diff --git a/Lesson20/pactice/part01/01_task_symbols.md b/Lesson20/pactice/part01/01_task_symbols.md
index 12a63c1..efa7ef0 100644
--- a/Lesson20/pactice/part01/01_task_symbols.md
+++ b/Lesson20/pactice/part01/01_task_symbols.md
@@ -30,5 +30,11 @@ n = 3
 ### Решение задачи
 
 ```python
-# TODO: you code here...
-```
\ No newline at end of file
+n = int(input("n: ")) # n = 3
+
+for i in range(n):
+    if i == 0 or i == n-1:
+        print("*"*n)
+    else:
+        print("*"+ " "*(n-2) + "*")
+```