using namespace std;
int main1() {
int arr[5] = { 2,3,4,5,6 };
cout << "数组逆置前：" << endl;
for (int i = 0; i < 5; i++) {
cout << arr[i] << endl;
}
int start = 0;//记录起始下标的位置
int end = sizeof(arr) / sizeof(arr[0])-1;//记录结束下标的位置
//实现元素互换
while (start < end) {
int temp = arr[start];
arr[start] = arr[end];
arr[end] = temp;
//下标更新
start++;
end--;
}
//打印逆置后的数组
cout << "数组元素逆置后" << endl;
for (int i = 0; i < 5; i++) {
cout<< arr[i] << endl;
}
system("pause");
return 0;
}
