hashtableoverflow.c

#include <stdio.h> 
#include<stdlib.h>
 
#define TABLE_SIZE 10
int h[TABLE_SIZE]= {}; 
void insert()
 
{
    int key,index,i,flag=0,hkey;
     printf("\nenter a value to insert into hash table\n");
      scanf("%d",&key); 
      hkey=key%TABLE_SIZE;
       for(i=0; i<TABLE_SIZE; i++)
        {
             index=(hkey+i)%TABLE_SIZE;
              if(h[index] == '\0')
               {
                    h[index]=key;
break;
 }
 } 
 if(i == TABLE_SIZE) 
 printf("\nelement cannot be inserted\n");
  } 
  void display() 
  { 
      int i; 
      printf("\nelements in the hash table are \n");
       for(i=0; i< TABLE_SIZE; i++) 
       printf("\n at index %d \t value = %d",i,h[i]); 
       }
        int main()
        {  
            int choice;
             while(1)
              {
                   printf("\nPress 1. Insert\t 2. Display \t3.Exit \n");
                    scanf("%d",&choice); switch(choice)
                     { 
                         case 1: 
                         insert();
                          break; 
                          case 2: 
                          display(); 
                          break;
                           case 3: 
                           exit(0);
                            } 
                            } 
                            return 0;
                             }