diff --git a/python_solution.py b/python_solution.py
index 2c14cc2..6b4dfe7 100644
--- a/python_solution.py
+++ b/python_solution.py
@@ -1,3 +1,18 @@
+# from pprint import pprint
+
+def fixType(s):
+    try:
+        return int(s)
+    except Exception:
+        try:
+            return float(s)
+        except Exception:
+            if s.lower() == 'true':
+                return True
+            elif s.lower() == 'false':
+                return False
+            else:
+                return s
 
 def refine_parameters(data: dict):
     '''Refine the parameters of a dictionary
@@ -8,5 +23,48 @@ def refine_parameters(data: dict):
     clean_dict = {}
 
     # Write your code here.
-
+    for i in data:
+        if isinstance(data[i], dict):
+            clean_dict[i] = refine_parameters(data[i])
+        elif isinstance(data[i], list):
+            clean_dict[i] = [fixType(s) for s in data[i]]
+        else:
+            clean_dict[i] = fixType(data[i])
+        
     return clean_dict
+
+# test_dict = {
+#     "personal_information": {
+#         "first_name": "Hack",
+#         "last_name": "North"
+#     },
+#     "grade": "90",
+#     "grade_scale": "100",
+#     "grading_scheme": "0",
+#     "has_ca_study_permit": "true",
+#     "has_us_study_permit": "true",
+#     "nationality": "NP",
+#     "only_direct": "false",
+#     "sort_by": "relevance",
+#     "student_id": "7419",
+#     "student_information_id": "29990",
+#     "studied_level": "grade_1",
+#     "eng_test": {
+#       "value": "toefl",
+#       "r": "9",
+#       "l": "9",
+#       "s": "9",
+#       "w": "9"
+#     },
+#     "countries": ["Canada", "USA"],
+#     "school_ids": ["2", "500", "1"],
+#     "school_types": ["1", "2", "3", "4"],
+#     "provinces": ["Ontario", "British Columbia"],
+#     "deadline": "2019-07-31",
+#     "intakes": {
+#       "subValue": "false",
+#       "value": ["2018-12-01", "2019-01-01", "2019-02-01", "2019-03-01", "2019-04-01", "2019-07-01"]
+#     }
+# }
+
+# pprint(refine_parameters(test_dict))
\ No newline at end of file