<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[i_3ummer的专栏]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/i_3ummer</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; i_3ummer]]></copyright><item><title><![CDATA[7-6]]></title><link>https://blog.youkuaiyun.com/i_3ummer/article/details/46523335</link><guid>https://blog.youkuaiyun.com/i_3ummer/article/details/46523335</guid><author>i_3ummer</author><pubDate>Tue, 16 Jun 2015 20:54:52 +0800</pubDate><description><![CDATA[#include 
#include 
using namespace std;
//struct staff
struct student
{
 int num;
 char name[10];
 //int age;
 //double pay;
 double score;
};
int main()
{
	student stud[3]={1001,"z",78]]></description><category></category></item><item><title><![CDATA[7-5]]></title><link>https://blog.youkuaiyun.com/i_3ummer/article/details/46523199</link><guid>https://blog.youkuaiyun.com/i_3ummer/article/details/46523199</guid><author>i_3ummer</author><pubDate>Tue, 16 Jun 2015 20:43:26 +0800</pubDate><description><![CDATA[#include 
#include 
using namespace std;
struct staff
{
 int num;
 char name[10];
 int age;
 double pay;
};
int main()
{
	staff s[7]={1,"z",18,10000,3,"x",18,20000,2,"f",26,20000,4,"m",26,]]></description><category></category></item><item><title><![CDATA[7-4]]></title><link>https://blog.youkuaiyun.com/i_3ummer/article/details/46523011</link><guid>https://blog.youkuaiyun.com/i_3ummer/article/details/46523011</guid><author>i_3ummer</author><pubDate>Tue, 16 Jun 2015 20:26:19 +0800</pubDate><description><![CDATA[#include 
#include 
using namespace std;
void fun1()
{
 int a[10];
 ofstream outfile1("f1.data",ios::out),outfile2("f2.data",ios::out);
 if(!outfile1)
 {
  cerr<<"open error!"<<endl;
  exit(]]></description><category></category></item><item><title><![CDATA[7-3]]></title><link>https://blog.youkuaiyun.com/i_3ummer/article/details/46522937</link><guid>https://blog.youkuaiyun.com/i_3ummer/article/details/46522937</guid><author>i_3ummer</author><pubDate>Tue, 16 Jun 2015 20:23:14 +0800</pubDate><description><![CDATA[#include 
#include 
using namespace std;
int main()
{
 for(int i=1;i<8;i++)
	 cout<<setw(20-i)<<setfill(' ')<<" "<<setw(2*i-1)<<setfill('B')<<"B"<<endl;  //设置填充字符
 return 0;
}]]></description><category></category></item><item><title><![CDATA[7-2]]></title><link>https://blog.youkuaiyun.com/i_3ummer/article/details/46522927</link><guid>https://blog.youkuaiyun.com/i_3ummer/article/details/46522927</guid><author>i_3ummer</author><pubDate>Tue, 16 Jun 2015 20:18:20 +0800</pubDate><description><![CDATA[#include 
using namespace std;
int main()
{
 float a[5];
 int i;
 cout<<"input number:";
 for(i=0;i<5;i++)
	 cin>>a[i];
 cout.setf(ios::fixed);
 cout.precision(3);
 for(i=0;i<5;i++)
 {
  ]]></description><category></category></item><item><title><![CDATA[7-1]]></title><link>https://blog.youkuaiyun.com/i_3ummer/article/details/46522839</link><guid>https://blog.youkuaiyun.com/i_3ummer/article/details/46522839</guid><author>i_3ummer</author><pubDate>Tue, 16 Jun 2015 20:11:50 +0800</pubDate><description><![CDATA[#include 
#include 
using namespace std;
void area(float a,float b,float c)
{
 double s,area;
 if(a+b<=c)
	 cerr<<"a+b<=c,error!"<<endl;
 else if(b+c<=a)
	 cerr<<"b+c<=a,error!"<<endl;
 else]]></description><category></category></item><item><title><![CDATA[6-5]]></title><link>https://blog.youkuaiyun.com/i_3ummer/article/details/46522527</link><guid>https://blog.youkuaiyun.com/i_3ummer/article/details/46522527</guid><author>i_3ummer</author><pubDate>Tue, 16 Jun 2015 19:47:49 +0800</pubDate><description><![CDATA[#include 
class Shape{
public:
	virtual double area()const =0;
};
class Circle:public Shape
{
public:
	Circle(double r):radius(r){}
	virtual double area() const
	{
	 return 3.1415*radius*ra]]></description><category></category></item><item><title><![CDATA[6-4]]></title><link>https://blog.youkuaiyun.com/i_3ummer/article/details/46522463</link><guid>https://blog.youkuaiyun.com/i_3ummer/article/details/46522463</guid><author>i_3ummer</author><pubDate>Tue, 16 Jun 2015 19:41:59 +0800</pubDate><description><![CDATA[#include 
class Shape{
public:
	virtual double area()const =0;
};
class Circle:public Shape
{
public:
	Circle(double r):radius(r){}
	virtual double area() const
	{
	 return 3.1415*radius*ra]]></description><category></category></item><item><title><![CDATA[6-3（3）]]></title><link>https://blog.youkuaiyun.com/i_3ummer/article/details/46522359</link><guid>https://blog.youkuaiyun.com/i_3ummer/article/details/46522359</guid><author>i_3ummer</author><pubDate>Tue, 16 Jun 2015 19:34:05 +0800</pubDate><description><![CDATA[#include 
using namespace std;
class Point
{
 public:
	 Point(float a,float b):x(a),y(b){}
	 virtual ~Point(){cout<<"executing Point destructor"<<endl;}
 private:
	 float x;
	 float y;
};
c]]></description><category></category></item><item><title><![CDATA[6-3（2）]]></title><link>https://blog.youkuaiyun.com/i_3ummer/article/details/46522249</link><guid>https://blog.youkuaiyun.com/i_3ummer/article/details/46522249</guid><author>i_3ummer</author><pubDate>Tue, 16 Jun 2015 19:29:09 +0800</pubDate><description><![CDATA[#include 
using namespace std;
class Point
{
 public:
	 Point(float a,float b):x(a),y(b){}
	 ~Point(){cout<<"executing Point destructor"<<endl;}
 private:
	 float x;
	 float y;
};
class Cir]]></description><category></category></item><item><title><![CDATA[6-3（1）]]></title><link>https://blog.youkuaiyun.com/i_3ummer/article/details/46522179</link><guid>https://blog.youkuaiyun.com/i_3ummer/article/details/46522179</guid><author>i_3ummer</author><pubDate>Tue, 16 Jun 2015 19:20:03 +0800</pubDate><description><![CDATA[#include 
using namespace std;
class Point
{
 public:
	 Point(float a,float b):x(a),y(b){}
	 ~Point(){cout<<"executing Point destructor"<<endl;}
 private:
	 float x;
	 float y;
};
class Cir]]></description><category></category></item><item><title><![CDATA[6-1]]></title><link>https://blog.youkuaiyun.com/i_3ummer/article/details/46522081</link><guid>https://blog.youkuaiyun.com/i_3ummer/article/details/46522081</guid><author>i_3ummer</author><pubDate>Tue, 16 Jun 2015 19:11:58 +0800</pubDate><description><![CDATA[#include 
class Point
{public:
	Point(float x=0,float y=0);
	void setPoint(float,float);
	float getX() const
	{return x;}
	float getY() const
	{return y;}
	friend ostream & operator<<(ostream]]></description><category></category></item><item><title><![CDATA[5-10]]></title><link>https://blog.youkuaiyun.com/i_3ummer/article/details/45952285</link><guid>https://blog.youkuaiyun.com/i_3ummer/article/details/45952285</guid><author>i_3ummer</author><pubDate>Sun, 24 May 2015 15:27:20 +0800</pubDate><description><![CDATA[#include 
#include 
using namespace std;
class Teacher{
public:
	Teacher(int,string,char);
	void display();
private:
	int num;
	string name;
	char sex;
};
Teacher::Teacher(int n,string nam]]></description><category></category></item><item><title><![CDATA[5-9]]></title><link>https://blog.youkuaiyun.com/i_3ummer/article/details/45952223</link><guid>https://blog.youkuaiyun.com/i_3ummer/article/details/45952223</guid><author>i_3ummer</author><pubDate>Sun, 24 May 2015 15:18:33 +0800</pubDate><description><![CDATA[#include 
#include 
using namespace std;
class Teacher{
public:
	Teacher(string nam,int a,char s,string ti,string ad,string t);
	void display();
protected:
	string name;
	int age;
	char sex;]]></description><category></category></item><item><title><![CDATA[5-8]]></title><link>https://blog.youkuaiyun.com/i_3ummer/article/details/45952055</link><guid>https://blog.youkuaiyun.com/i_3ummer/article/details/45952055</guid><author>i_3ummer</author><pubDate>Sun, 24 May 2015 15:04:55 +0800</pubDate><description><![CDATA[#include 
using namespace std;
class A
{
public:
	A(){cout<<"constructing A "<<endl;}
	~A(){cout<<"destructing A "<<endl;}
};
class B:public A
{
public:
	B(){cout<<"constructing B "<<endl;}]]></description><category></category></item><item><title><![CDATA[5-7]]></title><link>https://blog.youkuaiyun.com/i_3ummer/article/details/45951915</link><guid>https://blog.youkuaiyun.com/i_3ummer/article/details/45951915</guid><author>i_3ummer</author><pubDate>Sun, 24 May 2015 14:47:07 +0800</pubDate><description><![CDATA[#include 
using namespace std;
class A
{
public:
	A(){a=0;b=0;}
	A(int i){a=i;b=0;}
	A(int i,int j){a=i;b=j;}
	void display()
	{cout<<"a="<<a<<endl;
	cout<<"b="<<b<<endl;}
private:
	int a;]]></description><category></category></item><item><title><![CDATA[5-6]]></title><link>https://blog.youkuaiyun.com/i_3ummer/article/details/45951881</link><guid>https://blog.youkuaiyun.com/i_3ummer/article/details/45951881</guid><author>i_3ummer</author><pubDate>Sun, 24 May 2015 14:44:42 +0800</pubDate><description><![CDATA[#include 
using namespace std;
class A
{
public:
	void f1();
protected:
	void f2();
private:
	int i;
};
class B:public A
{
public:
	void f3();
	int k;
private:
	int m;
};
class C:pr]]></description><category></category></item><item><title><![CDATA[5-5]]></title><link>https://blog.youkuaiyun.com/i_3ummer/article/details/45951867</link><guid>https://blog.youkuaiyun.com/i_3ummer/article/details/45951867</guid><author>i_3ummer</author><pubDate>Sun, 24 May 2015 14:43:35 +0800</pubDate><description><![CDATA[#include 
using namespace std;
class A
{
public:
	void f1();
	int i;
protected:
	void f2();
	int j;
private:
	int k;
};
class B:public A
{
public:
	void f3();
protected:
	int m;
pri]]></description><category></category></item><item><title><![CDATA[5-4]]></title><link>https://blog.youkuaiyun.com/i_3ummer/article/details/45951771</link><guid>https://blog.youkuaiyun.com/i_3ummer/article/details/45951771</guid><author>i_3ummer</author><pubDate>Sun, 24 May 2015 14:29:42 +0800</pubDate><description><![CDATA[#include 
using namespace std;
class Student{
public:
   void get_value()
   {cin>>num>>name>>sex;}
   void display()
   {
    cout<<"num:"<<num<<endl;
	cout<<"name:"<<name<<endl;
	cout<<"se]]></description><category></category></item><item><title><![CDATA[5-3]]></title><link>https://blog.youkuaiyun.com/i_3ummer/article/details/45951663</link><guid>https://blog.youkuaiyun.com/i_3ummer/article/details/45951663</guid><author>i_3ummer</author><pubDate>Sun, 24 May 2015 14:19:22 +0800</pubDate><description><![CDATA[#include 
using namespace std;
class Student{
public:
   void get_value()
   {cin>>num>>name>>sex;}
   void display()
   {
    cout<<"num:"<<num<<endl;
	cout<<"name:"<<name<<endl;
	cout<<"se]]></description><category></category></item></channel></rss>