public static void updateStudentGradeMenu()
{
Console.Clear();
Console.WriteLine("UPDATE STUDENT GRADE");
Console.WriteLine("Please input the student name");
String studentName = Console.ReadLine();
school.printCourseShort(studentName);
Console.WriteLine("Please input the course name");
String courseName = Console.ReadLine();
Console.WriteLine("Please input the grade");
int grade = InputValidation.checkGrade(Console.ReadLine());
school.updateStudentGrade(studentName, courseName, grade);
Console.WriteLine("Press any key to continue");
Console.ReadLine();
}
