primeiro commit

389-find_the_difference/389.py

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+# 389. Find the Difference
+# https://leetcode.com/problems/find-the-difference
+#
+# You are given two strings s and t.
+#
+# String t is generated by random shuffling string s and then add one more letter at a random position.
+#
+# Return the letter that was added to t.
+
+def findTheDifference(s: str, t: str) -> str:
+    for i in range(len(t)):
+        if s.count(t[i]) != t.count(t[i]):
+            return t[i]
+    return ""