assign a structure variable to another structure variable

/*P2.23 Program to assign a structure variable to another structure variable*/
#include<stdio.h>
struct student {
                 char name[20];
                 int rollno;
                float marks;
           };
main( )
{
    struct student stu1 = {"Oliver", 12, 98},stu2;
    stu2 = stu1;
    printf("stu1 : %s   %d   %.2f\n", stu1.name, stu1.rollno, stu1.marks);
    printf("stu2 : %s   %d   %.2f\n", stu2.name, stu2.rollno, stu2.marks);
}