#include<stdio.h>
#include<stdlib.h>
#include<string.h>
 
struct personal_info {
   char name[32];
   int age;
   char *addr;
};
 
int main()
{
   struct personal_info david;
   struct personal_info *john;
 
   strcpy(david.name, "john");
   david.age = 20;
 
   john = (struct personal_info *) malloc( sizeof(struct personal_info) );
   strcpy(john->name, "john");
   john->age = 10;
 
 
   printf("David's name is %s\n", david.name);
   printf("John's age is %d\n", john->age);
 
 
   free(john);
 
   return 0;
}
 

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