Added switch and ternary operators in java

Java/java-basics/JavaSwitchStatement.java

@@ -0,0 +1,47 @@
+import java.util.*;
+import java.time.DayOfWeek;
+
+public class JavaSwitchStatement {
+    public static void main(String[] args) {
+        int day = 2;
+        switch (day) {
+            case 1:
+                System.out.println("Monday");
+                break;
+            case 2:
+                System.out.println("Tuesday");
+                break;
+            case 3:
+                System.out.println("Wednesday");
+                break;
+            default:
+                System.out.println("Invalid day");
+                break;
+        }
+    }
+
+    public static void switchExample(String[] args) {
+        DayOfWeek today = DayOfWeek.SATURDAY;
+        switch (today) {
+            case MONDAY:
+                System.out.println("Today is Monday, time to go back to work.");
+                break;
+            case TUESDAY:
+            case WEDNESDAY:
+            case THURSDAY:
+                System.out.println("Today is a weekday, time to work.");
+                break;
+            case FRIDAY:
+                System.out.println("Today is Friday, time to finish up and relax.");
+                break;
+            case SATURDAY:
+            case SUNDAY:
+                System.out.println("Today is the weekend, time to have fun!");
+                break;
+            default:
+                System.out.println("Invalid day of the week.");
+                break;
+        }
+    }
+
+}

Java/java-basics/TernaryOperator.java

@@ -0,0 +1,15 @@
+import java.util.*;
+
+public class TernaryOperator {
+    public static void main(String[] args) {
+        int x = 10;
+        int y = (x > 5) ? 100 : 200;
+    }
+
+    public static void nestedTernaryOperator() {
+        int x = 10;
+        int y = 20;
+        int z = (x > 5) ? (y > 10 ? 30 : 40) : 50;
+    }
+
+}