## Solved! Leetcode 2090. K Radius Subarray Averages

source: https://leetcode.com/problems/k-radius-subarray-averages/description/ Table of ContentsK Radius Subarray AveragesDescriptionExample 1:Example 2:Example 3:Constraints:Solution K Radius Subarray Averages Description You are given a 0-indexed array nums of n integers and an integer k. The k-radius average for a subarray of nums centered at some index i with the radius k is the average of all elements in nums between ...

## Solved! Leetcode 1732. Find the Highest Altitude

source: https://leetcode.com/problems/find-the-highest-altitude/description/ Find the Highest Altitude Table of ContentsFind the Highest AltitudeDescriptionExample 1:Example 2:Constraints:Solution Description There is a biker going on a road trip. The road trip consists of n + 1 points at different altitudes. The biker starts his trip on point 0 with altitude equal 0. You are given an integer array gain ...

## Solved! Leetcode 2352. Equal Row and Column Pairs

source: https://leetcode.com/problems/equal-row-and-column-pairs/description/ Equal Row and Column Pairs Description Given a 0-indexed n x n integer matrix grid, return the number of pairs (ri, cj) such that row ri and column cj are equal. A row and column pair are considered equal if they contain the same elements in the same order (i.e., an equal array). ...

## Solved! Leetcode 163. Missing Ranges

source: https://leetcode.com/problems/missing-ranges/description/ Missing Ranges Table of ContentsMissing RangesDescriptionExample 1:Example 2:Constraints:Solution Description You are given an inclusive range [lower, upper] and a sorted unique integer array nums, where all elements are within the inclusive range. A number x is considered missing if x is in the range [lower, upper] and x is not in nums. Return ...

## Solved! Leetcode 1150. Check If a Number Is Majority Element in a Sorted Array

source: https://leetcode.com/problems/check-if-a-number-is-majority-element-in-a-sorted-array/description/ Check If a Number Is Majority Element in a Sorted Array Table of ContentsCheck If a Number Is Majority Element in a Sorted ArrayDescriptionExample 1:Example 2:Constraints:Solution Description Given an integer array nums sorted in non-decreasing order and an integer target, return true if target is a majority element, or false otherwise. A majority ...

## Solved! Leetcode 1146. Snapshot Array

source: https://leetcode.com/problems/summary-ranges/description/ Snapshot Array Table of ContentsSnapshot ArrayDescriptionExample 1:Constraints:Solution Description Implement a SnapshotArray that supports the following interface: SnapshotArray(int length) initializes an array-like data structure with the given length. Initially, each element equals 0. void set(index, val) sets the element at the given index to be equal to val. int snap() takes a snapshot of ...

## Solved! Leetcode 228. Summary Ranges

source: https://leetcode.com/problems/summary-ranges/description/ Summary Ranges Table of ContentsSummary RangesDescriptionExample 1:Example 2:Constraints:Solution Description You are given a sorted unique integer array nums. A range [a,b] is the set of all integers from a to b (inclusive). Return the smallest sorted list of ranges that cover all the numbers in the array exactly. That is, each element of ...

## Solved! Leetcode 744. Find Smallest Letter Greater Than Target

source: https://leetcode.com/problems/find-smallest-letter-greater-than-target/description/ Find Smallest Letter Greater Than Target Table of ContentsFind Smallest Letter Greater Than TargetDescriptionExample 1:Example 2:Example 3:Constraints:Solution Description You are given an array of characters letters that is sorted in non-decreasing order, and a character target. There are at least two different characters in letters. Return the smallest character in letters that is ...

## Solved! Leetcode 1351. Count Negative Numbers in a Sorted Matrix

source: https://leetcode.com/problems/count-negative-numbers-in-a-sorted-matrix/description/ Count Negative Numbers in a Sorted Matrix Table of ContentsCount Negative Numbers in a Sorted MatrixDescriptionExample 1:Example 2:Constraints:SolutionFollow up Description Given a m x n matrix grid which is sorted in non-increasing order both row-wise and column-wise, return the number of negative numbers in grid. Example 1: Input: grid = [[4,3,2,-1],[3,2,1,-1],[1,1,-1,-2],[-1,-1,-2,-3]]Output: 8Explanation: There ...

## Solved! Leetcode 1232. Check If It Is a Straight Line

source: https://leetcode.com/problems/check-if-it-is-a-straight-line/description/ Check If It Is a Straight Line Table of ContentsCheck If It Is a Straight LineDescriptionExample 1:Example 2:Constraints:Solution Description You are given an array coordinates, coordinates[i] = [x, y], where [x, y] represents the coordinate of a point. Check if these points make a straight line in the XY plane. Example 1: Input: ...