#include <stdio.h>
#include<string.h>
struct Address {
    char city[50];
    int pincode;
}
struct student{
    int rollno;
    char name[50];
    struct Address addr;
};

int main(){
    struct student s1 ;
    s1.rollno=101;
    strcpy(s1.name,"mani");
    strcpy(s1.addr.city,"chennai");
    s1.addr.pincode=614018;
    printf("roll number is:%d \n",s1.rollno);
    printf("name is:%s \n",s1.name);
    printf("city name is:%s \n",s1.addr.city);
    printf("pincode is :%d",s1.addr.pincode);
      
      return 0;
}