using System;
using System.Linq;
using System.Collections;
using System.Collections.Generic;
public class Employee {
public int birthYear;
public string firstName;
public string lastName;
public static Employee[] GetEmployees() {
Employee[] actors = new Employee[] {
new Employee { birthYear = 1964, firstName = "K", lastName = "R" },
new Employee { birthYear = 1968, firstName = "O", lastName = "W" },
new Employee { birthYear = 1960, firstName = "J", lastName = "S" },
new Employee { birthYear = 1964, firstName = "S", lastName = "B" },
};
return (actors);
}
}
public class MainClass {
public static void Main() {
ILookup<int, Employee> lookup = Employee.GetEmployees().ToLookup(k => k.birthYear);
IEnumerable<Employee> actors = lookup[1964];
foreach (var actor in actors)
Console.WriteLine("{0} {1}", actor.firstName, actor.lastName);
}
}
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