diff --git a/HSKIM/31to40/34.py b/HSKIM/31to40/34.py
new file mode 100644
index 0000000..47abeb7
--- /dev/null
+++ b/HSKIM/31to40/34.py
@@ -0,0 +1,11 @@
+def solution(nums):
+    answer = 0
+    size = len(nums) // 2
+    pokemon = set(nums)
+
+    answer = min(size, len(pokemon))
+
+    return answer
+
+nums = [3,1,2,3]
+print(solution(nums))
\ No newline at end of file