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Clone an undirected graph. Each node in the graph contains a label and a list of its neighbors. OJ's undirected graph serialization: Nodes are labeled 阅读全文
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There are two sorted arrays nums1 and nums2 of size m and n respectively. Find the median of the two sorted arrays. The overall run time complexity sh 阅读全文
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A strobogrammatic number is a number that looks the same when rotated 180 degrees (looked at upside down). Write a function to count the total strobog 阅读全文
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A strobogrammatic number is a number that looks the same when rotated 180 degrees (looked at upside down). Find all strobogrammatic numbers that are o 阅读全文
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A strobogrammatic number is a number that looks the same when rotated 180 degrees (looked at upside down). Write a function to determine if a number i 阅读全文
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We have a 2D grid. Each cell is either a wall, an enemy or empty. For example (0-empty, X-enemy, Y-wall): 0 X 0 0X 0 Y X0 X 0 0You have one bomb and y 阅读全文
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Given a 2D grid, each cell is either a wall 'W', an enemy 'E' or empty '0' (the number zero), return the maximum enemies you can kill using one bomb.T 阅读全文
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网站 www.careercup.com 上的题库列表 阅读全文
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A museum was represented by a square matrix that was filled with O, G, and W where O represented open space, G represented guards, and W represented w 阅读全文