Finished lab solution

Question1/Solution1.java

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+package Question1;
+
+public class Solution1 {
+    public static int getDifference(int[] arr) {
+        int max = arr[0];
+        int min = arr[0];
+
+        for (int i =1; i < arr.length; i++) {
+         if ( arr[i]> max) {
+             max = arr[i];
+         }
+         if (arr[i] < min) {
+             min = arr[i];
+         }
+        }
+        return max - min;
+    }
+
+    public static void main(String[] args) {
+        int[] numbers = {8,2,15,6};
+        System.out.println("Difference: " + getDifference(numbers));
+    }
+}

Question2/Solution2.java

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+package Question2;
+
+public class Solution2 {
+    public static void main(String[] args) {
+        int[] arr = {15,2,6,7,9,10};
+
+        if (arr.length < 2) {
+            System.out.println("Array must have at least three elements.");
+            return;
+        }
+
+        int smallest = Integer.MAX_VALUE;
+        int secondSmallest = Integer.MAX_VALUE;
+
+        for (int i = 0; i < arr.length; i++) {
+            if (arr[i] < smallest){
+                secondSmallest = smallest;
+                smallest = arr[i];
+            } else if (arr[i] < secondSmallest && arr[i] != smallest) {
+                secondSmallest = arr[i];
+            }
+        }
+
+        if (secondSmallest == Integer.MAX_VALUE) {
+            System.out.println("No second smallest element (all elements may be equal).");
+        } else {
+            System.out.println("Smallest element: " + smallest);
+            System.out.println("Second smallest element: " + secondSmallest);
+        }
+    }
+}

Questions345/Employee.java

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+package Questions345;
+public class Employee {
+    private int employeeId;
+    private String name;
+    private int age;
+    private String department;
+    private double salary;
+
+    public Employee(int employeeId, String name, int age, String department, double salary) {
+        this.employeeId = employeeId;
+        this.name = name;
+        this.age = age;
+        this.department = department;
+        this.salary = salary;
+    }
+
+    public int getEmployeeId() {
+        return employeeId;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public int getAge() {
+        return age;
+    }
+
+    public String getDepartment() {
+        return department;
+    }
+
+    public double getSalary() {
+        return salary;
+    }
+
+    public void setEmployeeId(int employeeId) {
+        this.employeeId = employeeId;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public void setAge(int age) {
+        this.age = age;
+    }
+
+    public void setDepartment(String department) {
+        this.department = department;
+    }
+
+    public void setSalary (double salary) {
+        this.salary = salary;
+    }
+
+    public void giveRaise(double amount){
+        if (amount > 0){
+            salary += amount;
+        }
+    }
+
+    public void displayInfo() {
+        System.out.println("Employee ID: " + employeeId);
+        System.out.println("Name: " + name);
+        System.out.println("Age: " + age);
+        System.out.println("Department: " + department);
+        System.out.println("Salary: " + salary);
+    }
+}
+
+
+
+
+
+
+
+
+

Questions345/Intern.java

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+package Questions345;
+public class Intern extends Employee {
+    public static final double MAX_SALARY = 20000.0;
+
+    public Intern(int employeeId, String name, int age, String department, double salary) {
+        super(employeeId, name, age, department, validateSalary(salary));
+    }
+
+    // Optional getter for MAX_SALARY
+    public static double getMaxSalary() {
+        return MAX_SALARY;
+    }
+
+    // Validate salary so it never exceeds MAX_SALARY
+    private static double validateSalary(double salary) {
+        if (salary > MAX_SALARY) {
+            System.out.println("Salary exceeds maximum allowed for Intern. Setting to " + MAX_SALARY);
+            return MAX_SALARY;
+        }
+        return salary;
+    }
+
+    @Override
+    public void setSalary(double salary) {
+        super.setSalary(validateSalary(salary));
+    }
+
+    @Override
+    public void giveRaise(double amount) {
+        if (amount > 0) {
+            double newSalary = getSalary() + amount;
+            super.setSalary(validateSalary(newSalary));
+        }
+    }
+
+    @Override
+    public void displayInfo() {
+        System.out.println("== Intern Info ==");
+        super.displayInfo();
+    }
+}
+
+
+

Questions345/Main.java

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+package Questions345;
+public class Main {
+    public static void main(String[] args) {
+        Employee[] employees = new Employee[10];
+
+        employees[0] = new Employee(313, "Jason Smith", 45, "IT", 60000 );
+        employees[1] = new Employee(205, "Alice Jones", 34, "HR", 36000 );
+        employees[2] = new Employee(101, "Max Backer", 25, "Finance", 53000);
+        employees[3] = new Employee(203, "Amanda Gilmore", 40,"Marketing", 55000);
+        employees[4] = new Employee(105, "Lilian Dalton", 30, "Sales", 56000);
+        employees[5] = new Employee(308, "Henry Decker", 35,"HR Manager",65000);
+        employees[6] = new Employee(103, "Emily Wu", 29, "IT",65000);
+        employees[7] = new Employee(210, "Taylor Wiggins", 33, "Marketing", 58000);
+        employees[8] = new Employee(305, "Liana Barber", 22, "Finance", 20000);
+        employees[9] = new Employee(113, "Brodie Harding", 50, "Manager", 80000);
+
+        System.out.println("=== Employee List ===");
+        for (int i = 0; i < employees.length; i++) {
+            System.out.println(" Employee #" + (i + 1));
+            employees[i].displayInfo();
+            System.out.println("----------------------");
+        }
+
+    }
+}