Insert Delete Search Traverse in an Array Using C

#include<stdio.h>

void insert();
void del();
void search();
void traverse();

int a[11];
int i,num,choice,place,count,s;
void main()
{
   do{
    printf("\n-------------------------------------------------------\n");
    printf("\nEnter no. of elements in array(1-10)\n");
    scanf("%d",&count);
    printf("\nEnter %d elements\n",count);
    for(i=0;i<count;i++)
    scanf("%d",&a[i]);
    printf("Array elements are:\n\n");
   for(i=0;i<count;i++)
   printf("%d\t",a[i]);
   int t;
   printf("\n\nEnter the task to be performed\n1. insert\n2. delete\n3. search\n4. traverse\n");
   scanf("%d",&t);
   switch(t)
   {
      case 1: insert(); break;
      case 2: del(); break;
      case 3: search(); break;
      case 4: traverse(); break;
      default: printf("invalid input"); 
   
   }
printf("\n\nDo u wish to continue\n1.yes\n0.no\n\n");
   scanf("%d",&choice);
}while(choice);
   
}
   
void insert()
{
  
  int i;
  printf("\nenter no. and its inserting position respectively\n");
  scanf("%d%d",&num,&place);
  if(place<=(count+1))
  {
     while(count>=place)
     {
       a[count]=a[count-1];
       count--;
     }
     a[count]=num;
     printf("\nUPDATED array\n\n");     
      for(i=0;a[i]!='\0';i++)
      printf("%d\t",a[i]);
     
  }
   else
   printf("INVALID POSITION !!!\n");
}
void del()
{
   int i=0;
   printf("Enter positon of element to be deleted\n");
   scanf("%d",&place);
   if(place<=count)
   {
      while(a[place]!='\0')
      {
         a[place-1]=a[place];
         place++;
      }
      printf("\nUPDATED array\n");
      for(i=0;i<count-1;i++)
      printf("%d\t",a[i]);
   }
   else printf("\nINVALID LOCATION\n");
}

void search()
{  
   int i;
   printf("\nEnter the element to be searched\n");
   scanf("%d",&num);
   for(i=0;i<count;i++)
   {
      if(a[i]==num)
      break;
   
   }
   if(i==count)
   printf("element not found\n");
   else
   printf("\n%d is at position %d\n",num,i+1);
}
void traverse()
{
      int i;
      printf("array elements\n");
      for(i=0;i<count;i++)
      printf("%d\n",a[i]);
      printf("count = %d\n",count);
}

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OUTPUT