競技プログラミング
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覆面算 | Aizu Online Judge 概要 A + B = C という形式で式が与えられる。式の長さは 126 以下である。 与えられる数値にはひとつ以上の X が含まれている。X は 0 以上 9 以下の整数である。 X に当てはまる整数を求めよ。当てはまる整数がない場合は NA …
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競技プログラミングにおいての構文解析問題を集めました。難易度はAOJ-ICPCで300点程度です。
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