Практика_3

src/practices/practice_3/task/task_1.java

@@ -0,0 +1,42 @@
+package practices.practice_3.task;
+
+public class task_1 {
+
+    public static void main(String[] args) {
+
+        byte byteValue = 5;
+        byte byteZero = 0;
+
+        short shortValue = 100;
+        short shortZero = 0;
+
+        int intValue = 1000;
+        int intZero = 0;
+
+        long longValue = 100000L;
+        long longZero = 0L;
+
+        float floatValue = 1.5f;
+        float floatZero = 0.0f;
+
+        double doubleValue = 2.75;
+        double doubleZero = 0.0;
+
+        char charValue = 'A';
+        char charZero = '\u0000';
+
+        boolean booleanValue = true;
+        boolean booleanZero = false;
+
+        System.out.println("byte: " + byteValue + ", zero: " + byteZero);
+        System.out.println("short: " + shortValue + ", zero: " + shortZero);
+        System.out.println("int: " + intValue + ", zero: " + intZero);
+        System.out.println("long: " + longValue + ", zero: " + longZero);
+
+        System.out.println("float: " + floatValue + ", zero: " + floatZero);
+        System.out.println("double: " + doubleValue + ", zero: " + doubleZero);
+
+        System.out.println("char: " + charValue + ", zero: '" + charZero + "'");
+        System.out.println("boolean: " + booleanValue + ", zero: " + booleanZero);
+    }
+}

src/practices/practice_3/task/task_2.java

@@ -0,0 +1,20 @@
+package practices.practice_3.task;
+
+public class task_2 {
+
+    public static void main(String[] args) {
+
+        String name =
+                "\u0410" +
+                "\u043B" +
+                "\u0435" +
+                "\u043A" +
+                "\u0441" +
+                "\u0430" +
+                "\u043D" +
+                "\u0434" +
+                "\u0440";
+
+        System.out.println(name);
+    }
+}

src/practices/practice_3/task/task_4.java

@@ -0,0 +1,17 @@
+package practices.practice_3.task;
+
+public class task_4 {
+    public static void main(String[] args) {
+
+        Integer year = 2025;
+        String result3 = "Год: " + year;
+        System.out.println(result3);
+
+        String text = "Возраст: ";
+        int age = 20;
+
+        String result1 = text + age;
+        System.out.println(result1);
+
+    }
+}

src/practices/practice_3/task/task_8.java

@@ -0,0 +1,28 @@
+package practices.practice_3.task;
+
+interface Flyable {
+    void fly();
+}
+
+class Sparrow implements Flyable {
+    @Override
+    public void fly() {
+        System.out.println("Воробей летает");
+    }
+}
+
+class Penguin {
+    public void swim() {
+        System.out.println("Пингвин плавает");
+    }
+}
+
+public class task_8 {
+    public static void main(String[] args) {
+        Flyable sparrow = new Sparrow();
+        sparrow.fly();
+
+        var penguin = new Penguin();
+        penguin.swim();
+    }
+}