度娘不要抽我楼！

编程题
1.
#include<iostream>
using namespace std;
class tell
{
private:
int positive;
int negative;
public:
tell()
{
positive=0;
negative=0;
};
voidtellnum(int k);
voiddisplay();
};
void tell::tellnum(int k)
{
if(k>0) positive++;
if(k<0) negative++;
return;
}
void tell::display()
{
cout<<"positive:"<<positive<<endl;
cout<<"negative:"<<negative<<endl;
}
int main()
{
intn;
inti;
inttemp;
telltest;
cin>>n;
for(i=1;i<=n;i++)
{
cin>>temp;
test.tellnum(temp);
}
test.display();
return;
}
2．
#include<iostream>
using namespace std;
class test
{
private:
int colorcast;
int fridge;
int washer;
int total;
public:
void count();
void init(int a,int b,int c);
void out();
};
void test::count()
{
total=4200*colorcast+2800*fridge+1500*washer;
return;
}
void test::init(int a,int b,int c)
{
colorcast=a;
fridge=b;
washer=c;
return;
}
void test::out()
{
cout<<total;
return;
}
int main()
{
intaa,bb,cc;
testtarget;
cin>>aa>>bb>>cc;
target.init(aa,bb,cc);
target.count();
target.out();
return0;
}
3．
#include<iostream>
#include<cstring>
using namespace std;
class car
{
private:
char type[20];
char color[20];
int door;
int seat;
double dis;
public:
void chge_parameters(int k);
void disp_parameters();
car()
{
strcpy(type,"无型号");
strcpy(color,"无颜色");
door=0;
seat=0;
dis=0;
};
};
void car::chge_parameters(int k)
{
if(k==1)
cin>>type;else
if(k==2)
cin>>color;else
if(k==3)
cin>>door;else
if(k==4)
cin>>seat;else
if(k==5)
cin>>dis;else
cout<<"whatdo you wanna do?"<<endl;
return;
}
void car::disp_parameters()
{
cout<<"车的型号:"<<type<<endl;
cout<<"车的颜色:"<<color<<endl;
cout<<door<<"门"<<seat<<"座"<<" 轴距为: "<<dis<<endl;
return;
}
int main()
{
carthinkwee;
thinkwee.disp_parameters();
inti;
for(i=1;i<=5;i++)
thinkwee.chge_parameters(i);
thinkwee.disp_parameters();
return0;
}
4.
#include<iostream>
using namespace std;
class stu
{
private:
charname[20];
intnum;
charsex[5];
public:
intage;
voidinit()
{
cin>>num>>name>>sex>>age;
return;
};
voidout()
{
cout<<num<<''<<name<<' '<<sex<<' '<<age<<endl;
return;
};
};
int main()
{
stua[5],t;
inti,j;
for(i=0;i<5;i++)
a[i].init();
for (i=0;i<5;i++)
for (j=i;j<5;j++)
if (a[i].age<a[j].age)
{
t=a[i];
a[i]=a[j];
a[j]=t;
}
for (i=0;i<5;i++)
a[i].out();
return 0;
}
5.
#include<iostream>
using namespace std;
class atm
{
private:
int money;
public:
voidsave(int k);
voidwithdraw(int k);
voidcheck();
atm()
{
money=0;
};
};
void atm::save(int k)
{
money+=k;
return;
}
void atm::withdraw(int k)
{
money-=k;
return;
}
void atm::check()
{
cout<<"余额为:"<<money<<"元"<<endl;
return;
}
int main()
{
atmyours;
cout<<"输入1 存款\n输入2 取款\n输入3 查询余额\n输入0 退出"<<endl;
intorder,t;
cin>>order;
while (order!=0)
{
if(order==1)
{
cout<<"输入金额"<<endl;
cin>>t;
yours.save(t);
}
if(order==2)
{
cout<<"输入金额"<<endl;
cin>>t;
yours.withdraw(t);
}
if(order==3)
{
yours.check();
}
cin>>order;
};
return0;
}

1.
#include<iostream>
using namespace std;
class tell
{
private:
int positive;
int negative;
public:
tell()
{
positive=0;
negative=0;
};
voidtellnum(int k);
voiddisplay();
};
void tell::tellnum(int k)
{
if(k>0) positive++;
if(k<0) negative++;
return;
}
void tell::display()
{
cout<<"positive:"<<positive<<endl;
cout<<"negative:"<<negative<<endl;
}
int main()
{
intn;
inti;
inttemp;
telltest;
cin>>n;
for(i=1;i<=n;i++)
{
cin>>temp;
test.tellnum(temp);
}
test.display();
return;
}
2．
#include<iostream>
using namespace std;
class test
{
private:
int colorcast;
int fridge;
int washer;
int total;
public:
void count();
void init(int a,int b,int c);
void out();
};
void test::count()
{
total=4200*colorcast+2800*fridge+1500*washer;
return;
}
void test::init(int a,int b,int c)
{
colorcast=a;
fridge=b;
washer=c;
return;
}
void test::out()
{
cout<<total;
return;
}
int main()
{
intaa,bb,cc;
testtarget;
cin>>aa>>bb>>cc;
target.init(aa,bb,cc);
target.count();
target.out();
return0;
}

3．
#include<iostream>
#include<cstring>
using namespace std;
class car
{
private:
char type[20];
char color[20];
int door;
int seat;
double dis;
public:
void chge_parameters(int k);
void disp_parameters();
car()
{
strcpy(type,"无型号");
strcpy(color,"无颜色");
door=0;
seat=0;
dis=0;
};
};
void car::chge_parameters(int k)
{
if(k==1)
cin>>type;else
if(k==2)
cin>>color;else
if(k==3)
cin>>door;else
if(k==4)
cin>>seat;else
if(k==5)
cin>>dis;else
cout<<"whatdo you wanna do?"<<endl;
return;
}
void car::disp_parameters()
{
cout<<"车的型号:"<<type<<endl;
cout<<"车的颜色:"<<color<<endl;
cout<<door<<"门"<<seat<<"座"<<" 轴距为: "<<dis<<endl;
return;
}
int main()
{
carthinkwee;
thinkwee.disp_parameters();
inti;
for(i=1;i<=5;i++)
thinkwee.chge_parameters(i);
thinkwee.disp_parameters();
return0;
}
4.
#include<iostream>
using namespace std;
class stu
{
private:
charname[20];
intnum;
charsex[5];
public:
intage;
voidinit()
{
cin>>num>>name>>sex>>age;
return;
};
voidout()
{
cout<<num<<''<<name<<' '<<sex<<' '<<age<<endl;
return;
};
};
int main()
{
stua[5],t;
inti,j;
for(i=0;i<5;i++)
a[i].init();
for (i=0;i<5;i++)
for (j=i;j<5;j++)
if (a[i].age<a[j].age)
{
t=a[i];
a[i]=a[j];
a[j]=t;
}
for (i=0;i<5;i++)
a[i].out();
return 0;
}
5.
#include<iostream>
using namespace std;
class atm
{
private:
int money;
public:
voidsave(int k);
voidwithdraw(int k);
voidcheck();
atm()
{
money=0;
};
};
void atm::save(int k)
{
money+=k;
return;
}
void atm::withdraw(int k)
{
money-=k;
return;
}
void atm::check()
{
cout<<"余额为:"<<money<<"元"<<endl;
return;
}
int main()
{
atmyours;
cout<<"输入1 存款\n输入2 取款\n输入3 查询余额\n输入0 退出"<<endl;
intorder,t;
cin>>order;
while (order!=0)
{
if(order==1)
{
cout<<"输入金额"<<endl;
cin>>t;
yours.save(t);
}
if(order==2)
{
cout<<"输入金额"<<endl;
cin>>t;
yours.withdraw(t);
}
if(order==3)
{
yours.check();
}
cin>>order;
};
return0;
}