Given two strings s and t which consist of only lowercase letters.
String t is generated by random shuffling string s and then add one more letter[……]
LeetCode Subarray Product Less Than K
our are given an array of positive integers nums.
Count and print the number of (contiguous) subarrays where the product of all the elements in the[……]
LeetCode Majority Element II
Given an integer array of size n, find all elements that appear more than ⌊ n/3 ⌋ times.
Follow-up: Could you solve the problem in linear time and[……]
LeetCode Teemo Attacking Solution
In LOL world, there is a hero called Teemo and his attacking can make his enemy Ashe be in poisoned condition. Now, given the Teemo’s attacking ascend[……]
LeetCode Robot Bounded In Circle
On an infinite plane, a robot initially stands at (0, 0) and faces north. The robot can receive one of three instructions:
“G”: go straight 1 unit[……]
LeetCode Sequential Digits
An integer has sequential digits if and only if each digit in the number is one more than the previous digit.
Return a sorted list of all the integ[……]
LeetCode Compare Version Numbers Solution
Given two version numbers, version1 and version2, compare them.
Version numbers consist of one or more revisions joined by a dot ‘.’. Each revision[……]
LeetCode Sum of Root To Leaf Binary Numbers
You are given the root of a binary tree where each node has a value 0 or 1. Each root-to-leaf path represents a binary number starting with the most[……]