Week 01: top-k-frequent-elements solution

Author: mandel-17

top-k-frequent-elements/mandel-17.py

@@ -0,0 +1,13 @@
+from typing import List
+
+class Solution:
+    def topKFrequent(self, nums: List[int], k: int) -> List[int]:
+        nums_dict = {}
+        for n in nums:
+          if n not in nums_dict.keys():
+            nums_dict[n] = 1
+          else:
+            nums_dict[n] += 1
+
+        frequent_rank = sorted(nums_dict.items(), key=lambda item:item[1], reverse=True)
+        return [frequent_rank[j][0] for j in range(k)]