top k frequent element

Author: EstherKim97

top-k-frequent-elements/EstherKim97.py

@@ -0,0 +1,17 @@
+class Solution(object):
+    def topKFrequent(self, nums, k):
+        unique_no = set(nums)
+        data = []
+
+        for i in unique_no:
+            count = 0
+            for j in nums:
+                if i == j:
+                    count += 1
+            data.append((count, i))
+        
+        data = sorted(data, reverse=True, key=lambda x:[1])
+
+        return [x[1] for x in data[:k]]
+        
+        #nums.count(i)