#include <stdio.h>

struct student{
    int rollno;
    char name;
    float mark;
};
int main() {
    struct student s1={10,"Karthi",50.5};
    printf("Roll no:%d\n",s1.rollno);
    printf("Name:%d\n",s1.name);
    printf("Mark:%d\n",s1.mark);
return 0;
}