Pretty Sure

LeetCode - Search for a Range

Question Definition

Given an array of integers sorted in ascending order, find the starting and ending position of a given target value.

LeetCode - Next Permutation

Question Definition

Implement next permutation, which rearranges numbers into the lexicographically next greater permutation of numbers.

If such arrangement is not possible, it must rearrange it as the lowest possible order (ie, sorted in ascending order).

The replacement must be in-place, do not allocate extra memory.

LeetCode - Minimum Size Subarray Sum

Question Definition

Given an array of n positive integers and a positive integer s, find the minimal length of a contiguous subarray of which the sum ≥ s. If there isn’t one, return 0 instead.

LeetCode - Merge Intervals

Question Definition

Given a collection of intervals, merge all overlapping intervals.

LeetCode - Majority Element II

Question Definition

Given an integer array of size n, find all elements that appear more than ⌊ n/3 ⌋ times. The algorithm should run in linear time and in O(1) space.