suggest folder structure

Author: DaleSeo

best-time-to-buy-and-sell-stock/Bumsu-Yi.py

@@ -0,0 +1,3 @@
+"""
+https://leetcode.com/problems/best-time-to-buy-and-sell-stock/
+"""

contains-duplicate/Bumsu-Yi.py

@@ -0,0 +1,3 @@
+"""
+https://leetcode.com/problems/contains-duplicate/
+"""

sam_lee/Contains_Duplicate.py

@@ -0,0 +1,3 @@
+"""
+https://leetcode.com/problems/two-sum/
+"""

sam_lee/Group_Anagrams.py

@@ -0,0 +1,3 @@
+"""
+https://leetcode.com/problems/valid-anagram/
+"""

sam_lee/Two_Sum

@@ -0,0 +1,3 @@
+"""
+https://leetcode.com/problems/valid-palindrome/
+"""