更多"下面程序的运行结果为( )。 #include(iostream."的相关试题:
[单项选择]下面程序的运行结果为
#include<iostream.h>
class A
int num;
public:
A(int i)num=i;
A(A &
A. num = a.num+ +;<
[单项选择]下面程序的运行结果为
# include <iostream.h>
class A
int num;
public:
A(inti)hum=i;
A(A&
A. num=a.num++;
[单项选择]下面程序的运行结果为 # include <iostream.h> class A { int num; public: A(inti){hum=i;} A(A&a){num=a.num++;} void print( ){cout << num;} }; void main( ) { Aa(1),b(a); a.print( ); b.print( ); }
A. 11
B. 12
C. 21
D. 22
[单项选择]下面程序的运行结果是( )。#include<iostream.h>class Sample{int x, y;public:Sample( ) { x=y=0; }Sample(int a, int b) { x=a; y=b; }void (lisp( ){cout<<"x="<<x<<",y="<<y<<end1;}};void main( ){Sample s(2,3), *p=&s;p->disp( );}
A. x=1, y=2
B. x=2, y=4
C. x=2, y=3
D. x=4, y=3
[单项选择]下列程序的运行结果是
#include<iostream.h>
class A
int a;
public:
A( )a=0;
A(int a
[单项选择]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. 00
B. 23
C. 34
D. 25
[单项选择]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. 00
B. 23
C. 34
D. 25
[单项选择]下列程序的运行结果为 #include<iostream.h> int i=0; class A{ public: A( ){i++;} }; void main( ) { A a,b[3] ,*c; c=b; cout << i << end1; }
A. 2
B. 3
C. 4
D. 5