count chars

SanjarH · SanjarH · commit 2ed89e5c8e54 · 2023-03-01T23:38:21.000+01:00
diff --git a/dupl_count.py b/dupl_count.py
@@ -0,0 +1,21 @@
+# Learn Python together
+
+"""Write a function that will return the count of distinct 
+case-insensitive alphabetic charactersand numeric digits 
+that occur more than once in the input string."""
+
+# Solution
+
+def duplicate_count(text):
+    # convert text to lowecase
+    text = text.lower()
+    
+    # using a set comprehesion to get a set of chars 
+    duplicates = {char for char in text if text.count(char) > 1}
+    
+    return len(duplicates)
+
+# check
+
+print(duplicate_count('Abcdaa'))
+print(duplicate_count('PythonnnssDD!!'))
