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练习题

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唯情恋昉

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练习作答

public class Main { 
   public static void main(String[] args) {
        int[] ns = { 1, 4, 9, 16, 25 };
        // 倒序打印数组元素:
        for (int i = ns.length - 1; i >= 0; i --) {
            System.out.println(ns[i]);
        }
    }
}

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