随笔分类 - leetcode_greedy
摘要：You are given an integer array sorted in ascending order (may contain duplicates), you need to split them into several subsequences, where each subseq
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摘要：Given a non-negative integer num represented as a string, remove k digits from the number so that the new number is the smallest possible. Note: The l
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摘要：Given a string s and a string t, check if s is subsequence of t. You may assume that there is only lower case English letters in both s and t. t is po
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摘要：Given an array of non-negative integers, you are initially positioned at the first index of the array. Each element in the array represents your maxim
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摘要：Say you have an array for which the ith element is the price of a given stock on day i. Design an algorithm to find the maximum profit. You may comple
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