王清河

2018年7月11日

摘要： A family hierarchy is usually presented by a pedigree tree. Your job is to count those family members who have no child. Input Each input file contain 阅读全文

posted @ 2018-07-11 16:53 王清河阅读(91) 评论(0) 推荐(0) 编辑

1106 Lowest 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 @ 2018-07-11 13:39 王清河阅读(100) 评论(0) 推荐(0) 编辑

1094 The Largest Generation (25)

摘要： A family hierarchy is usually presented by a pedigree tree where all the nodes on the same level belong to the same generation. Your task is to find t 阅读全文

posted @ 2018-07-11 11:50 王清河阅读(108) 评论(0) 推荐(0) 编辑

2018年7月10日

1090 Highest Price in Supply Chain (25)（25 分）

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 @ 2018-07-10 21:15 王清河阅读(131) 评论(0) 推荐(0) 编辑

2018年6月24日

1022 Digital Library (30)（30 分）

摘要： A Digital Library contains millions of books, stored according to their titles, authors, key words of their abstracts, publishers, and published years 阅读全文

posted @ 2018-06-24 22:36 王清河阅读(259) 评论(0) 推荐(0) 编辑

2018年6月8日

1071 Speech Patterns (25)（25 分）

摘要： People often have a preference among synonyms of the same word. For example, some may prefer "the police", while others may prefer "the cops". Analyzi 阅读全文

posted @ 2018-06-08 12:55 王清河阅读(171) 评论(0) 推荐(0) 编辑

1054 The Dominant Color (20)（20 分）

摘要： Behind the scenes in the computer's memory, color is always talked about as a series of 24 bits of information for each pixel. In an image, the color 阅读全文

posted @ 2018-06-08 11:48 王清河阅读(151) 评论(0) 推荐(0) 编辑

2018年4月24日

1060. Are They Equal (25)

摘要： If a machine can save only 3 significant digits, the float numbers 12300 and 12358.9 are considered equal since they are both saved as 0.123*105 with 阅读全文

posted @ 2018-04-24 20:29 王清河阅读(140) 评论(0) 推荐(0) 编辑

2018年4月23日

1063. Set Similarity (25)

摘要： Given two sets of integers, the similarity of the sets is defined to be Nc/Nt*100%, where Nc is the number of distinct common numbers shared by the tw 阅读全文

posted @ 2018-04-23 11:03 王清河阅读(89) 评论(0) 推荐(0) 编辑

2018年4月22日

1047. Student List for Course (25)

摘要： Zhejiang University has 40000 students and provides 2500 courses. Now given the registered course list of each student, you are supposed to output the 阅读全文

posted @ 2018-04-22 19:52 王清河阅读(97) 评论(0) 推荐(0) 编辑

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