#include <stdio.h>
#include <stdlib.h>
#include <string.h>
 
typedef struct Course_s
    {
    char* name;
    int grade;
    } Course;
 
int courseGetGrade(Course const* course)
    {
    return course -> grade;
    }
 
typedef struct Transcript_s
    {
    char* name;
    Course** courseArray;
    } Transcript;
 
double tsAverageGrade(Transcript const *t)
    {
    double temp = 0;
    int a = 0;
 
    while(t -> courseArray[a] != NULL)
        {
        temp = temp + courseGetGrade(t -> courseArray[a]);
        a++;
        }
 
    return (temp / a);
    }
 
int main()
{
    printf("%d\n", sizeof(Course));
    return 0;
}