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(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为( )。 #include(iostream.h) Class A { public:A( ){cout<<“1”;} ~A( ){cout<<“2”;} }; Class B:public:A { public: B( ){cout<<“3”;) ~B( ){cout<<“4”;} }; Void main( ) { B b; }
A. 1234
B. 1324
C. 1342
D. 3142
[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<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. 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
[单项选择]下面程序运行结果是( )。 Private Sub Form_Click( ) Dim x As Single,y As Single x=InputBox("请输入数据25"):y=InputBox("请输入数据10") Print x+y;InputBox("请输入数据25")+InputBox("请输入数据10") End Sub
A. _35_2510
B. 25102510
C. _35_35_
D. 2510_35_
[单项选择]下面程序的输出结果为( )。#include<iostream.h>class CStatic{public:CStatic( ) {val++;}static int val;};int CStatic::val=0;void main( ){CStatic cs1;cout<<cs1.val<< "";CStatic cs2;CStatic cs3, cs4;cout<<cs2. val<<end1;}
A. 14
B. 24
C. 34
D. 54
[单项选择]下面程序输出的结果为( )。 #inClUde”iostream.h” Class A {public: A( ){cout<<“CLASS A”<<endl;} ~A( )<)}; class B:public A {public: B( ){cout<<”CLASSB”<<endl;} ~B( ){}}; void main( ) {A*p; p=new B; B *q; q=new B;}
A. CLASS A CLASS B
B. CLASS A CLASS B CLASS B
C. CLASS A ClASS B
D. CLASS A CLASS B CLASS A CLASS B CLASS B CLASS B
[单项选择]下面程序运行结果为( )。 main( ) { char c='a'; if('a'<c< ='z') cout<<"LOW"; else cout<<"UP"; }
A. LOW
B. UP
C. LOWUP
D. 语句错误,编译不能通过
[单项选择]下面程序的运行结果是( )。 public class Increment { public static void main(String args[ ] ){ int c; c=5; System. out. println(c) ; System. out. println(c++); System .out. println(c) ; } }
A. 5 6 6
B. 5 5 6
C. 6 7 7
D. 6 6 6
[单项选择]下面的程序运行结果是( )。 Private Sub Form_Click( ) i=0 Do i=i+1 if i>10 then Exit Do Loop Until i<10 Print i End Sub
A. 0
B. 1
C. 10
D. 11
[单项选择]下面的程序运行结果是( )。 Private Sub Form_Click( ) I=0 DoUntil0 i=i+1 if i>10 then Exit Do Loop Printi End Sub
A. 0
B. 10
C. 11
D. 出错
[单项选择]下面程序的运行结果是( )。 public class Test { public static void main (String args[]) { int c=5; System. out. println (c); System. out. println (c++); System. out. println (c); } }
A. 5 6 6
B. 5 5 6
C. 6 7 7
D. 6 6 6
[单项选择]当运行以下程序时,从键盘输入AhaMA(空格)Aha<CR>,则下面程序的运行结果是 #include<stdio.h> main( ) {char s[80],c='a'; int i=0; scanf("%s",s); while(s[i]!='/n/) {if(s[i]]==c)s[i]-32; else if(s[i]==c-32)s[i]=s[i]+32; i++;} puts(s);}
A. ahaMa
B. AbAMa
C. A11AMa[空格]aha
D. ahAMa[空格]ahA