#include <stdio.h>
#include<ctype.h>
struct student{
    int rollno;
    char name[50];
    float mark;
};

int main() {
    struct student s1;
    s1.rollno=105;
    s1.name="thrisha";
    s1.mark=89.5;
    printf("Roll no is:%d\n",s1.rollno);
    printf("Name is:%s\n",s1.name);
    printf("Mark  is:%f\n",s1.mark);


   return 0;
}