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You have solved 35/ 44 problems.

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	#	Title	Acceptance	Difficulty	Frequency
	339	Nested List Weight Sum	60.1%	Easy
	244	Shortest Word Distance II	35.2%	Medium
	364	Nested List Weight Sum II	50.4%	Medium
	170	Two Sum III - Data structure design	23.0%	Easy
	156	Binary Tree Upside Down	43.0%	Medium
	256	Paint House	45.9%	Easy
	243	Shortest Word Distance	51.1%	Easy
	254	Factor Combinations	41.0%	Medium
	245	Shortest Word Distance III	49.5%	Medium
	205	Isomorphic Strings	32.7%	Easy
	297	Serialize and Deserialize Binary Tree	32.1%	Hard
	53	Maximum Subarray	39.0%	Easy
	50	Pow(x, n)	26.9%	Medium
	366	Find Leaves of Binary Tree	57.7%	Medium
	68	Text Justification	18.3%	Hard
	56	Merge Intervals	28.8%	Medium
	65	Valid Number	12.6%	Hard
	311	Sparse Matrix Multiplication	50.8%	Medium
	277	Find the Celebrity	35.4%	Medium
	187	Repeated DNA Sequences	30.0%	Medium
	149	Max Points on a Line	15.6%	Hard
	464	Can I Win	23.3%	Medium
	34	Search for a Range	30.9%	Medium
	102	Binary Tree Level Order Traversal	37.5%	Medium
	152	Maximum Product Subarray	24.7%	Medium
	1	Two Sum	30.9%	Easy
	33	Search in Rotated Sorted Array	32.1%	Medium
	150	Evaluate Reverse Polish Notation	26.1%	Medium
	236	Lowest Common Ancestor of a Binary Tree	29.4%	Medium
	76	Minimum Window Substring	24.1%	Hard
	238	Product of Array Except Self	47.5%	Medium
	101	Symmetric Tree	37.3%	Easy
	46	Permutations	41.0%	Medium
	104	Maximum Depth of Binary Tree	51.2%	Easy
	198	House Robber	37.7%	Easy
	127	Word Ladder	19.2%	Medium
	103	Binary Tree Zigzag Level Order Traversal	32.7%	Medium
	57	Insert Interval	26.6%	Hard
	23	Merge k Sorted Lists	26.2%	Hard
	21	Merge Two Sorted Lists	38.2%	Easy
	47	Permutations II	31.3%	Medium
	173	Binary Search Tree Iterator	39.5%	Medium
	367	Valid Perfect Square	37.6%	Easy
	515	Find Largest Value in Each Tree Row	52.7%	Medium