save project

diy.py

-def func(n):
-    if n==1:
-        return 1
-    return func(n-1)*n
-    
-        
\ No newline at end of file
+q={'q':18,'w':19}
+q['e']=18
+print(q)
+q['w']=18
+print(q)
+q={'w':18,'w':19}
+if 'e' in q:
+    print('r')
+else:
+    q['e']=20
+print(q)
\ No newline at end of file