面向对象程序设计作业 6.1～6.4

面向对象程序设计作业 6.1～6.4

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面对对象基础题三道、继承多态一道。

#include <iostream>
#include <string>
#include <iomanip>
using namespace std;
class myDate{
private:
    int year,month,day;
public:
    myDate(int y,int m,int d) {
        year=y;
        month=m;
        day=d;
    }
    void display() {
        cout << setfill('0') << setw(4) << year << "/" ;
        cout << setfill('0') << setw(2) << month << "/" ;
        cout << setfill('0') << setw(2) << day << " ";
    }
};
class myTime{
private:
    int hour,minute;
public:
    myTime(int h,int mi) {
        hour=h;
        minute=mi;
    }
    void display() {
        cout << setfill('0') << setw(2) << hour << ":";
        cout << setfill('0') << setw(2) << minute ;
    }
};
int main() {
    int y,m,d,h,mi,flag=1;
    while (cin >> y >> m >> d >> h >> mi, y!=0 || m!=0 || d!=0 || h!=0 || mi!=0) {
        if (flag==0)  cout << endl;
        myDate md(y,m,d);
        myTime mt(h,mi);
        md.display();
        mt.display();
        flag=0;
    }
}

#include <iostream>
#include <string>
#include <cstring>
#include <iomanip>
#include <sstream>
using namespace std;
class shares {
private:
    int num[9],ssize,left[9],right[9],sum[9];
public:
    shares() {
        ssize=0;
        for (int i=0; i<9; i++) {
            num[i]=0;
            left[i]=0;
            right[i]=0;
            sum[i]=0;
        }
    }
    void input(int item) {
        num[ssize++]=item;
    }
    void counts() {
        int i;
        sum[0]=num[0];
        for (i=1; i<7; i++) {
            if (sum[i-1]>0) {
                sum[i]=sum[i-1]+num[i];
                right[i]=i;
                left[i]=left[i-1];
            }else {
                sum[i]=num[i];
                left[i]=i;
                right[i]=i;
            }
        }
    }
    void display() {
        int nmax=0,num=0;
        for (int i=0; i<ssize; i++) {
            if (sum[i]>nmax) {
                nmax=sum[i];
                num=i;
            }
        }
        if (nmax<=0) cout << "won't buy!";
        else cout << sum[num] << " " << left[num]+1 << " " << right[num]+1 ;
    }
};

int main () {
    int num[9],flag=0;
    while (cin >> num[0] >> num[1] >> num[2] >> num[3] >> num[4] >> num[5] >> num[6],
           num[0]!=0 ||  num[1]!=0 ||  num[2]!=0 ||  num[3]!=0 ||  num[4]!=0 ||  num[5]!=0 || num[6]!=0) {
        if (flag==1) cout << endl;
        shares s;
        for (int i=0; i<7; i++) {
            s.input(num[i]);
        }
        s.counts();
        s.display();
        flag=1;
    }
    return 0;
}

#include <iostream>
#include <string>
#include <cstring>
#include <iomanip>
#include <sstream>
using namespace std;
class Group {
protected:
    string name;
    int win,lose;
public:
    Group(string s) {
        name=s;
    }
    void addnum(int w,int l) {
        win += w;
        lose += l;
    }
    virtual void display(){
        cout << name;
    }
    ~Group() {}
};
class GroupA:public Group {
public:
    GroupA(string s):Group(s) {
        win=0;
        lose=0;
    }
    virtual void display() {
        cout << name << " A " << 2*win-lose ;
    }
    ~GroupA() {};
};
class GroupB:public Group {
public:
    GroupB(string s):Group(s) {
        win=0;
        lose=0;
    }
    virtual void display() {
        cout << name << " B " << win-lose ;
    }
    ~GroupB () {}
};
int toInt(string num) {
    stringstream s;
    int number=0;
    s << num;
    s >> number;
    return number;
}
int main() {
    string s;
    int i,j=0,flag=0;
    Group *gp[20];
    while (getline(cin,s),s[0]!='0') {
        if (flag==1) cout << endl;
        flag=1;
        string win="",lose="",name="";
        for (i=2; s[i]!=' '; i++) {
            name+=s[i];
        }
        if (s[0]=='A') {
            gp[j]=new GroupA(name);
            for (i=i+1; s[i]!=' '; i++) {
                win+=s[i];
            }
            for (i=i+1; s[i]!=''; i++) {
                lose+=s[i];
            }
            gp[j]->addnum(toInt(win),toInt(lose));
            gp[j]->display();
        }else if (s[0]=='B') {
            gp[j]=new GroupB(name);
            while (s[i]!='') {
                win="",lose="";
                for (i=i+1; s[i]!=':'; i++) {
                    win+=s[i];
                }
                for (i=i+1; s[i]!=' '&&s[i]!=''; i++) {
                    lose+=s[i];
                }
                gp[j]->addnum(toInt(win),toInt(lose));
            }
            gp[j]->display();
        }
        j++;
    }
    return 0;
}

#include <iostream>
#include <string>
#include <cstring>
#include <iomanip>
#include <sstream>
using namespace std;
int num[12];
class SeqList {
private:
    int *data;
    int ssize;
public:
    SeqList(int n) {
        ssize=n;
    }
    void setnum(int num[12]) {
        data=new int[12];
        for (int i=0; i<ssize; i++) {
            *(data+i)=num[i];
        }
    }
    void insertnum(int num) {
        int i=0,j=0;
        for (i=0; i<ssize; i++) {
            if (*(data+i)>num) {
                break;
            }
        }
        ssize++;
        for (j=ssize-1; j>i; j--) {
            *(data+j)=*(data+j-1);
        }
        *(data+i)=num;
    }
    void print() {
        cout << "size=" << ssize << ":" ;
        for (int i=0; i<ssize; i++) {
            if (i!=0) cout << " " ;
            cout << *(data+i) ;
        }
    }
    ~SeqList() {}
};

void creat(SeqList *p) {
    p->setnum(num);
}
void insert(SeqList *p,int item) {
    p->insertnum(item);
}
void print(SeqList *p) {
    p->print();
}
int main () {
    int Case,j,flag=1;
    cin >> Case;
    while (Case--) {
        if (flag==0) cout << endl;
        int n,number;
        cin >> n;
        for (j=0; j<n; j++) {
            cin >> num[j];
        }
        cin >> number;
        SeqList *p,sl(n);
        p=&sl;
        creat(p);
        insert(p,number);
        print(p);
        sl.~SeqList();
        flag=0;
    }
    return 0;
}