#include <iostream>#include <string>using namespace std;typedef struct Node{ int Id; char name; Node * next;};Node *header = NULL; void display(); void add_node_at_end();void delete_end_node();void delete_front_node();void add_node_at_front(); int count();int main(void){ const char menu[]="\n\t\t********** Link List operation **********\n" "\nPlease choose one of the following tasks : " "\n\t\t1- 1-Create a record of name of 7 student who did not pass data structure course in the previous semester.""\n\t\t2-Add record of 10 name of students who want to improve their grades. The record should be added at the end of the record. " "\n\t\t3-View all names""\n\t\t4- Delete two students who miss the 30% of the class. The record should be deleted from any position""\n\t\t5. Update the record after deleted""\n\t\t6-Exit System\n" ">>>> your choice : "; int choice,c; cout<<menu; cin>>choice; while (choice!=6) { switch (choice) { case 1: add_node_at_front(); break; case 2: add_node_at_end(); break; case 3: display(); break;case 4: void delete_specifice_node(); break;case 5: display(); break;default: cout<<"\n\t### Unacceptibale task abbreviation ###\n"; break; } cout<<menu; cin>>choice;}}void add_node_at_front(){Node *temp, *temp2;temp = new Node;cout << "Please enter student name and Id who did not pass data structure course in the previous semester: " << endl;for (int i=1; i<=7 ; i++){ cout << "name : " ; cin >> temp->name; cout << "ID : " ; cin >> temp->Id;}if (header == NULL){header = temp;temp->next=NULL;}else{temp2 = header; header=temp; temp->next=temp2; }}void add_node_at_end(){Node *temp, *temp2; temp = new Node; cout << "Please enter student name and Id who want to improve their grades ";for (int i=1; i<=10 ; i++){ cout << "name : " ; cin >> temp->name; cout << "ID : " ; cin >> temp->Id;} temp->next = NULL;if (header == NULL)header = temp; else{ for ( temp2=header;temp2->next!=NULL;temp2=temp2->next);temp2->next = temp; }} void display(){Node *temp;for ( temp=header;temp!=NULL;temp=temp->next){cout << "Name : " << temp->name << endl;cout << "Id : " << temp->Id << endl;cout << endl;}}void delete_specifice_node(){ char x; Node *temp1, *temp2;; cout<<"Enter the name that you want delete it: "; cin>>x; if (header!=NULL) { if(header->next==NULL&&header->name==x) header=NULL; else if(header->name==x) {temp2=header; header=header->next; delete temp2; } else { for (temp1=header,temp2=header->next;temp2!=NULL&&temp2->name!=x;temp1=temp1->next,temp2=temp2->next);if (temp2!=NULL){ if(temp2->next=NULL) temp1->next=NULL; else { temp1->next=temp2->next;delete temp2; } } } }}أتمنى من أهل الخبرة تصحيح اخطائي بالكود وشاكرة لكم
