给定一个数组,将数组中的元素顺序进行颠倒,并打印输出
package day06作业九月二十三
;
public class 第九题
{
public static void main(String
[] args
) {
int[] a
= new int[] { 1, 21, 3, 7, 4, 2, 78, 8 };
System
.out
.println("遍历数组");
for (int i
= 0; i
< a
.length
; i
++) {
System
.out
.print(a
[i
]+" ");
}
System
.out
.println();
System
.out
.println("颠倒顺序后,遍历数组,打印输出为");
for (int i
= a
.length
- 1; i
>= 0; i
--) {
System
.out
.print(a
[i
] + " ");
}
}
}
这篇文章有瑕疵
,数组反转去我的分组数组相关练习里找数组反转
,这个不好
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