2016年4月21日
Educational Codeforces Round 12 E. Beautiful Subarrays 字典树
摘要： E. Beautiful Subarrays 题目连接： http://www.codeforces.com/contest/665/problem/E Description One day, ZS the Coder wrote down an array of integers a with 阅读全文
posted @ 2016-04-21 22:17 qscqesze 阅读(625) 评论(0) 推荐(0)
Educational Codeforces Round 12 D. Simple Subset 最大团
摘要： D. Simple Subset 题目连接： http://www.codeforces.com/contest/665/problem/D Description A tuple of positive integers {x1, x2, ..., xk} is called simple if 阅读全文
posted @ 2016-04-21 22:14 qscqesze 阅读(390) 评论(1) 推荐(0)
Educational Codeforces Round 12 C. Simple Strings 贪心
摘要： C. Simple Strings 题目连接： http://www.codeforces.com/contest/665/problem/C Description zscoder loves simple strings! A string t is called simple if every 阅读全文
posted @ 2016-04-21 22:08 qscqesze 阅读(295) 评论(0) 推荐(0)
Educational Codeforces Round 12 B. Shopping 暴力
摘要： B. Shopping 题目连接： http://www.codeforces.com/contest/665/problem/B Description Ayush is a cashier at the shopping center. Recently his department has s 阅读全文
posted @ 2016-04-21 22:06 qscqesze 阅读(222) 评论(0) 推荐(0)
Educational Codeforces Round 12 A. Buses Between Cities 水题
摘要： A. Buses Between Cities 题目连接： http://www.codeforces.com/contest/665/problem/A Description Buses run between the cities A and B, the first one is at 05 阅读全文
posted @ 2016-04-21 22:01 qscqesze 阅读(247) 评论(0) 推荐(0)