle 1
- puzzle 2
- Day 8
- puzzle 1
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- Day 9
- puzzle 1
- puzzle 2
- Day 10
- puzzle 1
- puzzle 2
- Day 11
- puzzle 1
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- Day 12
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- Day 13
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- Day 14
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- Day 15
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- Day 16
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- Day 17
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- Day 18
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- Day 19
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- Day 20
- puzzle 1
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- Day 21
- puzzle 1
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- Day 22
- puzzle 1
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- Day 23
- puzzle 1
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- Day 24
- puzzle 1
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- Day 25
- puzzle 1
- puzzle 2