南昌大学C++高级语言程序设计实验报告.pdf

实验报告

实验课程：学生姓名：学号：专业班级：

2016年9月1日
目录

实验一.C++的开发环境和简单程序的调试................................................2

实验二.函数的应用和类的基本构造......................................................5

实验三.数组、指针、字符串...........................................................8

实验四.继承与派生..................................................................10

实验五.多态与模板..................................................................15

实验六.异常处理....................................................................21

实验七.输入输出....................................................................25

实验八.文件........................................................................28
2016-9-9

.C++

1C++
2C++

C++

PC
DOSWindowsC++
()
1.
2.sroot()sroot()
sqrt()
3.C++1125

1.
#include<iostream.h>
int&f(int&i)
{i+=10;
returni;

}
voidmain()
{intk=0;
int&m=f(k);
cout<<k<<endl;
m=20;cout<<k<<endl;

}

2.sroot()sroot()
sqrt()#include
<iostream>
#include<math.h>
usingnamespacestd;
intsroot(inti)
{return(int)sqrt(i);}
floatsroot(floatf)
{return(float)sqrt(f);}
doublesroot(doubled)
{return(double)sqrt(d);}
intmain()
{inti;
floatf;
doubled;
cout<<"i=";
cin>>i;
cout<<"f=";
cin>>f;
cout<<"d=";
cin>>d;
cout<<"i="<<sroot(i)<<endl;

cout<<"f="<<sroot(f)<<endl;

cout<<"d="<<sroot(d)<<endl;

}

3.C++1125

#include<iostream>
usingnamespacestd;
intmain()

{inti,j,k;
intsum=0;for(i=0;i<=100;i++)for(j=0;j<=50;j++)for(k=0;k<=20;k++)
{
if(i*1+2*j+5*k==100)

{
cout<<":"<<i<<":"<<j<<":"<<k<<endl;sum++;
}}
cout<<""<<sum<<endl;

}

C++
2016-9-9

1C++C++

2
C++
PCDOSWindowsC++
（）
1.
#include<iostream.h>classexample
{public:
example(intn)
{i=n;cout<<"\n";}
~example()
{cout<<"\n";}intget_i()
{returni;}
private:
inti;
};
intsqr_it(exampleo)
{cout<<"sqr_it\n";returno.get_i()*o.get_i();

}
voidmain()
{examplex(10);
cout<<x.get_i()<<endl;cout<<sqr_it(x)<<endl;
cout<<"sqr_it\n";

}
2.cylindercylinderdouble
cylinderdoublecylinder
vol()cylinder

1.
#include<iostream.h>
classexample
{public:
example(intn)

{i=n;