Create 771. Jewels and Stones.py

Author: TylerJSimpson

python/easy/771. Jewels and Stones.py

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+class Solution:
+    def numJewelsInStones(self, jewels: str, stones: str) -> int:
+        jewels_list = list(jewels)
+        stones_list = list(stones)
+        jewel_count = 0
+        for stone in stones_list:
+            if stone in jewels_list:
+                jewel_count += 1
+        return jewel_count