68 docs tagged with "math"

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A Number After a Double Reversal

LeetCode 2238 | Difficulty: Easy

Add Binary

LeetCode 67 | Difficulty: Easy

Add Digits

LeetCode 258 | Difficulty: Easy

Add Strings

LeetCode 415 | Difficulty: Easy

Add Two Integers

LeetCode 2383 | Difficulty: Easy

Add Two Numbers

LeetCode 2 | Difficulty: Medium

Add Two Numbers II

LeetCode 445 | Difficulty: Medium

Angle Between Hands of a Clock

LeetCode 1446 | Difficulty: Medium

Basic Calculator

LeetCode 224 | Difficulty: Hard

Basic Calculator II

LeetCode 227 | Difficulty: Medium

Bulb Switcher

LeetCode 319 | Difficulty: Medium

Check If It Is a Straight Line

LeetCode 1349 | Difficulty: Easy

Climbing Stairs

LeetCode 70 | Difficulty: Easy

Count Integers With Even Digit Sum

LeetCode 2298 | Difficulty: Easy

Count Number of Homogenous Substrings

LeetCode 1885 | Difficulty: Medium

Count Number of Nice Subarrays

LeetCode 1370 | Difficulty: Medium

Count Numbers with Unique Digits

LeetCode 357 | Difficulty: Medium

Count Operations to Obtain Zero

LeetCode 2288 | Difficulty: Easy

Count Primes

LeetCode 204 | Difficulty: Medium

Evaluate Reverse Polish Notation

LeetCode 150 | Difficulty: Medium

Excel Sheet Column Number

LeetCode 171 | Difficulty: Easy

Excel Sheet Column Title

LeetCode 168 | Difficulty: Easy

Fibonacci Number

LeetCode 1013 | Difficulty: Easy

Find N Unique Integers Sum up to Zero

LeetCode 1426 | Difficulty: Easy

Fizz Buzz

LeetCode 412 | Difficulty: Easy

Gray Code

LeetCode 89 | Difficulty: Medium

Happy Number

LeetCode 202 | Difficulty: Easy

Integer to English Words

LeetCode 273 | Difficulty: Hard

Integer to Roman

LeetCode 12 | Difficulty: Medium

K Closest Points to Origin

LeetCode 1014 | Difficulty: Medium

K-th Symbol in Grammar

LeetCode 795 | Difficulty: Medium

Maximum Product of Three Numbers

LeetCode 628 | Difficulty: Easy

Minimum Area Rectangle

LeetCode 976 | Difficulty: Medium

Minimum Moves to Equal Array Elements

LeetCode 453 | Difficulty: Medium

Minimum Moves to Equal Array Elements II

LeetCode 462 | Difficulty: Medium

Missing Number

LeetCode 268 | Difficulty: Easy

Multiply Strings

LeetCode 43 | Difficulty: Medium

Next Greater Element III

LeetCode 556 | Difficulty: Medium

Number of Good Pairs

LeetCode 1635 | Difficulty: Easy

Number of Smooth Descent Periods of a Stock

LeetCode 2233 | Difficulty: Medium

Number of Steps to Reduce a Number to Zero

LeetCode 1444 | Difficulty: Easy

Number of Substrings With Only 1s

LeetCode 1636 | Difficulty: Medium

Palindrome Number

LeetCode 9 | Difficulty: Easy

Perfect Squares

LeetCode 279 | Difficulty: Medium

Permutation Sequence

LeetCode 60 | Difficulty: Hard

Plus One

LeetCode 66 | Difficulty: Easy

Pow(x, n)

LeetCode 50 | Difficulty: Medium

Power of Four

LeetCode 342 | Difficulty: Easy

Power of Three

LeetCode 326 | Difficulty: Easy

Power of Two

LeetCode 231 | Difficulty: Easy

Prime Number of Set Bits in Binary Representation

LeetCode 767 | Difficulty: Easy

Rectangle Area

LeetCode 223 | Difficulty: Medium

Rectangle Overlap

LeetCode 866 | Difficulty: Easy

Reverse Integer

LeetCode 7 | Difficulty: Medium

Roman to Integer

LeetCode 13 | Difficulty: Easy

Rotate Array

LeetCode 189 | Difficulty: Medium

Rotate Image

LeetCode 48 | Difficulty: Medium

Shuffle an Array

LeetCode 384 | Difficulty: Medium

Sign of the Product of an Array

LeetCode 1950 | Difficulty: Easy

Smallest Value of the Rearranged Number

LeetCode 2284 | Difficulty: Medium

Sqrt(x)

LeetCode 69 | Difficulty: Easy

Sum of Absolute Differences in a Sorted Array

LeetCode 1787 | Difficulty: Medium

Sum of Square Numbers

LeetCode 633 | Difficulty: Medium

Three Divisors

LeetCode 2083 | Difficulty: Easy

Total Hamming Distance

LeetCode 477 | Difficulty: Medium

Ugly Number

LeetCode 263 | Difficulty: Easy

Unique Binary Search Trees

LeetCode 96 | Difficulty: Medium

Unique Paths

LeetCode 62 | Difficulty: Medium