ID,Title,Acceptance,Difficulty,Frequency,Leetcode Question Link 166,Fraction to Recurring Decimal,21.6%,Medium,0.3214580219607569, https://leetcode.com/problems/fraction-to-recurring-decimal 945,Minimum Increment to Make Array Unique,46.3%,Medium,0.24996776739863846, https://leetcode.com/problems/minimum-increment-to-make-array-unique 691,Stickers to Spell Word,42.9%,Hard,0.2131528906392817, https://leetcode.com/problems/stickers-to-spell-word 592,Fraction Addition and Subtraction,49.0%,Medium,0.1394125430225106, https://leetcode.com/problems/fraction-addition-and-subtraction 598,Range Addition II,49.6%,Easy,0.0863907376989368, https://leetcode.com/problems/range-addition-ii 14,Longest Common Prefix,35.4%,Easy,0.012650390082165711, https://leetcode.com/problems/longest-common-prefix 234,Palindrome Linked List,39.3%,Easy,0.009716151141728767, https://leetcode.com/problems/palindrome-linked-list 23,Merge k Sorted Lists,40.2%,Hard,0.008699909875545938, https://leetcode.com/problems/merge-k-sorted-lists