main()
{
struct person {
   char name[25];
   int age;
   char status;        /* M = married, S = single */
} ;

struct alldat {
   int grade;
   struct person descrip;
   char lunch[25];
} student[53];

struct alldat teacher,sub;

teacher.grade = 94;
teacher.descrip.age = 34;
teacher.descrip.status = 'M';
strcpy(teacher.descrip.name,"Mary Smith");
strcpy(teacher.lunch,"Baloney sandwich");

sub.descrip.age = 87;
sub.descrip.status = 'M';
strcpy(sub.descrip.name,"Old Lady Brown");
sub.grade = 73;
strcpy(sub.lunch,"Yogurt and toast");

student[1].descrip.age = 15;
student[1].descrip.status = 'S';
strcpy(student[1].descrip.name,"Billy Boston");
strcpy(student[1].lunch,"Peanut Butter");
student[1].grade = 77;

student[7].descrip.age = 14;
student[12].grade = 87;

}