C + + Package list implementation--Student Information management Analysis system

class.h  header file #include <string> #include  <iostream> #include  <iomanip>             //implements SETW () wide-byte output using namespace  std;class studate{public:struct student{string name;//name string sex;//sex int id; float eng,math,chinese,c,sum;struct student *next;};}; class stulist :p ublic studate{private:int num;//number struct student *head;public: Stulist (); Void _creat (); Void _print (); Void _sort ();}; Stulist::stulist () {this->head=null;this->num=0;} Void stulist::_creat () {char res =  ' Y ';struct student *p1,*p2;p1=p2=new  Struct student;while (res== ' Y '  | |  res ==  ' Y ') {if (this->head == null) {this->head=p1;p1->id=0;} ELSE{P2-&GT;NEXT=P1;} cout<< "Name:";cin>>p1->name;cout<< "Sex:";cin>>p1->sex;cout<< "Chinese:"; cin >>p 1->chinese;cout<< "Math:";cin>>p1->math;cout<< "中文版:"; cin>>p1->eng;cout << "C language:"; cin>>p1->c;p1->id=this->num+1;p1->sum=p1->chinese+p1->math+p1->eng+ p1->c;this->num++;p 2=p1;p1=new struct student;cout<< "\ nthe continuation of input (y/n):"; Cin>>res;if ( res == ' N ' | |  res ==  ' n ') break;} P2->next=null;} Void stulist::_print () {struct student *temp;temp=this->head;cout<< "id" &LT;&LT;SETW (5) << "Name" &LT;&LT;SETW (5) << "Sex" <<setw << "Chinese" <<setw (5) << "Math" < &LT;SETW (8) << "中文版" &LT;&LT;SETW (5) << "C" &LT;&LT;SETW (5) << "Sum" <<endl;for (int i= 0;i<this->num;i++) {COUT&LT;&LT;TEMP-&GT;ID&LT;&LT;SETW (5) &LT;&LT;TEMP-&GT;NAME&LT;&LT;SETW (5) << TEMP-&GT;SEX&LT;&LT;SETW (5) &LT;&LT;TEMP-&GT;CHINESE&LT;&LT;SETW (5) &LT;&LT;TEMP-&GT;MATH&LT;&LT;SETW (5) << TEMP-&GT;ENG&LT;&LT;SETW (5) &LT;&LT;TEMP-&GT;C&LT;&LT;SETW (5) &LT;<temp->sum<<endl;temp=temp->next;} cout<<endl;cout<< "Total number of------------------------------------------------------------:" <<this- >num;cout<<endl;} Void stulist::_sort () {struct student *first;/* The header pointer of an orderly chain after arranging */struct student *tail;/* The end-of-order pointer */struct student *p_max;struct student *max;struct student *p;p=this-the ordered chain after arranging >head;if (this->head!=null) {first=null;while  (head != null) {for  (p=this->head,max= This->head; p->next!=null; p=p->next) {if  (p->next->sum > max-> SUM)//sorted by total score {p_max=p;max=p->next;}} if (first==null) {First=max;tail=max;} Else{tail->next=max;tail=max;} if (max==this->head) {this->head=this->head->next;} Else{p_max->next=max->next;}} if (first!=null) {tail->next=null;} cout<< "id" &LT;&LT;SETW (5) << "Name" &LT;&LT;SETW (5) << "Sex" &LT;&LT;SETW (Ten) << "Chinese" < &LT;SETW (5) << "Math" << SETW (8) << "中文版" &LT;&LT;SETW (5) << "C" &LT;&LT;SETW (5) << "Sum" <<endl;for (int i=0;i <this->num;i++) {COUT&LT;&LT;FIRST-&GT;ID&LT;&LT;SETW (5) &LT;&LT;FIRST-&GT;NAME&LT;&LT;SETW (5) << FIRST-&GT;SEX&LT;&LT;SETW (5) &LT;&LT;FIRST-&GT;CHINESE&LT;&LT;SETW (5) &LT;&LT;FIRST-&GT;MATH&LT;&LT;SETW (5) < &LT;FIRST-&GT;ENG&LT;&LT;SETW (5) &LT;&LT;FIRST-&GT;C&LT;&LT;SETW (5) <<first->sum<<endl;first= First->next;}}} stu.cpp     call class. h#include  "Class.h" Int main () {stulist a; A._creat (); A._print (); A._sort (); return 0;}

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C + + Package list implementation--Student Information management Analysis system