下列程序的运行结果是includeclass A{int a;public: A(){a=0;}A(int aa){ a=aa; co 下列程序的运行结果是 #include<isotream.h> class A { int a; public: A(){a=0;} A(int aa) { a=aa; cout<<a++; } }; void main() { A x,y(2),z(3); cout<<end1; }A.0B.23C.34D.25
下列程序的运行结果是includeclass A{int a;public: A(){a=0;}A(int aa){ a=aa; co
下列程序的运行结果是 #include<isotream.h> class A { int a; public: A(){a=0;} A(int aa) { a=aa; cout<<a++; } }; void main() { A x,y(2),z(3); cout<<end1; }
A.0
B.23
C.34
D.25
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下列程序的运行结果是【】。include class A{ int a, b; public: A() {a=b=0;} A(int 下列程序的运行结果是【 】。include <iostream. h>class A{int a, b;public:A() {a=b=0;}A(int aa, int bb){a=aa; b=bb;cout<<a<<''<<b<<end1;}};void main(){ A x, y(2,3),z(4,5); }
以下程序中,错误的行为①include ②class A③{④public:⑤int n=2;⑥A(int val){cout 以下程序中,错误的行为 ①#include < iostream.h > ②class A ③{ ④ public: ⑤ int n=2; ⑥ A(int val){cout << val<<end1;} ⑦ ~A( 0{}; ⑧}; ⑨void main( 0 ⑩{ (11) Aa(0); (12)A.⑤B.⑥C.⑦D.(11)
( 30 )有如下程序:#includeiostreamusing namespace std;public:AA(){ cout'1'; }};class BB: public AA{int k;public:BB():k(0){ cout'2'; }BB(int n):k(n){ cout'3';}}int main(){BB b(4), c;return 0;}运行时的输出结果是A ) 1312B ) 132C ) 32D ) 1412
有如下程序: #include<iostream) using namespace std; class AA{ int n; public: AA(int k):n(k){} int get(){return n;} int get()const{return n+1;} }; int main() { AA a(5); const AA b(6); COUt<<A.get()<<b.get(); return 0A.55B.57C.75D.77
下列程序的运行结果是【 】。 include class test { private: int num; public: tes 下列程序的运行结果是【 】。include <iostream. h>class test{private:int num;public:test()int TEST() {return num+100;}~test()};test::test(){num=0;}test::~test(){cout<<"Destructor is active"<<endl;}void main(){test x[3]cout<<x[1]. TEST()<<endl;}
有如下程序: include using namespace std; class AA { int n; 有如下程序: #include<iostream> using namespace std; class AA { int n; public: AA(int k);n(k){} intget(){return n;} int get()const{return n+1;} }; int main() { AA a(5); const AA b(6); cout<<a.get()<<b.get(); return 0; } 执行后的输出结果是A.55B.57C.75D.77
有如下程序: include using namespace std; class XA{ int a; public: static int b; 有如下程序:#include<iostream>using namespace std;class XA{int a;public:static int b;XA(int aA) : a(aA) {b++;}~XA(){}int get(){return a;}};int XA::b=0;int main(){XA d1(2), d2(3);cout<<d1. get()+d2. get()+XA::b<<end1;return 0;}运行时的输出结果是( )。A) 5B) 6C) 7D) 8A.B.C.D.
下列程序的运行结果是()。includeclass A{inta;public:A( ){a=0;}A(int aa){a=aa;co 下列程序的运行结果是( )。 #include<iostream.h> class A { inta; public: A( ){a=0; } A(int aa) { a=aa; cout<<a++; } }; void main() { A x,y (2),z (3): cout<<endl; }A.0B.23C.34D.25
有如下程序:#includeiostreamusing namespace std;class AA{public:AA(){tout‘l’;}};class BB:public AA{int k;public:BB():k(0){cout…2;}BB(int n):k(n){cout‘3’;}};int main(){BB b(4),C;return 0;}A.1312B.132C.32 D、1412
有如下程序:includeusing name。pace std;class AA{int n:public:AA(int k):n(k){}in 有如下程序: #include<iostream> using name。pace std; class AA{ int n: public: AA(int k):n(k){} in get( ){return n;} int get( )const{return n+1;} }; int main( ){ AA a(5); const AA b(6); cout<<a.get( )<<b.get( ); return 0: 执行后的输出结果是A.55B.57C.75D.77
下列程序的运行结果是______。include class Base { public: void f(int x){cout 下列程序的运行结果是______。include<iostream.h>class Base{public:void f(int x){cout<<“Base:”<<x<<endl;});class Derived:public Base{public:void f(char*str){cout<<“Derived:”<<str<<endl;}};void main(void){Base*pd=ne
下面程序的输出结果是【】。 include using namespace std; class A {int a,b; public:A 下面程序的输出结果是【 】。include <iostream>using namespace std;class A{int a, b;public:A(){a = b = 0;}A(int aa, int bb ) : a(aA) , b(bB){cout <<"a="<<a<<","<<"b="<<b<<",";}~A(){cout<<"D";};int main ( ){A x, y(2, 3);return 0;}
下列程序的运行结果是【 】。includeclass Sample{int a;public: Sample(int aa=0) {a 下列程序的运行结果是【 】。include<iostream, h>class Sample{int a;public:Sample(int aa=0) {a=aa;}~Sample() {cout<<"Sample="<<a<<;}class Derived: public Sample{int b;public:Derived(int aa=0, int bb=0): Sample(aa) {b=bb;}~De rived() {cout <<"Derived="<<b<<'';}void main(){Derived dl (9)}
有如下程序:include using namespace std;class AA {int n;public:AA(int k):n(k) {} 有如下程序:#include <iostream>using namespace std;class AA { int n;public: AA(int k):n(k) {} int get(){return n;} int get()const { return n+1; }};int main(){ AAa(5); const AA b(6); cout<<a. get()<<b. get(); return ();}执行后的输出结果是( )。A.55B.57C.75D.77
下面程序的运行结果是()。includeusing namespace std;class A{ int a;public: A(){a= 下面程序的运行结果是( )。 #include<iostream> using namespace std; class A { int a; public: A(){a=0;1 A(int aa ) {a=aa;} virtual void show() { cout<<a>>"";} }; class B:public A int b: public: B(){b=0:} B(int bb) {b=bb;} void show() {cout<<b>>" ";} }; class C:public B { int c; public: C(int cc) { c=cc;} void show() {cout<<c>>endl;} }; void main() { A a( 8 ),*p;B b( 9 );C c( 10 ); p=a; p->show(); p=b; p->show(); p=c; p->show(); }A.8 8 8B.8 9 10C.0 0 10D.10 10 10
请分析下面的程序并给出该程序的执行结果【】。 include class AA {int a;public: AA() 请分析下面的程序并给出该程序的执行结果【 】。include <iostream>class AA {int a;public:AA() {cout<<" Initializing AA!\n" ; }AAM() {cout<<" Destroying AA!\n" ;};class BB {int b;AA p;public:BB() {cout<<"Initializing BB!\n" ;~BB() {cout<<"Destroying BB!\n" ;};void main() {BB X;cout<<"Ending main!\n' ;}
下列程序的运行结果是()。includeclassA{int a;public:A(){a=0;}A(){int aa}{a=aa;c 下列程序的运行结果是( )。 #include<iostream.h> classA { int a; public: A(){a=0;} A(){int aa} {a=aa; cout<<a++; } }; Void main() { A x,y(2),z(3); cout<<endl; }A.00B.23C.34D.25
下列程序的运行结果是 include class A { int a; public: A( ) {a=0;}A(int aa) { 下列程序的运行结果是#include<iostream.h>class A{int a;public:A( ) {a=0;}A(int aa){a=aa;cout < < a++;}};void main( )A x,y(2) ,z(3) ;cout < < endl;}A.00B.23C.34D.25
下列程序的运行结果是()。 include class A { inta; public: A(){a=0:} A(int aa) { 下列程序的运行结果是( )。 #include<iostream.h> class A { inta; public: A(){a=0:} A(int aa) { a=aa; cout<<a++; } }; void main() { A x,y(2),z(3); cout<<endl; }A.0B.23C.34D.25
有如下程序:includeusing namespace std;class AA{ int n;public: AA(int k):n (k){} 有如下程序: #include<iostream> using namespace std; class AA{ int n; public: AA(int k):n (k){} int get(){return n;) int get()const{return n+1;} }; int main() { AA a(5); const AA b(6); cout<<a.get()<<b.get(); return 0; } 执行后的输出结果是A.55B.57C.75D.77
有如下程序: inClude using namespace std; class AA { public: viltual void f() { c 有如下程序:inClude<iostream>using namespace std;class AA{public:viltual void f(){cout<<"AA";}};class BB:public AA{public:BB(){cout<<"BB";}};class CC:public BB{public:virtual void f(){BB::f();cout<<"CC";}};int main(){AA aa,*p;BB bb;CC cc;p=cc;p->f();return 0;}运行后的输出结果【 】。
下列程序的运行结果是includeclass A{int a;public:A( ){a=0;}A(int aa) { a=aa; c 下列程序的运行结果是 #include<iostream.h> class A { int a; public: A( ){a=0;} A(int aa) { a=aa; cout<<a++; } }; void main( ) { A x,y(2),z(3); cout<<end1; }A.0B.23C.34D.25
有如下程序:includeusing namespaee std;class AA{public:AA( ){cout 有如下程序: #include<iostreanl> using namespaee std; class AA{ public: AA( ){cout<<'1';} }; class BB:public AA{ int k; public: BB( ):k(0){eout<<'2';} BB(int n):k(n){cout<<'3';} }; int main( ){ BB,b(4),c; return 0; } 程序的输出结果是A.1312B.132C.32D.1412
如下程序的输出结果是includeincludeusing namespace std;class XCD{char* 如下程序的输出结果是 #include<lostream> #include<cstring> using namespace std; class XCD{ char*a; int b; public: XCD(char*aa,int bB) { a=new char[strlen(aA) +1]; strcpy(a,aA) ; b=bb; } char*Geta( ){return a;} int Getb( ){return b;} }; int main( ){ char*pl="abcd",*p2="weirong": int dl,6,d2=8; XCD x(pl,d1),y(p2,d2); cout<<strlen(x.Geta( ))+y.Getb( )<<endl; return 0; }A.12B.16C.14D.11
有如下程序:include using namespace std;class AA{ int n;public: AA(int k):n (k) 有如下程序: #include <iostream> using namespace std; class AA{ int n; public: AA(int k):n (k) { } int get(){return n; } int get()const{return n+1;} } int main() { AA a(5); const AA b(6); cout<<a.get()<<b.get(); return 0; } 执行后的输出结果是( )。A.55B.57C.75D.77
下列程序的运行结果是( )。 #includeiostream.h class A { int a; public: A{a=0;} A(int aA. { a=aa; couta++: } }; void main { A X,Y(2),z(3); coutendl: }A.00B.23C.34D.25
下列程序的运行结果为includeint i=0;class A{public:A(){i++;}};void main(){Aa,b 下列程序的运行结果为 #include<iostream.h> int i=0; class A{ public: A(){i++;} }; void main() { Aa,b[3],*c; c=b; cout<<i<<end1;A.2B.3C.4D.5