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JOIG 2022/2023 本選 過去問
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Contest Duration:
2023-01-22 13:00:00+0900
-
2023-01-22 17:00:00+0900
(local time) (240 minutes)
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Official
Editorial
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admin
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A - 末尾の文字 (Last Letter)
ユーザ解説
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drken
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B - 絶対階差数列 (Sequence of Absolute Differences)
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drken
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C - 鐘 (Bell)
ユーザ解説
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drken
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D - コイン集め 2 (Coin Collecting 2)
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by
drken
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E - 運河 (Canal)
ユーザ解説
by
drken
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F - タイピング大会 (Typing Contest)
計算量の改善
by
Cyanmond
O(N+2^K K^2+QK) 解法のより簡潔な実装
by
Iroha_3856
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