use of malloc() function ....

#include<stdio.h>
#include<conio.h>

int main()

{
     int *ptr,n,i;
   
     printf("Enter the number of elements : ");
     scanf("%d",&n);
   
     ptr=(int *)malloc(n*sizeof(int));
     printf("Enter the elements : ");
   
     for(i=0;i<n;i++)
     scanf("%d",(ptr+i));
   
     printf("Elements are : ");
     for(i=0;i<n;i++)
     printf("%d",*(ptr+i));
     system("pause");
 }

input:

Enter the number of elements : 4
Enter the elements : 2 3 4

ouput : 
Elements are : 2 3 4

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