1 #include<iostream>
2 using namespace std;
3 class test
4 {
5 int *p;
6 int pn;
7 public:
8 test(int n) { p = new int[n]; pn = n; }
9 void setp();
10 int* getp() { return p; }
11 int getpn() { return pn; }
12 };
13 void test::setp()
14 {
15 int choice;
16 cout << "1:自动填充\n2:手动填充" << endl;
17 cin >> choice;
18 switch (choice)
19 {
20 case 1:
21 for (int i = 0; i < pn; i++)
22 p[i] = i;
23 break;
24 case 2:
25 for (int i = 0; i < pn; i++)
26 cin>>i;
27 break;
28 }
29 }
30 void main()
31 {
32 test A(4);
33 A.setp();
34 int*b = new int[A.getpn()];
35 b = A.getp();
36 for (int i = 0; i < A.getpn(); i++)
37 cout << b[i] << endl;
38 }
