2.12 Math

Math #

No.TitleSolutionDifficultyTimeComplexitySpaceComplexityFavoriteAcceptance
0002Add Two NumbersGoMediumO(n)O(1)37.3%
0007Reverse IntegerGoMedium26.2%
0009Palindrome NumberGoEasy51.7%
0012Integer to RomanGoMedium58.5%
0013Roman to IntegerGoEasy57.7%
0029Divide Two IntegersGoMedium17.0%
0043Multiply StringsGoMedium36.9%
0048Rotate ImageGoMedium64.4%
0050Pow(x, n)GoMediumO(log n)O(1)31.7%
0060Permutation SequenceGoHardO(n log n)O(1)41.1%
0062Unique PathsGoMedium58.6%
0066Plus OneGoEasy42.2%
0067Add BinaryGoEasy49.0%
0069Sqrt(x)GoEasyO(log n)O(1)36.0%
0070Climbing StairsGoEasy50.2%
0089Gray CodeGoMedium54.3%
0096Unique Binary Search TreesGoMedium57.3%
0150Evaluate Reverse Polish NotationGoMedium40.9%
0168Excel Sheet Column TitleGoEasy33.1%
0171Excel Sheet Column NumberGoEasy58.6%
0172Factorial Trailing ZeroesGoMedium40.0%
0189Rotate ArrayGoMedium37.3%
0202Happy NumberGoEasyO(log n)O(1)52.3%
0204Count PrimesGoMedium32.8%
0223Rectangle AreaGoMedium39.5%
0224Basic CalculatorGoHardO(n)O(n)39.7%
0227Basic Calculator IIGoMedium40.1%
0231Power of TwoGoEasyO(1)O(1)44.1%
0258Add DigitsGoEasy59.9%
0263Ugly NumberGoEasyO(log n)O(1)41.8%
0264Ugly Number IIGoMedium44.4%
0268Missing NumberGoEasy57.9%
0279Perfect SquaresGoMedium51.2%
0319Bulb SwitcherGoMedium46.6%
0326Power of ThreeGoEasyO(1)O(1)42.9%
0342Power of FourGoEasy42.9%
0343Integer BreakGoMediumO(n^2)O(n)52.8%
0357Count Numbers with Unique DigitsGoMediumO(1)O(1)50.0%
0367Valid Perfect SquareGoEasy42.7%
0368Largest Divisible SubsetGoMedium40.1%
0371Sum of Two IntegersGoMedium50.7%
0372Super PowGoMedium37.5%
0384Shuffle an ArrayGoMedium56.1%
0405Convert a Number to HexadecimalGoEasy45.3%
0412Fizz BuzzGoEasy65.5%
0423Reconstruct Original Digits from EnglishGoMedium51.5%
0441Arranging CoinsGoEasy44.7%
0445Add Two Numbers IIGoMedium57.9%
0447Number of BoomerangsGoMedium53.2%
0453Minimum Moves to Equal Array ElementsGoMedium52.8%
0458Poor PigsGoHard55.2%
0462Minimum Moves to Equal Array Elements IIGoMedium56.2%
0470Implement Rand10() Using Rand7()GoMedium46.4%
0477Total Hamming DistanceGoMedium51.6%
0478Generate Random Point in a CircleGoMedium39.1%
0483Smallest Good BaseGoHard37.4%
0492Construct the RectangleGoEasy51.9%
0497Random Point in Non-overlapping RectanglesGoMedium39.1%
0507Perfect NumberGoEasy37.3%
0509Fibonacci NumberGoEasy67.8%
0523Continuous Subarray SumGoMedium26.3%
0528Random Pick with WeightGoMedium45.7%
0537Complex Number MultiplicationGoMedium70.9%
0598Range Addition IIGoEasy54.3%
0628Maximum Product of Three NumbersGoEasyO(n)O(1)46.7%
0633Sum of Square NumbersGoMedium34.7%
0667Beautiful Arrangement IIGoMedium59.2%
0710Random Pick with BlacklistGoHard33.1%
0762Prime Number of Set Bits in Binary RepresentationGoEasy65.9%
0775Global and Local InversionsGoMedium45.7%
0781Rabbits in ForestGoMedium55.8%
0793Preimage Size of Factorial Zeroes FunctionGoHard41.1%
0810Chalkboard XOR GameGoHard52.1%
0812Largest Triangle AreaGoEasy59.5%
0836Rectangle OverlapGoEasy42.9%
0869Reordered Power of 2GoMedium61.3%
0877Stone GameGoMedium68.7%
0878Nth Magical NumberGoHard29.6%
0887Super Egg DropGoHard27.0%
0891Sum of Subsequence WidthsGoHardO(n log n)O(1)34.1%
0892Surface Area of 3D ShapesGoEasy60.9%
0910Smallest Range IIGoMedium32.0%
0914X of a Kind in a Deck of CardsGoEasy33.6%
0920Number of Music PlaylistsGoHard48.8%
0927Three Equal PartsGoHard39.2%
0942DI String MatchGoEasyO(n)O(1)75.1%
0952Largest Component Size by Common FactorGoHard40.4%
0970Powerful IntegersGoMedium43.4%
0973K Closest Points to OriginGoMedium65.7%
0976Largest Perimeter TriangleGoEasyO(n log n)O(log n)60.0%
0989Add to Array-Form of IntegerGoEasy45.2%
0991Broken CalculatorGoMedium50.0%
0996Number of Squareful ArraysGoHardO(n log n)O(n)49.1%
1006Clumsy FactorialGoMedium54.3%
1017Convert to Base -2GoMedium59.7%
1025Divisor GameGoEasyO(1)O(1)66.4%
1030Matrix Cells in Distance OrderGoEasy68.8%
1037Valid BoomerangGoEasy37.4%
1040Moving Stones Until Consecutive IIGoMedium54.9%
1073Adding Two Negabinary NumbersGoMedium35.1%
1093Statistics from a Large SampleGoMedium46.4%
1104Path In Zigzag Labelled Binary TreeGoMedium74.0%
1137N-th Tribonacci NumberGoEasy61.1%
1154Day of the YearGoEasy50.8%
1175Prime ArrangementsGoEasy52.2%
1185Day of the WeekGoEasy59.2%
1201Ugly Number IIIGoMedium27.4%
1217Minimum Cost to Move Chips to The Same PositionGoEasy70.7%
1232Check If It Is a Straight LineGoEasy42.3%
1252Cells with Odd Values in a MatrixGoEasy78.5%
1266Minimum Time Visiting All PointsGoEasy79.2%
1281Subtract the Product and Sum of Digits of an IntegerGoEasy85.7%
1290Convert Binary Number in a Linked List to IntegerGoEasy81.8%
1304Find N Unique Integers Sum up to ZeroGoEasy76.6%
1317Convert Integer to the Sum of Two No-Zero IntegersGoEasy57.4%
1442Count Triplets That Can Form Two Arrays of Equal XORGoMedium73.9%
1486XOR Operation in an ArrayGoEasy84.0%
1512Number of Good PairsGoEasy87.7%
1551Minimum Operations to Make Array EqualGoMedium80.7%
1573Number of Ways to Split a StringGoMedium31.5%
1648Sell Diminishing-Valued Colored BallsGoMedium31.5%
1680Concatenation of Consecutive Binary NumbersGoMedium52.5%
1685Sum of Absolute Differences in a Sorted ArrayGoMedium64.6%
1688Count of Matches in TournamentGoEasy82.4%
1690Stone Game VIIGoMedium58.8%
1716Calculate Money in Leetcode BankGoEasy64.3%
1742Maximum Number of Balls in a BoxGoEasy73.3%
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