3Fibonacci NumberEasyMathDynamic ProgrammingRecursion
Solve → 4Count the Number of Ideal ArraysHardMathDynamic ProgrammingCombinatorics
Solve → 5Climbing StairsEasyMathDynamic ProgrammingMemoization
Solve → 6Sqrt(x)EasyMathBinary Search
Solve → 7Determine the Minimum Sum of a k-avoiding ArrayMediumMathGreedy
Solve → 8Greatest Common Divisor of StringsEasyMathString
Solve → 9Pow(x, n)MediumMathRecursion
Solve → 10Number of Beautiful Integers in the RangeHardMathDynamic Programming
Solve → 11Minimum Addition to Make Integer BeautifulMediumMathGreedy
Solve → 12Find the Minimum Possible Sum of a Beautiful ArrayMediumMathGreedy
Solve → 13Count the Number of Ideal ArraysHardMathDynamic ProgrammingCombinatorics
Solve → 14Determine the Minimum Sum of a k-avoiding ArrayMediumMathGreedy
Solve → 15Number of Beautiful Integers in the RangeHardMathDynamic Programming
Solve → 16Minimum Addition to Make Integer BeautifulMediumMathGreedy
Solve → 17Find the Minimum Possible Sum of a Beautiful ArrayMediumMathGreedy
Solve → 19Fibonacci NumberEasyMathDynamic ProgrammingRecursion
Solve → 21Climbing StairsEasyMathDynamic ProgrammingMemoization
Solve → 22Sqrt(x)EasyMathBinary Search
Solve → 23Greatest Common Divisor of StringsEasyMathString
Solve → 24Pow(x, n)MediumMathRecursion
Solve →