#arrays

Short systems utility tasks: spikes, logs and brackets

CodingEasy

▲ 00 solutions

Compress a vertex list into unique vertices and indices

CodingEasy

Applied Intuition

▲ 00 solutions

Fixed-capacity circular buffer

CodingEasy

Applied Intuition

▲ 00 solutions

One-dimensional array with distinct elements

Coding

▲ 00 solutions

Two-dimensional array with distinct elements

Coding

▲ 00 solutions

Sort an array with one misplaced element

Coding

▲ 00 solutions

Kth largest element in two sorted arrays

CodingHard

▲ 01 solution

Maximum element in an array

Coding

▲ 00 solutions

Check an array is a permutation of 0 to n-1

CodingEasy

▲ 01 solution

Longest subsequence with at most k value changes

CodingMedium

▲ 01 solution

Window with the most copies of a target value

CodingEasy

▲ 01 solution

Minimum daily reading pace to finish a textbook

CodingMedium

▲ 01 solution

Split stays across two listings

CodingHard

▲ 01 solution

Split an array into two halves with equal sums

CodingEasy

▲ 01 solution

Shift security units left to protect the most population

CodingMedium

▲ 01 solution

Remove one point from a cover of integer intervals

CodingMedium

▲ 01 solution

Place books on the least-full allowed shelf

CodingMedium

▲ 01 solution

One-hot encode an integer array

CodingEasy

▲ 01 solution

Count warehouse robots boxed in on all four sides

CodingEasy

▲ 01 solution

Minimum swaps to put evens before odds

CodingEasy

▲ 01 solution

Minimum starting battery for a task queue

CodingEasy

▲ 01 solution

Sort an array with rotate and flip operations

CodingHard

▲ 01 solution

Closest latency pairs by minimum absolute difference

CodingEasy

▲ 01 solution

Fewest global replacements to group equal values

CodingHard

▲ 01 solution

Merge two sorted interval lists

CodingMedium

▲ 01 solution

Pick the most profitable repeated query

CodingEasy

▲ 01 solution

Split parcels into the most balanced shipments

CodingMedium

▲ 01 solution

Maximize total cluster throughput from median-of-three servers

CodingEasy

▲ 01 solution

Maximize the minimum asset value within an upgrade budget

CodingMedium

▲ 01 solution

Levels cleared from every starting point

CodingMedium

▲ 01 solution

Max flight distance with limited energy

CodingHard

▲ 01 solution

Minimum range boosts to make server power non-decreasing

CodingEasy

▲ 01 solution

Fewest decrements to make an array a 1-to-k-to-1 pyramid

CodingMedium

▲ 01 solution

Largest axis-aligned rectangle from points

CodingHardWWaymo

▲ 01 solution

Max-score jumps with primes ending in 3

CodingHard

▲ 01 solution

Pick the highest-scoring movie row by top-k similarity

CodingMedium

▲ 01 solution

Grep with context lines

CodingMedium

▲ 01 solution

Garage occupancy at every timestamp

CodingEasyWWaymo

▲ 01 solution

Flatten a 2D array with remove

CodingMedium

▲ 01 solution

Largest subset with a non-zero bitwise AND

CodingMedium

▲ 01 solution

Fewest range increments to build a target array

CodingEasy

▲ 01 solution

Greatest three-digit subsequence

CodingEasy

▲ 01 solution

Balanced prefixes in a permutation

CodingMedium

▲ 01 solution

Count distinct values in every sliding window

CodingEasy

▲ 01 solution

Days needed to finish recurring tasks

CodingEasy

▲ 01 solution

Which prefixes of 1..n appear as a contiguous block

CodingMedium

▲ 01 solution

Cake order fulfillment check

CodingEasy

▲ 01 solution

Build the longest spike from an array

CodingMedium

▲ 01 solution

First occurrence or floor index in a sorted array

CodingMedium

▲ 01 solution

Longest run of customers a bank can serve

CodingMedium

▲ 01 solution

Lexicographically largest output from a spreading availability mask

CodingEasy

▲ 01 solution

Top k largest elements

CodingMedium

▲ 01 solution

Count the maximum in each queried suffix

CodingEasy

▲ 01 solution

Merge two sorted arrays into distinct values

CodingEasy

▲ 01 solution

Count stable server segments

CodingMedium

▲ 01 solution