diff --git a/Lesson20/pactice/part01/02_task_symbols.md b/Lesson20/pactice/part01/02_task_symbols.md
index 7df8017..32422cd 100644
--- a/Lesson20/pactice/part01/02_task_symbols.md
+++ b/Lesson20/pactice/part01/02_task_symbols.md
@@ -33,6 +33,17 @@ side = 2
 ```
 ### Решение задачи
 
-```python
+
 # TODO: you code here...
-```
\ No newline at end of file
+side = int(input("side :"))
+
+if 2 <= side <= 15:
+    for i in range(side):
+        print(" " * (side - i - 1) + "+" + " " * (i * 2) + "+")
+    for i in range(side - 2, -1, -1):
+        print(" " * (side - i - 1) + "+" + " " * (i * 2) + "+")
+
+
+
+else:
+    print("side должна быть от 3 до 14.")