为何答案是14？求问大神！
#include<iostream.h>class TestClass
{ public:
TestClass (){val++;}
static int val;
};
int TestClass::val=0;
void main()
{ TestClass cs1;
cout<<cs1.val<<"";
TestClass cs2;
TestClass cs3,cs4;
cout<<cs2.val<<endl;
2016-09-17 00:24
2016-09-21 11:24