Week03 homework

Author: protagonist9

Week03/sequences_tarik_bozgan.py

@@ -0,0 +1,22 @@
+def remove_duplicates(list):
+    seen = set()
+    result = []
+    for item in list:
+        if item not in seen:
+            seen.add(item)
+            result.append(item)
+    return result
+
+
+def count_occurrences(list):
+    counts = {}
+    for item in list:
+        counts[item] = counts.get(item, 0) + 1
+    return counts
+
+
+def reverse_dict(dict):
+    reversed_dict = {}
+    for key, value in dict.items():
+        reversed_dict[value] = key
+    return reversed_dict