【简答题】下面程序输出的结果是【 】。 include <iostream> using namespace std; class A { public: virtual void show() {cout<<'A!'; }; class B: public A { public: void show() {cout << 'B!';} }; class C: public B{ public: void ...
【简答题】下面程序输出的结果是【 】。 include <iostream> using namespacc std; class A { public: void show(){tout<<'A!';} }; class B: public A{ public: virtual void show(){cout<<'B!';} }; class C: public B{ public: virtual v...
【单选题】下面程序的输出结果是( )。 include <stcdio.h> f(int b[],int n) { int i,r r = 1 for(i=0i<=ni++) r=r*b[i] return r } main() { int x,a[]={2,3,4,5,6,7,8,9} x=f(a,3) printf('%d/n',x) }