https://leetcode.com/problems/sort-integers-by-the-number-of-1-bits/
The task is to sort integers based on:
https://leetcode.com/problems/binary-gap/
The task is to find the maximum distance between two consecutive 1s in the binary representation of a number.
https://leetcode.com/problems/prime-number-of-set-bits-in-binary-representation/
For every integer in the range [left, right]:
https://leetcode.com/problems/binary-tree-maximum-path-sum/
A path in a binary tree is any sequence of nodes connected by edges.
https://leetcode.com/problems/reverse-bits/
Given a 32-bit unsigned integer, reverse its bits and return the resulting integer.
https://leetcode.com/problems/jewels-and-stones/
You are given:
https://leetcode.com/problems/validate-binary-search-tree/
Given the root of a binary tree, determine if it is a valid Binary Search Tree (BST).
https://leetcode.com/problems/count-good-nodes-in-binary-tree/
A node X in a binary tree is considered good if:
https://leetcode.com/problems/add-binary/
Given two binary strings a and b, return their sum as a binary string.
https://leetcode.com/problems/integer-to-roman/
Given an integer num (1 ≤ num ≤ 3999), convert it to a Roman numeral.
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