static void Main()
{
Random rand = new Random();
Student[] students = new Student[10];
string[] firstNames = new string[] { "Niki", "Doncho", "Pesho", "Maria", "Stamat", "Ivan", "Ivo", "Gosho", "Evlogi", "Svetlin" };
string[] lastNames = new string[] { "Kostov", "Minkov", "Peshev", "Ivanov", "Stamatov", "Popov", "Kenov", "Goshev", "Hristov", "Nakov" };
string[] departmentNames = new string[] { "Web development", "Mobile development", "Quality", "Mathematics" };
for (int i = 0; i < students.Length; i++)
{
string firstName = firstNames[rand.Next(0, 10)];
string lastName = lastNames[rand.Next(0, 10)];
Group gr = new Group(rand.Next(1, 7), departmentNames[rand.Next(0, 4)]);
Student student = new Student(firstName, lastName, gr);
students[i] = student;
}
var groupedStudents = students.GroupByDepartmentName();
foreach (var group in groupedStudents)
{
foreach (var st in group)
{
Console.WriteLine("{0} {1} --> {2}", st.FirstName, st.LastName, st.Group.DepartmentName);
}
Console.WriteLine("-------------------------------------------");
}
}
static void Main()
{
Random rand = new Random();
Student[] students = new Student[10];
string[] firstNames = new string[] { "Niki", "Doncho", "Pesho", "Maria", "Stamat", "Ivan", "Ivo", "Gosho", "Evlogi", "Svetlin" };
string[] lastNames = new string[] { "Kostov", "Minkov", "Peshev", "Ivanov", "Stamatov", "Popov", "Kenov", "Goshev", "Hristov", "Nakov" };
string[] departmentNames = new string[] {"Web development","Mobile development","Quality", "Mathematics"};
for (int i = 0; i < students.Length; i++)
{
string firstName = firstNames[rand.Next(0, 10)];
string lastName = lastNames[rand.Next(0, 10)];
Group gr = new Group(rand.Next(1, 7), departmentNames[rand.Next(0, 4)]);
Student student = new Student(firstName, lastName, gr);
students[i] = student;
}
var studentsFromDepartment = from st in students
join departmentName in departmentNames on st.Group.DepartmentName equals departmentName
where departmentName == "Mathematics"
select new { st.FirstName, st.LastName, Department = departmentName };
foreach (var student in studentsFromDepartment)
{
Console.WriteLine("{0} {1} - {2}", student.FirstName, student.LastName, student.Department);
}
}
