下面程序的结果为#includeint c;class A{private:int a;static int b;public;A(){a=0;c=0;}void seta(){a++;}void setb(){b++;}void setc(){c++;}void display(){cout int A::b=0;void main(){A al,a2;al.seta();al.setb();al.setc();a2.seta();a2.setb();a3.setc();a2.display();A.121B.122C.112D.222

下面程序的结果为

#include

int c;

class A

{

private:

int a;

static int b;

public;

A(){a=0;c=0;}

void seta(){a++;}

void setb(){b++;}

void setc(){c++;}

void display(){cout <<<<

int A::b=0;

void main()

{

A al,a2;

al.seta();

al.setb();

al.setc();

a2.seta();

a2.setb();

a3.setc();

a2.display();

A.121

B.122

C.112

D.222


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