2018年3月15日
1090. Highest Price in Supply Chain (25)
摘要： A supply chain is a network of retailers（零售商）, distributors（经销商）, and suppliers（供应商）-- everyone involved in moving a product from supplier to customer 阅读全文
posted @ 2018-03-15 10:49 王清河 阅读(147) 评论(0) 推荐(0)
1079. Total Sales of Supply Chain (25)
摘要： A supply chain is a network of retailers（零售商）, distributors（经销商）, and suppliers（供应商）-- everyone involved in moving a product from supplier to customer 阅读全文
posted @ 2018-03-15 10:25 王清河 阅读(145) 评论(0) 推荐(0)
2018年3月14日
1012. The Best Rank (25)
摘要： To evaluate the performance of our first year CS majored students, we consider their grades of three courses only: C - C Programming Language, M - Mat 阅读全文
posted @ 2018-03-14 20:55 王清河 阅读(131) 评论(0) 推荐(0)
1102. Invert a Binary Tree (25)
摘要： The following is from Max Howell @twitter: Google: 90% of our engineers use the software you wrote (Homebrew), but you can't invert a binary tree on a 阅读全文
posted @ 2018-03-14 16:31 王清河 阅读(134) 评论(0) 推荐(0)
1082. Read Number in Chinese (25)
摘要： Given an integer with no more than 9 digits, you are supposed to read it in the traditional Chinese way. Output "Fu" first if it is negative. For exam 阅读全文
posted @ 2018-03-14 14:42 王清河 阅读(211) 评论(0) 推荐(0)
1086. Tree Traversals Again (25)
摘要： An inorder binary tree traversal can be implemented in a non-recursive way with a stack. For example, suppose that when a 6-node binary tree (with the 阅读全文
posted @ 2018-03-14 13:23 王清河 阅读(226) 评论(0) 推荐(0)
1062. Talent and Virtue (25)
摘要： About 900 years ago, a Chinese philosopher Sima Guang wrote a history book in which he talked about people's talent and virtue. According to his theor 阅读全文
posted @ 2018-03-14 10:30 王清河 阅读(157) 评论(0) 推荐(0)
1020. Tree Traversals (25)
摘要： Suppose that all the keys in a binary tree are distinct positive integers. Given the postorder and inorder traversal sequences, you are supposed to ou 阅读全文
posted @ 2018-03-14 09:44 王清河 阅读(161) 评论(0) 推荐(0)
1091. Acute Stroke (30)
摘要： One important factor to identify acute stroke (急性脑卒中) is the volume of the stroke core. Given the results of image analysis in which the core regions 阅读全文
posted @ 2018-03-14 09:09 王清河 阅读(179) 评论(0) 推荐(0)
2018年3月13日
1077. Kuchiguse (20)
摘要： The Japanese language is notorious for its sentence ending particles. Personal preference of such particles can be considered as a reflection of the s 阅读全文
posted @ 2018-03-13 16:05 王清河 阅读(141) 评论(0) 推荐(0)