diff --git a/lab-1/src/Employee.java b/lab-1/src/Employee.java
new file mode 100644
index 0000000..aa94611
--- /dev/null
+++ b/lab-1/src/Employee.java
@@ -0,0 +1,49 @@
+public class Employee {
+    private String name;
+    private int id;
+    private String department;
+    private double salary;
+    private boolean isEmployed;
+
+    public Employee(String name, int id, String department, double salary, boolean isEmployed) {
+        this.name = name;
+        this.id = id;
+        this.department = department;
+        this.salary = salary;
+        this.isEmployed = isEmployed;
+    }
+    public String getName() {
+        return name;
+    }
+    public void setName(String name) {
+        this.name = name;
+    }
+    public int getId() {
+        return id;
+    }
+    public void setId(int id) {
+        this.id = id;
+    }
+    public String getDepartment() {
+        return department;
+    }
+    public void setDepartment(String department) {
+        this.department = department;
+    }
+    public double getSalary() {
+        return salary;
+    }
+    public void setSalary(double salary) {
+        this.salary = salary;
+    }
+    public Boolean isEmployed() {
+        return isEmployed;
+    }
+    public void setEmployed (boolean employed) {
+        this.isEmployed = employed;
+    }
+    public String toString() {
+        return "Employee [ID=" + id + ", Name=" + name + ", Department=" + department
+                + ", Salary=" + salary + ", Employed=" + isEmployed + "]";
+    }
+}
diff --git a/lab-1/src/Intern.java b/lab-1/src/Intern.java
new file mode 100644
index 0000000..70036a3
--- /dev/null
+++ b/lab-1/src/Intern.java
@@ -0,0 +1,30 @@
+public class Intern extends Employee {
+    private static final double MAX_SALARY = 20000;
+
+    public Intern(String name, int id, String department, double salary, boolean isEmployed) {
+        super(name, id, department, validateSalary(salary), isEmployed);
+        super.setEmployed(isEmployed);
+    }
+    public Intern(String name, int id, String department, double salary) {
+        this(name, id, department, salary, true);
+    }
+    private static double validateSalary(double salary) {
+        if (salary > MAX_SALARY) {
+            System.out.println("Salary exceeds the limit for an Intern. Setting to " + MAX_SALARY);
+            return MAX_SALARY;
+        }
+        return salary;
+    }
+    public void setSalary(double salary) {
+        if (salary > MAX_SALARY) {
+            System.out.println("Salary exceeds limit for an Intern. Setting to within " + MAX_SALARY);
+            super.setSalary(MAX_SALARY);
+        } else {
+            super.setSalary(salary);
+        }
+    }
+    public String toString() {
+        return "Intern [ID=" + getId() + ", Name=" + getName() + ", Department=" + getDepartment()
+                + ", Salary=" + getSalary() + ", Employed=" + isEmployed() + "]";
+    }
+}
diff --git a/lab-1/src/Main.java b/lab-1/src/Main.java
new file mode 100644
index 0000000..95a0c20
--- /dev/null
+++ b/lab-1/src/Main.java
@@ -0,0 +1,22 @@
+//TIP To <b>Run</b> code, press <shortcut actionId="Run"/> or
+// click the <icon src="AllIcons.Actions.Execute"/> icon in the gutter.
+public class Main {
+    public static void main(String[] args) {
+        Employee[] employees_list = new Employee[10];
+
+        employees_list[0] = new Employee("Vanessa", 1, "HR", 50000, true);
+        employees_list[1] = new Employee("Vanessa_2", 2, "HR", 70000, true);
+        employees_list[2] = new Employee("Vanessa_3", 3, "HR", 45000, true);
+        employees_list[3] = new Employee("Vanessa_4", 4, "HR", 52000, true);
+        employees_list[4] = new Employee("Vanessa_5", 5, "HR", 50000, true);
+        employees_list[5] = new Employee("Vanessa_6", 6, "HR", 50000, true);
+        employees_list[6] = new Employee("Vanessa_7", 7, "HR", 50000, false);
+        employees_list[7] = new Employee("Vanessa_8", 8, "HR", 50000, false);
+        employees_list[8] = new Intern("Vanessa_9", 9, "HR", 21000, true);
+        employees_list[9] = new Intern("Audrey", 10, "HR", 15000, true);
+
+        for (Employee emp : employees_list) {
+            System.out.println(emp);
+        }
+    }
+}
\ No newline at end of file
diff --git a/lab-1/src/arrayDiff.java b/lab-1/src/arrayDiff.java
new file mode 100644
index 0000000..e8e62e1
--- /dev/null
+++ b/lab-1/src/arrayDiff.java
@@ -0,0 +1,23 @@
+public class arrayDiff {
+
+    public static int getDiff (int[] nums) {
+        int minimum = nums[0];
+        int maximum = nums[0];
+
+        for (int i = 1; i < nums.length; i++) {
+            if (nums[i] < minimum) {
+                minimum = nums[i];
+            } else if (nums[i] > maximum) {
+                maximum = nums[i];
+            }
+        }
+
+        return maximum - minimum;
+    }
+
+    public static void main(String[] args) {
+        int[] numbers = {-3, -2, -2, -1, 0, 1, 2, 3, 3, 4};
+        int difference = getDiff(numbers);
+        System.out.println("The difference between the largest and smallest integer in the array is: " +difference);
+    }
+}
diff --git a/lab-1/src/twoSmallest.java b/lab-1/src/twoSmallest.java
new file mode 100644
index 0000000..4c72521
--- /dev/null
+++ b/lab-1/src/twoSmallest.java
@@ -0,0 +1,31 @@
+public class twoSmallest {
+
+    public static void findTwoSmallest(int[] nums) {
+        int smallest = Integer.MAX_VALUE;
+        int secondSmallest = Integer.MAX_VALUE;
+
+        for (int i = 0; i < nums.length; i++) {
+            int current = nums[i];
+            
+            if (current < smallest) {
+                secondSmallest = smallest;
+                smallest = current;
+            } else if (current < secondSmallest && current != smallest) {
+                secondSmallest = current;
+            }
+        }
+        if (secondSmallest == Integer.MAX_VALUE) {
+            System.out.println("Array does not have a second smallest element");
+        } else {
+            System.out.println("Smallest: " + smallest);
+            System.out.println("Second Smallest: "+ secondSmallest);
+        }
+    }
+
+    public static void main(String[] args) {
+        int[] numbers = {-3, -2, -2, -1, 0, 1, 2, 3, 3, 4};
+        int[] numbers_2 = {1, 2, 3, 4, 5};
+        findTwoSmallest(numbers);
+        findTwoSmallest(numbers_2);
+    }
+}