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题目链接: 题目 "E. Three States" time limit per test:5 seconds memory limit per test:512 megabytes 问题描述 The famous global economic crisis is approaching rap 阅读全文
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题目链接: 题目 "I. Approximating a Constant Range" time limit per test:2 seconds memory limit per test:256 megabytes 问题描述 When Xellos was doing a practice c 阅读全文
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题目链接: 题目 "B. Chip 'n Dale Rescue Rangers" time limit per test:1 second memory limit per test:256 megabytes 问题描述 A team of furry rescue rangers was sit 阅读全文
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题目链接: 题目 "Add All" Time Limit:3000MS Memory Limit:0KB 问题描述 Yup!! The problem name reflects your task; just add a set of numbers. But you may feel your 阅读全文
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题目链接: 题目 "Ball" Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) 问题描述 Jenny likes balls. He has some balls and he want 阅读全文
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题目链接: 题目 "D. Tree Requests" time limit per test:2 seconds memory limit per test:256 megabytes 问题描述 Roman planted a tree consisting of n vertices. Each 阅读全文
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题目链接: 题目 "D. Kefa and Dishes" time limit per test:2 seconds memory limit per test:256 megabytes 问题描述 When Kefa came to the restaurant and sat at a tab 阅读全文
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题目链接: 题目 "Graph Construction" Time limit: 3.000 seconds 问题描述 Graph is a collection of edges E and vertices V. Graph has a wide variety of applications 阅读全文
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题目链接: 题目 "Copying Books" Time limit: 3.000 seconds 问题描述 Before the invention of book printing, it was very hard to make a copy of a book. All the cont 阅读全文