#include <stdio.h>
#include<string.h>

struct address{
    char city[30];
    int pincode;
};
struct student{
    int rollno;
    char name[50];
    struct address addr;
};
int main() {
    
    struct student s1;
    s1.rollno=101;
    strcpy(s1.name,"siva");
    strcpy(s1.addr.city,"chennai");
    s1.addr.pincode=600001;
  
    
     printf("Roll no is: %d\n",s1.rollno);
     printf("Name is: %s\n",s1.name);
     printf("pincode is: %f\n",s1.addr.pincode);
     printf("city is: %s\n",s1.addr.city);
return 0;
}