单项选择题
有如下程序:
#include<iostream>
using namespace std;
class Test
public:
Test() n+=2;
~Test() n-=3;
static int getNum() return n;
private:
static int n;
;
int Test::n=1;
int main()
Test *p=new Test;
delete p;
cout<<"n="<<Test::getNum()<<endl;
return 0;
执行后的输出结果是( )。
A) n=0
B) n=1
C) n=2
D) n=3