2020年6月27日
0039. Combination Sum (M)
摘要： Combination Sum (M) 题目 Given a set of candidate numbers (candidates) (without duplicates) and a target number (target), find all unique combinations i 阅读全文
posted @ 2020-06-27 02:46 墨云黑 阅读(82) 评论(0) 推荐(0)
0038. Count and Say (E)
摘要： Count and Say (E) 题目 The count-and-say sequence is the sequence of integers with the first five terms as following: 1. 1 2. 11 3. 21 4. 1211 5. 111221 阅读全文
posted @ 2020-06-27 02:16 墨云黑 阅读(80) 评论(0) 推荐(0)
2020年6月26日
0223. Rectangle Area (M)
摘要： Rectangle Area (M) 题目 Find the total area covered by two rectilinear rectangles in a 2D plane. Each rectangle is defined by its bottom left corner and 阅读全文
posted @ 2020-06-26 07:05 墨云黑 阅读(138) 评论(0) 推荐(0)
0289. Game of Life (M)
摘要： Game of Life (M) 题目 According to the Wikipedia's article: "The Game of Life, also known simply as Life, is a cellular automaton devised by the British 阅读全文
posted @ 2020-06-26 06:14 墨云黑 阅读(228) 评论(0) 推荐(0)
0037. Sudoku Solver (H)
摘要： Sudoku Solver (H) 题目 Write a program to solve a Sudoku puzzle by filling the empty cells. A sudoku solution must satisfy all of the following rules: E 阅读全文
posted @ 2020-06-26 03:48 墨云黑 阅读(203) 评论(0) 推荐(0)
0036. Valid Sudoku (M)
摘要： Valid Sudoku (M) 题目 Determine if a 9x9 Sudoku board is valid. Only the filled cells need to be validated according to the following rules: Each row mu 阅读全文
posted @ 2020-06-26 02:33 墨云黑 阅读(125) 评论(0) 推荐(0)
0035. Search Insert Position (E)
摘要： Search Insert Position (E) 题目 Given a sorted array and a target value, return the index if the target is found. If not, return the index where it woul 阅读全文
posted @ 2020-06-26 01:56 墨云黑 阅读(70) 评论(0) 推荐(0)
0034. Find First and Last Position of Element in Sorted Array (M)
摘要： Find First and Last Position of Element in Sorted Array (M) 题目 Given an array of integers nums sorted in ascending order, find the starting and ending 阅读全文
posted @ 2020-06-26 01:49 墨云黑 阅读(60) 评论(0) 推荐(0)
2020年6月25日
0287. Find the Duplicate Number (M)
摘要： Find the Duplicate Number (M) 题目 Given an array nums containing n + 1 integers where each integer is between 1 and n (inclusive), prove that at least 阅读全文
posted @ 2020-06-25 08:31 墨云黑 阅读(128) 评论(0) 推荐(0)
0275. H-Index II (M)
摘要： 题目 Given an array of citations sorted in ascending order (each citation is a non-negative integer) of a researcher, write a function to compute the re 阅读全文
posted @ 2020-06-25 06:12 墨云黑 阅读(139) 评论(0) 推荐(0)