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Title Doubly linked lists
Author Hareesh Arumughom
Author Email hari_a_s [at] hotmail.com
Description
Category C++ » Data Structures
Hits 365272
Code Select and Copy the Code
#include <iostream.h> #include <conio.h> #include <stdlib.h> #include <string.h> int addstart(char *); void printnames(); int deleten(char *); struct node { char *name; node *nxt; node *prv; }; node *current=NULL; void main() { int a; char c; clrscr(); char *ch = new char[20]; do { cout<<"Select any one "; cout<<" 0-> Exit "; cout<<"1-> Add name "; cout<<"2-> Print all names "; cout<<"3-> Delete : "; cin>>c; switch(c) { case '0': exit(1); case '1': cout<<"Enter the name : "; cin>>ch; a=addstart(ch); if(a==1) cout<<"'"<<ch<<"'"<<" is added "; break; case '2': printnames(); break; case '3': cout<<"Enter the name that you want to delete : "; cin>>ch; a=deleten(ch); if(a==1) cout<<"'"<<ch<<"'"<<" is deleted "; if(a==0) cout<<" No such name exist "; if(a==3) cout<<" The list is empty "; break; default: cout<<" Invalid entry "; break; } } while(c!='0'); getch(); } int addstart (char *fname) { node *temp=new node; temp->name = new char[20]; strcpy(temp->name,fname); temp->name=temp->name + '

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