#two pointers

Shortest distance between X and Y in a string

Coding

▲ 00 solutions

Minimum swaps to put evens before odds

CodingEasy

▲ 01 solution

Minimum flips to make every row and column a palindrome

CodingMedium

▲ 01 solution

Merge two sorted interval lists

CodingMedium

▲ 01 solution

Maximum tests in one activation window

CodingMedium

▲ 01 solution

Levels cleared from every starting point

CodingMedium

▲ 01 solution

Longest substring without three repeats in a row

CodingMedium

▲ 01 solution

Largest value shared by two BSTs

CodingMedium

▲ 01 solution

Best starting layer for a falling ball with an energy budget

CodingHard

▲ 01 solution

Fewest append-to-end moves to reverse a binary image

CodingMedium

▲ 01 solution

Shortest subarray with at least k distinct values

CodingMedium

▲ 01 solution

Balanced prefixes in a permutation

CodingMedium

▲ 01 solution

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

CodingMedium

▲ 01 solution

Password similarity under cyclic character bumps

CodingMedium

▲ 01 solution

Longest run of customers a bank can serve

CodingMedium

▲ 01 solution

Merge two sorted arrays into distinct values

CodingEasy

▲ 01 solution

Cross the most walls on a number line with limited energy

CodingMedium

▲ 01 solution