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发布时间:2023-10-06 04:33:50

[单项选择]有以下程序: #include <iostream> #include <string> using namespace std; int main ( ) { char b1[8] = "abcdefg"; char b2[8],*pb=b1+3; while (--pb>=b1) strcpy (b2, Pb) ; cout<<strlen (b2) <<end1; return 0; } 程序运行后的输出结果是( )。
A. 8
B. 3
C. 1
D. 7

更多"有以下程序: #include <iostream> #inclu"的相关试题:

[单项选择]有以下程序:
#include 〈iostream〉
#include 〈string〉
using namespace std;
class visited

private:
int number;
char *name;
public:
static int glob;
void set mes(char *
[单项选择]有以下程序
#include <iostream>
#include <string>
using namespace std;
class base

private:
char baseName[10];
public:
base( )

strcpy(baseName,"Base");

virtual char *myName( )

return baseName;

char *className( )

Return baseName;

;
class Derived: public base

private:
char derivedName[10];
public:
Derived( )

strcpy(derivedName,"Derived" );

char *myName( )

return derivedName;

char *className( )

return derivedName;

;
void showPtr(base &p)

cout<<p.myName( )<<" "<<p.className( );

int main( )

base bb;
Derived dd;
showPtr(dd);
return 0;

运行后的输出结果为
A. Derived Base
B. Base Base
C. Derived Derived
D. Base Derived
[单项选择]有以下程序
#include <iostream>
#include <string>
using namespace std;
class base

private:
char baseName[10];
public:
base ( )

strcpy(baseName,"Base");

virtual char *myName( )

return baseName;

char *className( )

return baseName;

;
class Derived : public base

private:
char derivedName[10];
public:
Derived( )

strcpy(derivedName,"Derived");

char *myName( )

return derivedName;

char *className( )

return derivedName;

;
void showPtr(base &p)

cout<<p.myName ( ) <<" "<<p.className ( );

int main ( )

base bb;
Derived dd;
showPtr(dd);
return 0;

运行后的输出结果为
A. Derived Base
B. Base Base
C. Derived Derived
D. Base Derived
[单项选择]有以下程序
#include<iostream>
#include<string>
using namespace std;
class base

private:
charbaseName[10];
public:
base( )

strcpy(baseName,"Base");

virtual char*myName( )
return baseName;

char *className( )

return baseName;

;
class Derived: public base

private:
char derivedName[10];
public:
Derived( )

strcpy(derivedName,"Derived");

char *myName( )

return derivedName;

char *className( )

return derivedName;

;
void showPtr(base &p)

cout<<p.myName0<<" "<<p.className( );

int main( )

base bb;
Derived dd;
showPtr(dD) ;
retum 0;

动行后的输出结果为
A. Derived Base
B. Base Base
C. Derived Derived
D. Base Derived

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