Add all 23 GoF design pattern implementations

2026-07-25 10:50:29 +05:30
commit f5688a6b32
164 changed files with 4371 additions and 0 deletions
--- a/03-behavioral/visitor/Shape.java
+++ b/03-behavioral/visitor/Shape.java
@@ -0,0 +1,7 @@
+package visitor;
+
+/** Element interface — accepts a visitor */
+public interface Shape {
+    void accept(ShapeVisitor visitor);
+    String getName();
+}