上传文件至 'w4'

3 weeks ago · d5528fc68c
2 changed files with 20 additions and 0 deletions
--- a/w4/Report.docx
+++ b/w4/Report.docx
--- a/w4/视图.txt
+++ b/w4/视图.txt
@ -0,0 +1,20 @@
+----------------+
+|     <<abstract>>     |
+|       Shape        |
+----------------+
+|                    |
+| + getArea(): double (abstract) |
+| + display()                |
+----------------+
+          ▲
+          │
+    +-----+-----+-----+
+    |           |     |
+----------+ +----------+ +----------+
+|  Circle  | | Rectangle| | Triangle |
+----------+ +----------+ +----------+
+| -radius  | | -width   | | -sideA   |
+|          | | -height  | | -sideB   |
+| +getArea()| | +getArea()| | -sideC   |
+----------+ +----------+ | +getArea()|
+                           +----------+