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A list of poupular but hard leetcode problems for interview A list of poupular but hard leetcode problems for interview
Here is the list most popular but hard interview questions that according to leetcode. List of problems and solutions fi
2022-12-14 algorithm
leetcode interview questions
Max points on a line Max points on a line
Problem:Given an array of points where points[i] = [xi, yi] represents a point on the X-Y plane, return the maximum numb
2022-11-30 algorithm
leetcode interview questions
Word break II Word break II
Problem:Given a string s and a dictionary of strings wordDict, add spaces in s to construct a sentence where each word i
2022-11-28 algorithm
leetcode interview questions
Word ladder Word ladder
Problem:A transformation sequence from word beginWord to word endWord using a dictionary wordList is a sequence of words
2022-11-17 algorithm
leetcode interview questions
Binary Tree Maximum Path Sum Binary Tree Maximum Path Sum
Problem:A path in a binary tree is a sequence of nodes where each pair of adjacent nodes in the sequence has an edge con
2022-11-17 algorithm
leetcode interview questions
Largest rectangle in histogram Largest rectangle in histogram
Problem:Given an array of integers heights representing the histogram’s bar height where the width of each bar is 1, ret
2022-11-12 algorithm
leetcode interview questions
Minimum window substring Minimum window substring
Problem:Given two strings s and t of lengths m and n respectively, return the minimum window substring of s such that ev
2022-11-08 algorithm
leetcode interview questions
wildcard matching using dynamic programming wildcard matching using dynamic programming
Problem:Given an input string (s) and a pattern (p), implement wildcard pattern matching with support for ‘?’ and ‘‘ whe
2022-11-06 algorithm
leetcode interview questions
Compute how much water are trapped after raining (trapping rain water) Compute how much water are trapped after raining (trapping rain water)
Problem:Given n non-negative integers representing an elevation map where the width of each bar is 1, compute how much w
2022-11-02 algorithm
leetcode interview questions
Find first missing positive integer in an unsorted array Find first missing positive integer in an unsorted array
Problem:Given an unsorted integer array nums, return the smallest missing positive integer.You must implement an algorit
2022-11-01 algorithm
leetcode interview questions
Merge K sorted lists Merge K sorted lists
Problem:You are given an array of k linked-lists lists, each linked-list is sorted in ascending order.Merge all the link
2022-10-27 algorithm
leetcode interview questions
Regular expression matching Regular expression matching
Problem:Given an input string s and a pattern p, implement regular expression matching with support for ‘.’ and ‘*’ wher
2022-10-25 algorithm
leetcode interview questions
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