#include <stdio.h>
#include <conio.h>
void main()
{
     struct book
     {
         int pages;
         float mrp; 
      };
     
     struct book b1,b2;
       //how to take input in structure variable.
         printf("enter the details for first book.");
         scanf("%d", &b1.pages);
         scanf("%f", &b1.mrp);
       
         printf("enter the details for second book.");
         scanf("%d", &b2.pages);
         scanf("%f", &b2.mrp);
       
       // similarly to print the structure variable.
         printf("details for first book");
           printf("pages= %d price=%f\n", b1.pages, b1.mrp);
         printf("details for second book");
           printf("pages= %d price=%f\n", b2.pages, b2.mrp);
}