#include <stdio.h>
#include<string.h>
struct Address {
    char city[30];
    int pincode;
};
struct Student {
    int roll;
    char name[30];
    struct Address addr;
};
int main() {
    struct Student s1;
    s1.roll=101;
    strcpy(s1.name,"Ramya");
    strcpy(s1.addr.city,"ramnad");
    s1.addr.pincode = 623501;
    printf("Roll:%d\n",s1.rollno);
    printf("Name:%s\n",s1.name);
    printf("city:%s\n",s1.addr.city);
     printf("pincode:%d\n",s1.addr.pincode);
return 0;
}