04 2022 档案
摘要：Given an array of integers nums and a positive integer k, check whether it is possible to divide this array into sets of k consecutive numbers. Return
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摘要：Given an array nums of integers, return how many of them contain an even number of digits. Example 1: Input: nums = [12,345,2,6,7896] Output: 2 Explan
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摘要：You are given a map of a server center, represented as a m * n integer matrix grid, where 1 means that on that cell there is a server and 0 means that
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摘要：You are given an m x n integer matrix grid where each cell is either 0 (empty) or 1 (obstacle). You can move up, down, left, or right from and to an e
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摘要：Given a m x n matrix mat and an integer threshold, return the maximum side-length of a square with a sum less than or equal to threshold or return 0 i
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摘要：An integer has sequential digits if and only if each digit in the number is one more than the previous digit. Return a sorted list of all the integers
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