ID,Title,Acceptance,Difficulty,Frequency,Leetcode Question Link 828,Count Unique Characters of All Substrings of a Given String,45.2%,Hard,0.4064583363781751, https://leetcode.com/problems/count-unique-characters-of-all-substrings-of-a-given-string 695,Max Area of Island,62.7%,Medium,0.2770125235595406, https://leetcode.com/problems/max-area-of-island 723,Candy Crush,69.2%,Medium,0.1475667107409061, https://leetcode.com/problems/candy-crush 200,Number of Islands,46.8%,Medium,0.06985103785996453, https://leetcode.com/problems/number-of-islands 56,Merge Intervals,39.3%,Medium,0.030829638084076787, https://leetcode.com/problems/merge-intervals 977,Squares of a Sorted Array,72.1%,Easy,0.015474196582597383, https://leetcode.com/problems/squares-of-a-sorted-array 41,First Missing Positive,32.0%,Hard,0.014368063266920193, https://leetcode.com/problems/first-missing-positive 767,Reorganize String,48.7%,Medium,0.01329806830463147, https://leetcode.com/problems/reorganize-string 146,LRU Cache,33.2%,Medium,0.010321192540274932, https://leetcode.com/problems/lru-cache 3,Longest Substring Without Repeating Characters,30.4%,Medium,0.009683242444739549, https://leetcode.com/problems/longest-substring-without-repeating-characters 33,Search in Rotated Sorted Array,34.5%,Medium,0.007252832180390353, https://leetcode.com/problems/search-in-rotated-sorted-array 1230,Toss Strange Coins,48.7%,Medium,0, https://leetcode.com/problems/toss-strange-coins 1435,Create a Session Bar Chart,76.9%,Easy,0, https://leetcode.com/problems/create-a-session-bar-chart 1500,Design a File Sharing System,45.8%,Medium,0, https://leetcode.com/problems/design-a-file-sharing-system