Editorial - AtCoder Beginner Contest 450

Contest Duration: 2026-03-21 21:00:00+0900 - 2026-03-21 22:40:00+0900 (local time) (100 minutes) Back to Home

Editorial

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Overall Editorial

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A - 3,2,1,GO

B - Split Ticketing

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C - Puddles

D - Minimize Range

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E - Fibonacci String

F - Strongly Connected 2

G - Random Subtraction

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Official Another Solution by en_translator
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漸化式を解く解法 by MMNMM
Formula Derivation Solution by notonlysuccess