class Employee {
    def name
    def salary

    Employee(name, salary) {
        this.name = name
        this.salary = salary
    }

    String toString() {
        return "Name: ${name}, Salary: ${salary}"
    }
}

class EmployeeManager {
    def employees = []

    def addEmployee(name, salary) {
        employees << new Employee(name, salary)
    }

    def updateSalary(name, newSalary) {
        employees.find { it.name == name }?.salary = newSalary
    }

    def removeEmployee(name) {
        employees.removeAll { it.name == name }
    }

    def adjustSalaries(Closure adjustmentLogic) {
        employees.each { it.salary = adjustmentLogic(it.salary) }
    }

    def filterEmployees(Closure criteria) {
        return employees.findAll(criteria)
    }
}

// Beispielnutzung der Klasse EmployeeManager
def manager = new EmployeeManager()

// Hinzufügen von Mitarbeitern
manager.addEmployee("Alice", 50000)
manager.addEmployee("Bob", 60000)
manager.addEmployee("Charlie", 55000)

// Aktualisieren des Gehalts eines Mitarbeiters
manager.updateSalary("Alice", 52000)

// Entfernen eines Mitarbeiters
manager.removeEmployee("Charlie")

// Durchführen von Gehaltsanpassungen für alle Mitarbeiter
manager.adjustSalaries { salary -> salary * 1.1 } // 10% Gehaltserhöhung

// Filtern von Mitarbeitern basierend auf einem Kriterium
def highEarners = manager.filterEmployees { it.salary > 55000 }

println("Alle Mitarbeiter:")
manager.employees.each { println it }

println("\nHigh Earners:")
highEarners.each { println it }