2.12 Math

Math #

No.TitleSolutionDifficultyTimeComplexitySpaceComplexityFavoriteAcceptance
0002Add Two NumbersGoMediumO(n)O(1)36.3%
0007Reverse IntegerGoEasy26.1%
0009Palindrome NumberGoEasy50.7%
0012Integer to RomanGoMedium57.7%
0013Roman to IntegerGoEasy57.4%
0029Divide Two IntegersGoMedium17.0%
0043Multiply StringsGoMedium35.6%
0048Rotate ImageGoMedium62.3%
0050Pow(x, n)GoMediumO(log n)O(1)31.3%
0060Permutation SequenceGoHardO(n log n)O(1)40.2%
0062Unique PathsGoMedium57.1%
0066Plus OneGoEasy42.1%
0067Add BinaryGoEasy48.0%
0069Sqrt(x)GoEasyO(log n)O(1)35.8%
0070Climbing StairsGoEasy49.1%
0089Gray CodeGoMedium53.4%
0096Unique Binary Search TreesGoMedium55.3%
0150Evaluate Reverse Polish NotationGoMedium39.8%
0168Excel Sheet Column TitleGoEasy32.4%
0171Excel Sheet Column NumberGoEasy57.7%
0172Factorial Trailing ZeroesGoEasy39.3%
0189Rotate ArrayGoMedium36.9%
0202Happy NumberGoEasyO(log n)O(1)51.7%
0204Count PrimesGoEasy32.8%
0223Rectangle AreaGoMedium38.7%
0224Basic CalculatorGoHardO(n)O(n)38.7%
0227Basic Calculator IIGoMedium39.2%
0231Power of TwoGoEasyO(1)O(1)43.8%
0258Add DigitsGoEasy59.2%
0263Ugly NumberGoEasyO(log n)O(1)41.7%
0264Ugly Number IIGoMedium43.4%
0268Missing NumberGoEasy56.3%
0279Perfect SquaresGoMedium49.8%
0326Power of ThreeGoEasyO(1)O(1)42.6%
0342Power of FourGoEasy42.2%
0343Integer BreakGoMediumO(n^2)O(n)51.7%
0357Count Numbers with Unique DigitsGoMediumO(1)O(1)49.4%
0367Valid Perfect SquareGoEasy42.4%
0368Largest Divisible SubsetGoMedium38.7%
0371Sum of Two IntegersGoMedium50.6%
0372Super PowGoMedium37.0%
0405Convert a Number to HexadecimalGoEasy44.9%
0412Fizz BuzzGoEasy64.5%
0423Reconstruct Original Digits from EnglishGoMedium51.2%
0441Arranging CoinsGoEasy42.9%
0445Add Two Numbers IIGoMedium57.1%
0447Number of BoomerangsGoMedium52.7%
0453Minimum Moves to Equal Array ElementsGoEasy51.7%
0462Minimum Moves to Equal Array Elements IIGoMedium55.7%
0470Implement Rand10() Using Rand7()GoMedium46.2%
0477Total Hamming DistanceGoMedium51.0%
0478Generate Random Point in a CircleGoMedium39.1%
0483Smallest Good BaseGoHard36.7%
0497Random Point in Non-overlapping RectanglesGoMedium39.1%
0507Perfect NumberGoEasy36.7%
0509Fibonacci NumberGoEasy67.8%
0523Continuous Subarray SumGoMedium25.4%
0528Random Pick with WeightGoMedium45.1%
0537Complex Number MultiplicationGoMedium68.6%
0598Range Addition IIGoEasy50.5%
0628Maximum Product of Three NumbersGoEasyO(n)O(1)46.7%
0633Sum of Square NumbersGoMedium32.9%
0667Beautiful Arrangement IIGoMedium59.0%
0710Random Pick with BlacklistGoHard33.2%
0762Prime Number of Set Bits in Binary RepresentationGoEasy65.1%
0775Global and Local InversionsGoMedium46.0%
0781Rabbits in ForestGoMedium56.2%
0793Preimage Size of Factorial Zeroes FunctionGoHard40.6%
0810Chalkboard XOR GameGoHard51.1%
0812Largest Triangle AreaGoEasy59.2%
0836Rectangle OverlapGoEasy42.7%
0869Reordered Power of 2GoMedium61.3%
0877Stone GameGoMedium67.7%
0878Nth Magical NumberGoHard29.1%
0887Super Egg DropGoHard26.9%
0891Sum of Subsequence WidthsGoHardO(n log n)O(1)33.4%
0892Surface Area of 3D ShapesGoEasy60.3%
0910Smallest Range IIGoMedium31.4%
0914X of a Kind in a Deck of CardsGoEasy33.7%
0920Number of Music PlaylistsGoHard48.4%
0927Three Equal PartsGoHard34.8%
0942DI String MatchGoEasyO(n)O(1)74.3%
0952Largest Component Size by Common FactorGoHard36.5%
0970Powerful IntegersGoMedium43.4%
0973K Closest Points to OriginGoMedium65.1%
0976Largest Perimeter TriangleGoEasyO(n log n)O(log n)59.5%
0989Add to Array-Form of IntegerGoEasy45.1%
0991Broken CalculatorGoMedium49.8%
0996Number of Squareful ArraysGoHardO(n log n)O(n)48.7%
1006Clumsy FactorialGoMedium54.1%
1017Convert to Base -2GoMedium59.4%
1025Divisor GameGoEasyO(1)O(1)66.3%
1030Matrix Cells in Distance OrderGoEasy68.5%
1037Valid BoomerangGoEasy37.4%
1040Moving Stones Until Consecutive IIGoMedium54.8%
1073Adding Two Negabinary NumbersGoMedium34.9%
1093Statistics from a Large SampleGoMedium47.6%
1137N-th Tribonacci NumberGoEasy55.8%
1154Day of the YearGoEasy49.8%
1175Prime ArrangementsGoEasy51.9%
1185Day of the WeekGoEasy60.2%
1201Ugly Number IIIGoMedium26.8%
1217Minimum Cost to Move Chips to The Same PositionGoEasy70.6%
1232Check If It Is a Straight LineGoEasy42.7%
1252Cells with Odd Values in a MatrixGoEasy78.5%
1266Minimum Time Visiting All PointsGoEasy79.3%
1281Subtract the Product and Sum of Digits of an IntegerGoEasy85.6%
1290Convert Binary Number in a Linked List to IntegerGoEasy81.7%
1304Find N Unique Integers Sum up to ZeroGoEasy76.5%
1317Convert Integer to the Sum of Two No-Zero IntegersGoEasy57.2%
1442Count Triplets That Can Form Two Arrays of Equal XORGoMedium73.0%
1486XOR Operation in an ArrayGoEasy83.9%
1512Number of Good PairsGoEasy87.6%
1551Minimum Operations to Make Array EqualGoMedium80.5%
1573Number of Ways to Split a StringGoMedium31.3%
1648Sell Diminishing-Valued Colored BallsGoMedium31.4%
1680Concatenation of Consecutive Binary NumbersGoMedium52.2%
1685Sum of Absolute Differences in a Sorted ArrayGoMedium63.7%
1688Count of Matches in TournamentGoEasy81.9%
1690Stone Game VIIGoMedium58.6%
1716Calculate Money in Leetcode BankGoEasy64.1%
1742Maximum Number of Balls in a BoxGoEasy73.2%
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