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Standart-Input-And-Classes/.gitignore

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+### IntelliJ IDEA ###
+out/
+!**/src/main/**/out/
+!**/src/test/**/out/
+.kotlin
+
+### Eclipse ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+bin/
+!**/src/main/**/bin/
+!**/src/test/**/bin/
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+
+### VS Code ###
+.vscode/
+
+### Mac OS ###
+.DS_Store

Standart-Input-And-Classes/Standart-Input-And-Classes.iml

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+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

Standart-Input-And-Classes/src/Employee.java

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+class Employee {
+    private String name;
+    private String email;
+    private int age;
+    private double salary;
+
+    public Employee(String name, String email, int age, double salary) {
+        setName(name);
+        setEmail(email);
+        setAge(age);
+        setSalary(salary);
+    }
+
+    public String getName() { return name; }
+    public String getEmail() { return email; }
+    public int getAge() { return age; }
+    public double getSalary() { return salary; }
+
+    public void setName(String name) {
+        if (name == null || name.isBlank()) {
+            throw new IllegalArgumentException("Name can't be empty");
+        }
+        this.name = name;
+    }
+
+    public void setEmail(String email) {
+        if (email == null || email.isBlank() || !email.contains("@")) {
+            throw new IllegalArgumentException("Email must contain '@'");
+        }
+        this.email = email;
+    }
+
+    public void setAge(int age) {
+        if (age <= 0 || age >= 200) {
+            throw new IllegalArgumentException("Age must be between 1 and 199");
+        }
+        this.age = age;
+    }
+
+    public void setSalary(double salary) {
+        if (salary <= 0) {
+            throw new IllegalArgumentException("Salary must be greater than 0");
+        }
+        this.salary = salary;
+    }
+}

Standart-Input-And-Classes/src/Intern.java

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+public class Intern extends Employee{
+
+    public static final double MAX_SALARY = 2000.0;
+
+    public Intern(String name, String email, int age, double salary) {
+        super(name, email, age, salary);
+    }
+
+    @Override
+    public void setSalary(double salary) {
+        super.setSalary(validateSalary(salary));
+    }
+
+    private static double validateSalary(double salary) {
+        if (salary > MAX_SALARY) {
+            throw new IllegalArgumentException("Intern salary cannot exceed " + MAX_SALARY);
+        }
+        return salary;
+    }
+}

Standart-Input-And-Classes/src/Main.java

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+import java.io.BufferedWriter;
+import java.io.FileWriter;
+import java.io.IOException;
+
+public class Main {
+    public static void main(String[] args) {
+        Employee[] employees = new Employee[] {
+                new Employee("Alice Johnson", "alice@company.com", 28, 52000),
+                new Employee("Bob Smith", "bob@company.com", 35, 68000),
+                new Employee("Cathy Brown", "cathy@company.com", 24, 47000),
+                new Employee("David Lee", "david@company.com", 41, 82000),
+                new Employee("David Lee", "david@company.com", 41, 82000),
+                new Employee("David Lee", "david@company.com", 41, 82000),
+                new Employee("David Lee", "david@company.com", 41, 82000),
+                new Employee("David Lee", "david@company.com", 41, 82000),
+                new Employee("David Lee", "david@company.com", 41, 82000),
+                new Employee("David Lee", "david@company.com", 41, 82000),
+
+        };
+
+        try (BufferedWriter writer = new BufferedWriter(new FileWriter("employees.txt"))) {
+            for (Employee e : employees) {
+                writer.write("Name: " + e.getName() + " "
+                        + "Email: " + e.getEmail() + " "
+                        + "Age: " + e.getAge() + " "
+                        + "Salary: " + e.getSalary());
+                writer.newLine();
+            }
+        } catch (IOException ex) {
+            System.err.println("Failed to write employees.txt: " + ex.getMessage());
+        }
+        }
+    }

employees.txt

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+Name: Alice Johnson Email: alice@company.com Age: 28 Salary: 52000.0
+Name: Bob Smith Email: bob@company.com Age: 35 Salary: 68000.0
+Name: Cathy Brown Email: cathy@company.com Age: 24 Salary: 47000.0
+Name: David Lee Email: david@company.com Age: 41 Salary: 82000.0
+Name: David Lee Email: david@company.com Age: 41 Salary: 82000.0
+Name: David Lee Email: david@company.com Age: 41 Salary: 82000.0
+Name: David Lee Email: david@company.com Age: 41 Salary: 82000.0
+Name: David Lee Email: david@company.com Age: 41 Salary: 82000.0
+Name: David Lee Email: david@company.com Age: 41 Salary: 82000.0
+Name: David Lee Email: david@company.com Age: 41 Salary: 82000.0

lab-java-standard-input-and-classes.iml

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+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/Standart-Input-And-Classes/src" isTestSource="false" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>