Leetcode Problem Index

#	Title	Solution	Difficulty
0001	Two Sum	Python	Easy
0003	Longest Substring Without Repeating Characters	Python	Medium
0011	Container With Most Water	Python	Medium
0014	Longest Common Prefix	Python	Easy
0015	3Sum	Python	Medium
0020	Valid Parentheses	Python	Easy
0033	Search in Rotated Sorted Array	Python	Medium
0036	Valid Sudoku	Python	Medium
0042	Trapping Rain Water	Python	Hard
0049	Group Anagrams	Python	Medium
0056	Merge Intervals	Python	Medium
0076	Minimum Window Substring	Python	Hard
0121	Best Time to Buy and Sell Stock	Python	Easy
0125	Valid Palindrome	Python	Easy
0128	Longest Consecutive Sequence	Python	Medium
0150	Evaluate Reverse Polish Notation	Python	Medium
0153	Find Minimum in Rotated Sorted Array	Python	Medium
0155	Min Stack	Python	Medium
0167	Two Sum II - Input Array Is Sorted	Python	Medium
0217	Contains Duplicate	Python	Easy
0238	Product of Array Except Self	Python	Medium
0242	Valid Anagram	Python	Easy
0347	Top K Frequent Elements	Python	Medium
0424	Longest Repeating Character Replacement	Python	Medium
0739	Daily Temperatures	Python	Medium
0853	Car Fleet	Python	Medium
1929	Concatenation of Array	Python	Easy

Codeforces Problem Index

#	Question Name	Rating	Topics	Solution
2166B	Tab Closing	900	math	C++
2232A	Convergence	N/A	greedy, sortings	C++
2232B	Cake Leveling	N/A	binary search, greedy, math	C++
2232C1	Seating Arrangement (Easy Version)	N/A	binary search, dp, greedy, two pointers	C++
2229A	Slimes on a Line	800	brute force, greedy, math	C++