java

将一个数组逆序输出

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import java.util.Arrays;
import java.util.Random;

public class {
public static void main(String[] args) {
int arr1[] = new int[12];
Random r = new Random();
for (int i = 0; i <= 10; i++) {
arr1[i] = r.nextInt(100);
}
System.out.println("原数组"+ Arrays.toString(arr1));

int arr2[] = new int[arr1.length];
int j = arr1.length;
for (int i=0; i<arr1.length; i++) {
arr2[i] = arr1[j-1];
--j;
}
System.out.println("数组的逆序输出"+ Arrays.toString(arr2));
}
}

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