随笔分类 -  概率，期望

LightOJ-1104-birthday Paradox(概率)
摘要：链接: https://vjudge.net/problem/LightOJ 1104 题意: Sometimes some mathematical results are hard to believe. One of the common problems is the birthday pa 阅读全文
posted @ 2019-09-02 23:53 YDDDD 阅读(187) 评论(0) 推荐(0)
LightOJ-1079-Just another Robbery(概率, 背包)
摘要：链接: https://vjudge.net/problem/LightOJ 1079 author=feng990608 题意: As Harry Potter series is over, Harry has no job. Since he wants to make quick money 阅读全文
posted @ 2019-09-02 23:32 YDDDD 阅读(164) 评论(0) 推荐(0)
LightOJ-1038-Race to 1 Again(概率DP)
摘要：链接: https://vjudge.net/problem/LightOJ 1038 题意: Rimi learned a new thing about integers, which is any positive integer greater than 1 can be divided b 阅读全文
posted @ 2019-09-02 23:07 YDDDD 阅读(184) 评论(0) 推荐(0)
LightOJ-1030-Discovering Gold
摘要：链接： https://vjudge.net/problem/LightOJ 1030 题意： You are in a cave, a long cave! The cave can be represented by a 1 x N grid. Each cell of the cave can 阅读全文
posted @ 2019-09-02 19:49 YDDDD 阅读(161) 评论(0) 推荐(0)
LightOJ-1027-A Dangerous Maze(概率）
摘要：链接： https://vjudge.net/problem/LightOJ 1027 author=634579757 题意： You are in a maze; seeing n doors in front of you in beginning. You can choose any do 阅读全文
posted @ 2019-09-02 17:06 YDDDD 阅读(130) 评论(0) 推荐(0)
POJ-2096-Collecting Bugs(概率DP)
摘要：链接： https://vjudge.net/problem/POJ 2096 author=0 题意： Ivan is fond of collecting. Unlike other people who collect post stamps, coins or other material 阅读全文
posted @ 2019-09-02 12:04 YDDDD 阅读(134) 评论(0) 推荐(0)