元素的逆序

 1 #include<iostream>
 2 using namespace std;
 3 int main()
 4 {
 5     int temp = 0;
 6     int arr[6] = { 0,1,2,3,4,5 };
 7 
 8     for (int i = 0; i <= 6/2-1; i++) {
 9         temp = arr[i];
10         arr[i] = arr[5 - i];
11         arr[5 - i] = temp;
12 }
13 
14     for (int i = 0; i < 6; i++) {
15         cout << arr[i] << endl;
16     }
17 
18     cout << endl;
19     system("pause");
20     return 0;
21 }