C++ Program for Memory Allocation of Array

Program 1

// Memory allocation of array
#include<iostream>
#define clrscr() system("cls")
using namespace std;

int main()
{
    int ar[5],n;
    int i;
    clrscr();
    cout<<"\nEnter size of array";
    cin>>n;
    cout<<"\nEnter element in array\n";
      for(i=0;i<n;i++)
        cin>>ar[i];

    ar[2]=65;
      cout<<"\nArray elements: \n";
     for(i=0;i<n;i++)
      cout<<ar[i]<<endl;
     return 0;
}