#ARC164
[ARC164] C - Reversible Card Game
[Q] https://atcoder.jp/contests/arc164/tasks/arc164_c 考察 ・大きい数字が出ているカー…
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[ARC164] B - Switching Travel
[Q] https://atcoder.jp/contests/arc164/tasks/arc164_b 7回間違えちゃった、グロすぎる。…
[ARC164] A - Ternary Decomposition
[Q] https://atcoder.jp/contests/arc164/tasks/arc164_a 考察 ・Nをできるだけ大きい数で分…