int main()
{
    student *studentsArray;
    char *inputFile = malloc(100);
    char *outputFile = malloc(100);
    char line[100];
    FILE *dataFile;

    int studentCount = 0;
    int lineCount = 0;
    int i, j = 0;

    fputs("Please enter file to open ", stdout);
    fflush(stdout);

    if(fgets(inputFile, sizeof inputFile, stdin) != NULL)
    {
        printf(inputFile);
        char *newline = strchr(inputFile, '\n');
        if( newline != NULL)
        {
            *newline = '\0';
        }
    }

    dataFile = fopen(inputFile, "r");

    if(dataFile == NULL)
    {
        fprintf(stderr, "Unable to read text file");
        return 1;
    }

    while(fgets(line, 100, dataFile) != NULL)
    {
        switch(lineCount)
        {
            case 0:
                strcpy(studentsArray[studentCount].studentId, line);
                lineCount++;
                break;
            case 1:
                strcpy(studentsArray[studentCount].studentName, line);
                lineCount++;
                break;
            case 2:
                studentsArray[studentCount].studentGrades[j] = atof(strtok(line, " "));
                while(studentsArray[studentCount].studentGrades[j] != NULL)
                {
                    studentsArray[studentCount].studentGrades[j] = atof(strtok(NULL, " "));
                    j++;
                }
                lineCount = 0;
                j = 0;
                studentCount++;
                break;
        }
    }

    fclose(dataFile);

    // Get all the calculated final grades for each student
    studentsArray = calculateFinalGrades(studentsArray);

    fputs("Please enter file to output to ", stdout);
    fflush(stdout);

    if(fgets(outputFile, sizeof(outputFile), stdin) != NULL)
    {
        char *newline = strchr(outputFile, '\n');
        if( newline != NULL)
        {
            *newline = '\0';
        }
    }

    printStudentGrades(studentsArray, outputFile);

    return 0;
}