Lab completed

src/Employee_Intern/CompanyApplication.java

@@ -0,0 +1,39 @@
+package Employee_Intern;
+
+import java.util.ArrayList;
+
+public class CompanyApplication {
+
+    static void main() {
+
+        Employee employee1 = new Employee("Selim", "Associate", "helvacif", 35000);
+        System.out.println(employee1.getName() + " is an " + employee1.getPosition() + " and earns: " + employee1.getSalary() + "€");
+
+        System.out.println("_______________________");
+
+        Intern intern1 = new Intern("Delphine", "Intern", "delbonte", 21000);
+        System.out.println(intern1.getName() + " is an " + intern1.getPosition() + " and earns " + intern1.getSalary() + "€");
+
+
+        intern1.setSalary(30000);
+        intern1.setSalary(500);
+        intern1.setSalary(600000);
+
+        employee1.asksRaise();
+        intern1.asksRaise();
+
+        employee1.takeRest();
+        intern1.takeRest();
+
+        ArrayList<Employee> employees = new ArrayList<>();
+
+        for (int i = 0; i < 10; i++) {
+            employees.add(new Employee ("Employee " + (i+1), "Position " + (i+1), "Employee ID: EI" + (i+1), 30000 + (i*5000)));
+        }
+
+        for (Employee employee : employees){
+            System.out.println(employee.getName() + " is a "+ employee.getPosition() + " earns " + employee.getSalary());
+        }
+    }
+
+}

src/Employee_Intern/Employee.java

@@ -0,0 +1,55 @@
+package Employee_Intern;
+
+public class Employee {
+    private String name;
+    private String position;
+    private String employeeID;
+    private double salary;
+
+    public Employee(String name, String position, String employeeID, double salary) {
+        this.name = name;
+        this.position = position;
+        this.employeeID = employeeID;
+        this.salary = salary;
+    }
+
+    public void asksRaise(){
+        System.out.println(name + " requests a salary raise");
+    }
+
+    public void takeRest() {
+        System.out.println(name + " is taking some reste");
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getPosition() {
+        return position;
+    }
+
+    public void setPosition(String position) {
+        this.position = position;
+    }
+
+    public String getEmployeeID() {
+        return employeeID;
+    }
+
+    public void setEmployeeID(String employeeID) {
+        this.employeeID = employeeID;
+    }
+
+    public double getSalary() {
+        return salary;
+    }
+
+    public void setSalary(double salary) {
+        this.salary = salary;
+    }
+}

src/Employee_Intern/Intern.java

@@ -0,0 +1,19 @@
+package Employee_Intern;
+
+public class Intern extends Employee {
+    private final double MAX_SALARY = 20000;
+
+    public Intern(String name, String position, String employeeID, double salary) {
+        super(name, position, employeeID, Math.min(salary, 20000.0));
+    }
+
+    @Override
+    public void setSalary(double salary) {
+        if (salary <= MAX_SALARY) {
+            super.setSalary(salary);
+            System.out.println("Actualised salary is: " + salary);
+        } else {
+            System.out.println("Error: intern salary exceeded maximum authorized (max.20000)");
+        }
+    }
+}

src/NumberDifference.java

@@ -0,0 +1,32 @@
+import java.util.ArrayList;
+
+public class NumberDifference {
+    public static void main(String[] args) {
+        int[] numbers = {3, 4, 8, 26, 24, 28, 49, 59, 92, 94};
+        int difference = getdifferencelargestsmallest(numbers);
+        System.out.println("The difference between the largest and smallest values is " + difference);
+    }
+
+      public static int getdifferencelargestsmallest(int[] numbers){
+            int largestNumber = numbers[0];
+            int smallestNumber = numbers[0];
+
+        // to find the largest number
+        for (int number : numbers) {
+            if (number > largestNumber) {
+                largestNumber = number;
+            }
+        }
+
+        // to find the smallest number
+        for (int number : numbers) {
+            if (number < smallestNumber) {
+                smallestNumber = number;
+            }
+        }
+
+       return largestNumber - smallestNumber;
+      }
+
+
+}

src/SmallestAnd2ndSmallest.java

@@ -0,0 +1,36 @@
+public class SmallestAnd2ndSmallest {
+    public static void main(String[] args) {
+        int[] numbers = {3, 4, 8, 26, 24, 28, 49, 59, 92, 94};
+        int smallestNumber = getsmallestNumber(numbers);
+        int secondSmallestNumber = getsecondSmallestNumber(numbers, smallestNumber);
+        System.out.println("The smallest element is " + smallestNumber);
+        System.out.println("The second smallest element is " + secondSmallestNumber);
+    }
+
+    public static int getsmallestNumber(int[] numbers) {
+        int smallestNumber = numbers[0];
+
+
+        // to find the smallest number
+        for (int number : numbers) {
+            if (number < smallestNumber) {
+                smallestNumber = number;
+            }
+        }
+
+        return smallestNumber;
+    }
+
+    public static int getsecondSmallestNumber(int[] numbers, int smallestNumber) {
+          int secondSmallestNumber = Integer.MAX_VALUE;
+
+
+        for (int number : numbers) {
+            if ( number != smallestNumber &&  number < secondSmallestNumber){
+                secondSmallestNumber = number;
+            }
+        }
+        return secondSmallestNumber;
+    }
+
+}