In other words, one of the first string's permutations is the substring of the second string. * The idea behind this approach is that one string will be a permutation of another string * only if both ...

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今回は、 Java言語で順列を作るクラスを練習問題に取り上げます。数学では言葉と式で表現していたものをプログラミング言語に置き換えます。高校数学や大学受験の問題を解くのに十分な程度の品質を目標として取り組んで下さい。 問題「n個の数値からk ...