Codeforces Round#416 Div.2
摘要:
A. Vladik and Courtesy 题面 At regular competition Vladik and Valera won a and b candies respectively. Vladik offered 1 his candy to Valera. After that 阅读全文
posted @ 2017-06-02 04:34 EDGsheryl 阅读(254) 评论(0) 推荐(0)
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