File:1.InseElem.jpg

English: /*1.Write a program to insert an element anywhere using array,

menu driven program*/

1. include<iostream>

using namespace std;

1. define MAX 5

void Display(int a[],int& size){

   cout<<endl;
   cout<<"Array : [ ";
   for(int i=0;i<size;i++){
       cout<<a[i];
       if(i < size-1){
           cout<<", ";
       }
   }
   cout<<" ]";

}

void Insert(int a[],int& size){

   if(size == MAX){
       cout<<endl<<"Insufficient space for insertion!";
   }else{

       int x,pos;

       cout<<"Enter the element to insert : ";
       cin>>x;

       while(true){    
           cout<<endl<<"Enter the position : ";
           cin>>pos;
           if(pos < 0 || pos > size ){
               cout<<endl<<"Invalid position....Position should be from 0 to "<<size<<"!"<<endl;
           }else{break;}
       }

       for(int i=size;i>pos;i--){
           a[i] = a[i-1];
       }
       a[pos] = x;
       size++;
       cout<<endl<<"Element ("<<x<<") succesfully inserted at position ("<<pos<<")!";
   }

}

int main(){

   int size;
   while(true){
       cout<<endl<<"Enter the size of the array : ";
       cin>>size;
       if(size > MAX || size < 1){
           cout<<endl<<"Size should be between 1 and "<<MAX<<"!..Re-Try!";
       }else{break;}
   }

   int a[MAX];
   cout<<"Enter the elements of the array :-"<<endl;
   for(int i=0;i<size;i++){
       cin>>a[i];
   }

   int choice;

   do{

       cout<<endl<<endl;
       cout<<"1. Insert Element"<<endl
           <<"2. Display Array"<<endl
           <<"0. Exit"<<endl;
       cout<<"Enter your choice : ";
       cin>>choice;

       switch(choice){

           case 0 : cout<<endl<<endl<<"Exiting.........."<<endl; exit(0); break;

           case 1 : Insert(a,size); break;

           case 2 : Display(a,size); break;

           default : cout<<"Invalid choice....Re-Try!"<<endl;

       }

   }while(choice != 0);

return 0;