diff --git a/201816040319/Ex09_11/Ex09_11.cpp b/201816040319/Ex09_11/Ex09_11.cpp
new file mode 100644
index 00000000..c992e054
--- /dev/null
+++ b/201816040319/Ex09_11/Ex09_11.cpp
@@ -0,0 +1,31 @@
+#include <iostream>
+#include <stdexcept>
+
+#include "Rectangle.h"
+
+using namespace std;
+
+int main()
+{
+
+    Rectangle r;
+    double Length;
+    double Width;
+
+    cout <<"please enter Length"<<endl;
+    cin  >>Length;
+    cout <<"please enter width"<<endl;
+    cin  >>Width;
+
+    r.setRectangle(Length,Width);
+
+    cout <<"Check the data"<<Length<<"   "<<Width<<endl;
+
+    cout <<"The output value of perimeter:"<<r.perimenter()<<endl;
+    cout <<"The output value of area: "<<"    "<<r.area()<<endl;
+
+
+    return 0;
+
+
+}
diff --git a/201816040319/Ex09_11/Rectangle.cpp b/201816040319/Ex09_11/Rectangle.cpp
new file mode 100644
index 00000000..33b38297
--- /dev/null
+++ b/201816040319/Ex09_11/Rectangle.cpp
@@ -0,0 +1,33 @@
+#include <iostream>
+#include "Rectangle.h"
+#include <stdexcept>
+using namespace std;
+
+Rectangle::Rectangle()
+    :length(0.0),width(0.0)
+    {
+
+    }
+void Rectangle::setRectangle(double Length,double Width)
+{
+    if((Length<20.0&&Length>0.0)&&(Width>0.0&&Width<20.0))
+    {
+        length=Length;
+        width=Width;
+    }
+  /*  else
+       thow invalide_argument(
+        "length,OR width was out of range");
+
+*/}//end function rectangle
+
+double Rectangle::perimenter()
+{
+    return (2*length+2*width);
+}//end function perimenter;
+
+double Rectangle::area()
+{
+    return length*width;
+}
+//end function area;
diff --git a/201816040319/Ex09_11/Rectangle.h b/201816040319/Ex09_11/Rectangle.h
new file mode 100644
index 00000000..58c1da6f
--- /dev/null
+++ b/201816040319/Ex09_11/Rectangle.h
@@ -0,0 +1,11 @@
+class Rectangle
+{
+public:
+    Rectangle();
+    void   setRectangle(double,double);
+    double  perimenter();
+    double  area();
+private:
+    double length;//Define the length variable
+    double width; //Define the width variable
+};//The end of class
diff --git a/201816040319/Ex09_12/Ex09_12.cpp b/201816040319/Ex09_12/Ex09_12.cpp
new file mode 100644
index 00000000..7fc74f0e
--- /dev/null
+++ b/201816040319/Ex09_12/Ex09_12.cpp
@@ -0,0 +1,21 @@
+#include <iostream>
+#include"Rectangle.h"
+using namespace std;
+
+int main()
+{
+    Rectangle r(5.0,2.0);
+    int perimeter,area,width,length;
+    width = r.getwidth();
+    length = r.getlength();
+    perimeter=r.perimeter();
+    area = r.area();
+    cout<<"this width is :"<<width<<endl;
+    cout<<"this length is :"<<length<<endl;
+    cout<<"this perimeter is :"<<perimeter<<endl;
+    cout<<"this area is :"<<area<<endl;
+    r.setCharacter('*');
+    r.setPerimeterCharacter('#');
+    r.draw();
+    return 0;
+}
diff --git a/201816040319/Ex09_12/Rectangle.cpp b/201816040319/Ex09_12/Rectangle.cpp
new file mode 100644
index 00000000..0ae4a804
--- /dev/null
+++ b/201816040319/Ex09_12/Rectangle.cpp
@@ -0,0 +1,106 @@
+
+#include<iostream>
+#include"Rectangle.h"
+#include<string.h>
+#include<fstream>
+#include<iomanip>
+using namespace std;
+Rectangle::Rectangle(double length,double width)
+{
+    setlength(length);
+    setwidth(width);
+}
+double Rectangle::perimeter()
+{
+    int perimeter;
+    perimeter = 2*Length+2*Width;
+    return perimeter;
+}
+double Rectangle::area()
+{
+    int area;
+    area = Length*Width;
+    return area;
+}
+void Rectangle::setlength(double length)
+{
+    Length = length;
+}
+void Rectangle::setwidth(double width)
+{
+    Width = width;
+}
+void Rectangle::draw()
+{
+
+    double l=(25-Length)/2;
+    double w=(25-Width)/2;
+    int i,k;
+    for( i = 0;i<25;i++)
+    {
+        if(i==0||i==24)
+        {   for(int j =0; j <25;j++)
+                {
+                    cout<<outnumber<<" ";
+                }
+                cout<<endl;
+        }
+        
+        else if(i==w-1)
+        {
+
+            for(i=w-1;i<w+Width-1;i++)
+            {
+                cout<<outnumber<<setw((l)*2);
+                if(i==w-1||i==w+Width-2)
+                {
+                    for(k=0;k<Length;k++)
+                    {
+                        if(k==Length-1)
+                            cout<<innumber;
+                        else
+                            cout<<innumber<<" ";
+                    }
+
+                }
+                else
+                {
+                    cout<<innumber<<setw((Length-1)*2)<<innumber;
+
+                }
+                cout<<setw((l)*2)<<outnumber<<endl;
+            }
+
+
+        }
+        else
+        {
+
+            cout<<outnumber<<setw(48)<<outnumber<<endl;
+        }
+    }
+
+
+}
+void Rectangle::setCharacter(char out)
+{
+
+    outnumber=out;
+}
+void Rectangle::setPerimeterCharacter(char in)
+{
+   innumber=in;
+}
+
+double Rectangle::getlength()
+{
+    return Length;
+}
+double Rectangle::getwidth()
+{
+    return Width;
+}
+
+
+
+
diff --git a/201816040319/Ex09_12/Rectangle.h b/201816040319/Ex09_12/Rectangle.h
new file mode 100644
index 00000000..b5400fd8
--- /dev/null
+++ b/201816040319/Ex09_12/Rectangle.h
@@ -0,0 +1,29 @@
+#include<iostream>
+#include<string>
+
+
+class Rectangle
+{
+
+public:
+    Rectangle(double ,double );
+    double perimeter();
+    double area();
+    void setlength(double );
+    void setwidth(double  );
+    void draw();
+    void setCharacter(char out);
+    void setPerimeterCharacter(char in);
+    double getlength();
+    double getwidth();
+private:
+    double Length;
+    double Width;
+    char outnumber;
+    char innumber;
+
+};
+
+
+
+
diff --git a/201816040319/Ex09_22/Ex09_22.cpp b/201816040319/Ex09_22/Ex09_22.cpp
new file mode 100644
index 00000000..03599fba
--- /dev/null
+++ b/201816040319/Ex09_22/Ex09_22.cpp
@@ -0,0 +1,29 @@
+#include <iostream>
+#include"Time.h"
+using namespace std;
+
+int main()
+{
+    Time t1;
+    t1.setTime(10,49,59);
+    t1.printStandard();
+    cout<<endl;
+    t1.printUniversal();
+    cout<<endl;
+    t1.timetick();
+    t1.printStandard();
+    cout<<endl;
+    t1.printUniversal();
+    cout<<endl;
+    cout<<"timechange:";
+    t1.timechange();
+    t1.printTime();
+    cout<<"Standardtime:";
+    t1.timein(28923);
+    t1.printStandard();
+    cout<<endl;
+    cout<<"Universal:";
+    t1.printUniversal();
+    cout<<endl;
+    return 0;
+}
diff --git a/201816040319/Ex09_22/Time.cpp b/201816040319/Ex09_22/Time.cpp
new file mode 100644
index 00000000..e5a5dcf7
--- /dev/null
+++ b/201816040319/Ex09_22/Time.cpp
@@ -0,0 +1,116 @@
+#include<iostream>
+#include<iomanip>
+#include<stdexcept>
+#include"Time.h"
+using namespace std;
+
+Time::Time(int hour,int minute,int second)
+{
+    setTime(hour,minute,second);
+}
+void Time::setTime(int h,int m,int s)
+{
+    setHour(h);
+    setMinute(m);
+    setSecond(s);
+}
+void Time::timechange()
+{
+    time(&data1);
+    localtime(&data2);
+}
+void Time::printTime()
+{
+    cout<<"The time is :"<<endl;
+    cout<<data1<<endl;
+    cout<<"The localtime is :"<<endl;
+    cout<<data2<<endl;
+
+}
+
+void Time::setHour(int h)
+{
+    if(h>=0&&h<24)
+    {
+        hour=h;
+    }
+    else
+        throw invalid_argument("minute must be in the range of  0-23");
+
+}
+void Time::setMinute(int m )
+{
+    if(m>=0&&m<60)
+    {
+        minute=m;
+    }
+    else
+        throw invalid_argument("minute must be in the range of 0-59");
+
+}
+void Time::setSecond(int s )
+{
+    if(s>=0&&s<60)
+    {
+        second=s;
+    }
+    else
+        throw invalid_argument("minute must be in the range of 0-59");
+
+}
+void Time::timetick()
+{
+    second++;
+    if(second==60)
+    {
+        minute++;
+        second=0;
+    }
+    if(minute==60)
+    {
+        hour++;
+        minute=0;
+    }
+    if(hour==24)
+    {
+        hour=0;
+    }
+}
+void Time::timein(int all)
+{
+    int h,m,s;
+    int a;
+    h=all/3600;
+    a=all%3600;
+    m=a/60;
+    a=a%60;
+    s=a;
+    setHour(h);
+    setMinute(m);
+    setSecond(s);
+}
+ int Time::getHour() const
+{
+    return hour;
+}
+ int Time::getMinute() const
+{
+    return minute;
+}
+int Time::getSecond() const
+{
+    return second;
+}
+void Time::printUniversal() const
+{
+    cout<<setfill('0')<<setw(2)<<getHour()<<":"
+      <<setw(2)<<getMinute()<<":"<<setw(2)<<getSecond();
+}
+void Time::printStandard() const
+{
+    cout<<((getHour()==0||getHour()==12)?12:getHour()%12)
+        <<":"<<setfill('0')<<setw(2)<<getMinute()
+        <<":"<<setw(2)<<getSecond()<<(hour<12?"AM":"PM");
+}
+
+
diff --git a/201816040319/Ex09_22/Time.h b/201816040319/Ex09_22/Time.h
new file mode 100644
index 00000000..c8ba07d4
--- /dev/null
+++ b/201816040319/Ex09_22/Time.h
@@ -0,0 +1,31 @@
+
+#include<time.h>
+class Time
+{
+public:
+    explicit Time(int=0 ,int=0 ,int=0);
+    void timechange();
+    void printTime();
+    void setTime(int ,int ,int );
+    void setHour(int );
+    void setMinute(int );
+    void setSecond(int );
+    void timetick();
+    void timein(int );
+     int getHour() const;
+     int getMinute() const;
+     int getSecond() const;
+
+    void printUniversal() const;
+    void printStandard() const;
+private:
+     int hour;
+     int minute;
+     int second;
+     int alltime;
+    time_t data1;
+    time_t data2;
+
+};
+
+
diff --git a/201816040319/Ex09_23/Card.cpp b/201816040319/Ex09_23/Card.cpp
new file mode 100644
index 00000000..491b9daf
--- /dev/null
+++ b/201816040319/Ex09_23/Card.cpp
@@ -0,0 +1,29 @@
+#include<iostream>
+#include"card.h"
+#include<string>
+
+Card::Card(int Face,int Suit)
+{
+    face = Face;
+    suit = Suit;
+}
+string Card::toString()
+{
+    return facedata[face]+" of "+suitdata[suit];
+}
+int Card::getface()
+{
+    return face;
+}
+int Card::getsuit()
+{
+    return suit;
+}
+
+const string Card::facedata[facenumber]=
+{"A","2","3","4","5","6","7","8","9","10","J","Q","K"};
+
+const string Card::suitdata[suitnumber]=
+{"heart","diamond","club","spade"};
+
+
diff --git a/201816040319/Ex09_23/Card.h b/201816040319/Ex09_23/Card.h
new file mode 100644
index 00000000..a83bc238
--- /dev/null
+++ b/201816040319/Ex09_23/Card.h
@@ -0,0 +1,24 @@
+#include<iostream>
+#include<string>
+using namespace std;
+
+class Card
+{
+public:
+    static const int facenumber = 13;
+    static const int suitnumber = 4;
+    Card(int ,int );
+    int getface();
+    int getsuit();
+    string toString();
+private:
+    int face;
+    int suit;
+    static const string facedata[facenumber];
+    static const string suitdata[suitnumber];
+
+
+};
+ 
+
+
diff --git a/201816040319/Ex09_23/DeckOfCards.h b/201816040319/Ex09_23/DeckOfCards.h
new file mode 100644
index 00000000..8a8f42e8
--- /dev/null
+++ b/201816040319/Ex09_23/DeckOfCards.h
@@ -0,0 +1,21 @@
+#include<iostream>
+#include<vector>
+#include"Card.h"
+
+using namespace std;
+
+class DeckOfCards
+{
+public:
+    DeckOfCards();
+    void shuffle();
+    Card dealcard(int );
+    void beforecard(int );
+    bool morecard();
+    void judge(int );
+private:
+    vector<Card> deck;
+    int currentCard;
+};
+
+
diff --git a/201816040319/Ex09_23/Ex09_23.cpp b/201816040319/Ex09_23/Ex09_23.cpp
new file mode 100644
index 00000000..09b6e288
--- /dev/null
+++ b/201816040319/Ex09_23/Ex09_23.cpp
@@ -0,0 +1,20 @@
+#include <iostream>
+#include"DeckOfCards.h"
+#include"card.h"
+
+using namespace std;
+
+int main()
+{
+    DeckOfCards card1;
+    card1.shuffle();
+    card1.beforecard(10);
+    cout<<endl;
+    cout<<"The next card is ";
+    card1.dealcard(10);
+    cout<<endl<<endl;
+    card1.beforecard(5);//打印出前5张牌
+    card1.judge(5);//判断前5张牌
+
+    return 0;
+}
diff --git a/201816040319/Ex09_23/deckofcards.cpp b/201816040319/Ex09_23/deckofcards.cpp
new file mode 100644
index 00000000..aae6a746
--- /dev/null
+++ b/201816040319/Ex09_23/deckofcards.cpp
@@ -0,0 +1,211 @@
+#include<iostream>
+#include<string>
+#include"DeckOfCards.h"
+#include"card.h"
+#include<vector>
+#include<cstdlib>
+#include<ctime>
+
+DeckOfCards::DeckOfCards()
+{
+
+    for (int j =0;j<52;j++)
+    {
+        Card card(j%13,j/13);
+        deck.push_back(card);
+    }
+
+}
+
+void DeckOfCards::shuffle()
+{
+    srand(time(0));
+    int swap1[52];
+    for (int j=0;j<52;j++)
+    {
+        swap1[j] = int (rand())%52;
+    }
+   
+    for (int i=0;i<52;i++)
+    {
+        Card change(0,0);
+        change = deck[i];
+        deck[i] = deck[swap1[i]];
+        deck[swap1[i]] = change
+    }
+}
+//返回下一张牌
+Card DeckOfCards::dealcard(int currentCard)
+{
+    cout<<deck[currentCard+1].toString()<<endl;
+}
+void DeckOfCards::beforecard( int num)
+{
+    if(num>52||num<0)
+    {
+        cout<<"Enter a correct number!";
+    }
+    else
+    {
+        for (int i = 0;i<num;i++)
+        {
+            cout<<deck[i].toString()<<endl;
+        }
+
+    }
+
+}
+
+bool DeckOfCards::morecard()
+{
+    if(currentCard==52)
+    {
+
+        return 1;
+    }
+    else
+    {
+
+        return 0;
+    }
+
+}
+void DeckOfCards::judge(int num)
+{
+    int onecard=0;//判断是否有一副对子
+    int twocard=0;//判断是否有两幅对子
+    int threecard=0;//判断是否有3张同面值的牌
+    int fourcard=0;//判断是否有4张同面值的牌
+    int fivesamecard=0;//判断是否有同花
+    int carcard=0;//判断是否有顺子
+    string facecard[num];
+    string suitcard[num];
+
+
+
+    for (int i =0;i<num;i++)
+    {
+        facecard[i]=deck[i].getface();
+        suitcard[i]=deck[i].getsuit();
+    }
+    for(int i=0;i<num-1;i++)
+        for(int j=i+1;j<num;j++)
+    {
+        if(facecard[i]==facecard[j])
+        {
+            onecard=1;
+        }
+    }
+    string p,n;
+    int p1=0,n1=0,flag=0;
+    for(int i=0;i<num-1;i++)
+    {
+
+        for(int j=i+1;j<num;j++)
+    {
+
+        if(facecard[i]==facecard[j]&&flag==0)
+            {
+                p=facecard[i];
+                p1=1;
+                flag=1;
+            }
+        else if(facecard[i]==facecard[j]&&facecard[i]!=p)
+        {
+            n1=1;
+        }
+    }
+
+    }
+    if(p1==1&&n1==1)
+    {
+        twocard=1;
+    }
+
+    int p3=0;
+    for(int i=0;i<num-1;i++)
+        for(int j=i+1;j<num;j++)
+        {
+            if(facecard[i]==facecard[j])
+            {
+                p3++;
+
+            }
+        }
+    if(p3==2)
+    {
+        threecard=1;
+
+    }
+
+    if((facecard[0]==facecard[1]&&facecard[0]==facecard[2]&&facecard[0]==facecard[3])||
+       (facecard[0]==facecard[1]&&facecard[0]==facecard[2]&&facecard[0]==facecard[4])||
+       (facecard[1]==facecard[2]&&facecard[1]==facecard[3]&&facecard[1]==facecard[4])||
+       (facecard[0]==facecard[1]&&facecard[0]==facecard[3]&&facecard[0]==facecard[4])||
+       (facecard[0]==facecard[2]&&facecard[0]==facecard[3]&&facecard[0]==facecard[4]))
+    {
+
+        fourcard=1;
+    }
+    if(suitcard[0]==suitcard[1]&&suitcard[0]==suitcard[2]&&suitcard[0]==suitcard[3]&&suitcard[0]==suitcard[4])
+    {
+        fivesamecard=1;
+    }
+    if((facecard[0]==(facecard[1]+'1')&&facecard[0]==(facecard[2]+'2')&&facecard[0]==(facecard[3]+'3')&&facecard[0]==(facecard[4]+'4'))||
+       (facecard[4]==(facecard[3]+'1')&&facecard[4]==(facecard[2]+'2')&&facecard[4]==(facecard[1]+'3')&&facecard[4]==(facecard[0]+'4')))
+    {
+        carcard=1;
+    }
+
+    if(onecard==1)
+    {
+        cout<<"there have two same card"<<endl;
+    }
+    else
+    {
+        cout<<"there have not two same card"<<endl;
+    }
+
+
+    if(twocard==1)
+    {
+        cout<<"there have double same card"<<endl;
+    }
+    {
+        cout<<"there have not double same card"<<endl;
+    }
+
+    if(threecard==1)
+    {
+        cout<<"there have three identical card"<<endl;
+    }
+    else
+    {
+        cout<<"there have not three identical card"<<endl;
+    }
+    if(fourcard==1)
+    {
+        cout<<"there have four identical card"<<endl;
+    }
+    else
+    {
+        cout<<"there have not four identical card"<<endl;
+    }
+    if(fivesamecard==1)
+    {
+        cout<<"there have five cards of the same suit"<<endl;
+    }
+    else
+    {
+        cout<<"there have not five cards of the same suit"<<endl;
+    }
+    if(carcard==1)
+    {
+        cout<<"there have 顺 card"<<endl;
+    }
+    else
+    {
+        cout<<"there have not 顺 card"<<endl;
+    }
+}
+