Fixed relative import issue

Author: mafshin

.gitignore

@@ -1,2 +1,3 @@
 .vscode
-__pycache__
+**/__pycache__/
+.DS_Store

problems/P001/p001_ui.py

@@ -1,6 +1,6 @@
 from nicegui import ui
 
-from P001.p001 import solution
+from p001_solution import solution
 
 class Options:
     def __init__(self):

problems/P002/p002_ui.py

@@ -1,6 +1,5 @@
 from nicegui import ui
-from P001.p001 import *
-from P002.p002 import add, divide, multiply, subtract
+from p002_solution import add, divide, multiply, subtract
 
 class Options:
     def __init__(self):

problems/problems_ui.py

@@ -1,3 +1,8 @@
+import os
+import sys
+for dir in [f for f in os.listdir('.') if os.path.isdir(os.path.join('.', f))]:
+    sys.path.append(dir)
+
 from nicegui import ui
 from P001 import p001_ui
 from P002 import p002_ui