Description https://leetcode.com/problems/final-prices-with-a-special-discount-in-a-shop/ Given the array prices where prices[i] is the price of the ith item in a shop. There is a special discount for items in…

Description https://leetcode.com/problems/sort-array-by-parity-ii/ Given an array of integers nums, half of the integers in nums are odd, and the other half are even. Sort the array…

Description https://leetcode.com/problems/set-mismatch/ You have a set of integers s, which originally contains all the numbers from 1 to n. Unfortunately, due to some error,…

Description https://leetcode.com/problems/slowest-key/ A newly designed keypad was tested, where a tester pressed a sequence of n keys, one at a time. You…

Description https://leetcode.com/problems/sentence-similarity/ We can represent a sentence as an array of words, for example, the sentence “I am happy with leetcode” can be represented…

Description https://leetcode.com/problems/largest-number-at-least-twice-of-others/ You are given an integer array nums where the largest integer is unique. Find whether the largest element in the array…

Description https://leetcode.com/problems/shortest-word-distance/ Given an array of strings wordsDict and two different strings that already exist in the array word1 and word2, return the shortest distance between…

Description https://leetcode.com/problems/special-array-with-x-elements-greater-than-or-equal-x/ You are given an array nums of non-negative integers. nums is considered special if there exists a number x such that there are exactly x numbers in nums that are greater than…

Description https://leetcode.com/problems/check-if-all-1s-are-at-least-length-k-places-away/ Given an array nums of 0s and 1s and an integer k, return True if all 1’s are at least k places away from each…

Description https://leetcode.com/problems/element-appearing-more-than-25-in-sorted-array/ Given an integer array sorted in non-decreasing order, there is exactly one integer in the array that occurs more than…