#include <stdio.h>
struct student {
    int roll;
    char name[50];
    float markd;
};
int main() {
    struct student s1={101,"ajay",64.5}
printf("roll no is:%d\n",s1.roll no);
printf("name is:%s\n",s1.name);
printf("marks is:%n\n",s1.marks);
return 0;
}