[old] Index Power

[old] Index Power

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CS DE EL EN ES FA FR IT 日本語 PL PT-BR RU UK

あなたには正の整数の配列とある数Nが与えられます。 あなたは配列の添え字Nの要素のN乗を見つけなければいけません。 Nが配列の外にあるときは-1を返してください。 最初の要素の添え字が0であることを忘れないようにしましょう。

例題を見てみましょう:
- 配列 = [1, 2, 3, 4] と N = 2, このとき結果は32 == 9です;
- 配列 = [1, 2, 3] と N = 3, しかしNは配列の外なので結果は-1になります。

入力: 2つのパラメータ、配列(整数のリスト)とN(整数)。

出力: 結果(整数)

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