Math

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#	Title	Acceptance	Difficulty
645	Set Mismatch Hash Table Math	41.9%	Easy
640	Solve the Equation Math	39.4%	Medium
634	Find the Derangement of An Array Math	31.2%	Medium
633	Sum of Square Numbers Math	31.5%	Easy
628	Maximum Product of Three Numbers Array Math	45.1%	Easy
625	Minimum Factorization Recursion Math	29.7%	Medium
598	Range Addition II Math	48.6%	Easy
593	Valid Square Math	39.5%	Medium
592	Fraction Addition and Subtraction Math	46.5%	Medium
573	Squirrel Simulation Math	51.3%	Medium
553	Optimal Division Math String	55.0%	Medium
537	Complex Number Multiplication Math String	64.5%	Medium
535	Encode and Decode TinyURL Hash Table Math	74.1%	Medium
523	Continuous Subarray Sum Dynamic Programming Math	22.5%	Medium
517	Super Washing Machines Dynamic Programming Math	36.7%	Hard
507	Perfect Number Math	33.7%	Easy
483	Smallest Good Base Binary Search Math	32.3%	Hard
469	Convex Polygon Math	32.0%	Medium
462	Minimum Moves to Equal Array Elements II Math	51.4%	Medium
453	Minimum Moves to Equal Array Elements Math	47.4%	Easy
441	Arranging Coins Binary Search Math	36.3%	Easy
423	Reconstruct Original Digits from English Math	43.9%	Medium
415	Add Strings Math	41.3%	Easy
413	Arithmetic Slices Dynamic Programming Math	54.7%	Medium
400	Nth Digit Math	30.1%	Easy
397	Integer Replacement Math Bit Manipulation	30.0%	Medium
396	Rotate Function Math	32.4%	Medium
372	Super Pow Math	34.2%	Medium
368	Largest Divisible Subset Dynamic Programming Math	33.7%	Medium
367	Valid Perfect Square Binary Search Math	38.1%	Easy
365	Water and Jug Problem Math	27.3%	Medium
360	Sort Transformed Array Math Two Pointers	44.0%	Medium
357	Count Numbers with Unique Digits Dynamic Programming Backtracking Math	45.9%	Medium
356	Line Reflection Hash Table Math	30.1%	Medium
343	Integer Break Dynamic Programming Math	45.9%	Medium
335	Self Crossing Math	25.1%	Hard
326	Power of Three Math	40.1%	Easy
319	Bulb Switcher Math Brainteaser	42.4%	Medium
313	Super Ugly Number Math Heap	37.7%	Medium
296	Best Meeting Point Math Sort	51.6%	Hard
279	Perfect Squares Dynamic Programming Breadth-first Search Math	36.6%	Medium
273	Integer to English Words Math String	22.0%	Hard
268	Missing Number Array Math Bit Manipulation	44.2%	Easy
264	Ugly Number II Dynamic Programming Heap Math	32.5%	Medium
263	Ugly Number Math	39.1%	Easy
258	Add Digits Math	51.1%	Easy
248	Strobogrammatic Number III Math Recursion	31.7%	Hard
247	Strobogrammatic Number II Math Recursion	39.7%	Medium
246	Strobogrammatic Number Hash Table Math	39.7%	Easy
233	Number of Digit One Math	28.3%	Hard
231	Power of Two Math Bit Manipulation	40.1%	Easy
224	Basic Calculator Stack Math	26.9%	Hard
223	Rectangle Area Math	32.8%	Medium
204	Count Primes Hash Table Math	26.5%	Easy
202	Happy Number Hash Table Math	40.5%	Easy
172	Factorial Trailing Zeroes Math	35.9%	Easy
171	Excel Sheet Column Number Math	46.9%	Easy
168	Excel Sheet Column Title Math	25.8%	Easy
166	Fraction to Recurring Decimal Hash Table Math	17.4%	Medium
149	Max Points on a Line Hash Table Math	15.3%	Hard
69	Sqrt(x) Binary Search Math	27.7%	Easy
67	Add Binary Math String	32.2%	Easy
66	Plus One Array Math	38.5%	Easy
65	Valid Number Math String	12.7%	Hard
60	Permutation Sequence Backtracking Math	28.3%	Medium
50	Pow(x, n) Binary Search Math	26.4%	Medium
43	Multiply Strings Math String	27.0%	Medium
29	Divide Two Integers Math Binary Search	16.0%	Medium
13	Roman to Integer Math String	45.5%	Easy
12	Integer to Roman Math String	44.5%	Medium
9	Palindrome Number Math	35.2%	Easy
8	String to Integer (atoi) Math String	14.0%	Medium
7	Reverse Integer Math	24.3%	Easy
2	Add Two Numbers Linked List Math	27.6%	Medium