Insert & Delete from Array

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 //insert delete an element from array  
 //Downloaded From www.c4cpp.co.nr. (C)2009.All rights reserved.  
 #include<iostream.h>  
 #include<conio.h>  
 void main()  
 {  
 clrscr();  
 int n,x,c=0,e,ch,i,a[50],j;  
 cout<<"Enter Array lim"<<endl;  
 cin>>n;  
 cout<<"Enter array"<<endl;  
 for(i=0;i<n;i++)  
 cin>>a[i];  
 cout<<"Enter Choice 1:Deletion 2Insertion"<<endl;  
 cin>>ch;  
 switch(ch)  
 {  
 case 1:  
 cout<<"Enter to be deleted"<<endl;  
 cin>>x;  
 for(i=0;i<n;i++)  
 {  
 if(a[i]==x)  
 {c++;  
 for(j=i;j<n;j++)  
 {  
 a[j]=a[j+1];  
 }  
 }  
 }  
 if(c==0)  
 cout<<"ENP"<<endl;  
 for(i=0;i<n-c;i++)  
 cout<<a[i]<<endl;  
 break;  
 case 2:  
 cout<<"Enter What & Where to be inserted"<<endl;  
 cin>>e>>x;  
 for(i=n;i>=x;i--)  
 a[i]=a[i-1];  
 a[x-1]=e;  
 for(i=0;i<=n;i++)  
 cout<<a[i]<<endl;  
 break;  
 }  
 getch();  
 }