# Maximum Area of a Piece of Cake After Horizontal and Vertical Cuts (Leetcode 1465)

Difficulty: Medium Link: Day3: June Leetcode Challenge 2021 Problem Statement Given a rectangular cake with height h and width w, and two arrays of integers horizontalCuts and verticalCuts where horizontalCuts[i] is the distance from…

# Evaluate Reverse Polish Notation (Leetcode 150)

Difficulty: Medium Link: Day 25: May Leetcode Challenge Problem Description Evaluate the value of an arithmetic expression in Reverse Polish Notation. Valid operators are +, -, *, and /. Each…

# To Lower Case (Leetcode 709)

Difficulty: Easy Link: Day 24: May Leetcode Challenge Problem Description Given a string s, return the string after replacing every uppercase letter with the same lowercase letter.…

# Find and Replace Pattern (Leetcode 890)

Difficulty: Medium Link: Day 21: May Leetcode Challenge Problem Description Given a list of strings words and a string pattern, return a list of words[i] that match pattern. You may return the…

# Minimum Moves to Equal Array Elements II (Leetcode 462)

Difficulty: Medium Link: Day 19:May Leetcode Challenge Problem Description Given an integer array nums of size n, return the minimum number of moves required to make all array elements…

# Find Duplicate File in System (Leetcode 609)

Difficulty: Medium Link: Day 18: May Leetcode Challenge Problem Description Given a list paths of directory info, including the directory path, and all the files with contents…

# Longest String Chain (Leetcode 1048)

Difficulty: Medium Link: Day 17: May Leetcode Challenge Problem Description Given a list of words, each word consists of English lowercase letters. Let’s say word1 is a…

# Valid Number (Leetcode 65)

Difficulty: Hard Link : Day 15: May Leetcode Challenge Asked in : Facebook, Linkedin, Twitch Problem Description A valid number can be split up into these components…

# Ambiguous Coordinates (Leetcode 816)

Difficulty: Medium Link: Day 13: May Leetcode Challenge Problem Description We had some 2-dimensional coordinates, like “(1, 3)” or “(2, 0.5)”.  Then, we removed all commas, decimal points, and…

# Interval List Intersections (Leetcode 986)

Difficulty: Medium Link: Leetcode 986 Problem Statement You are given two lists of closed intervals, firstList and secondList, where firstList[i] = [starti, endi] and secondList[j] = [startj, endj]. Each list of…