随笔分类 -  数学 —— 概率与期望

CodeForces - 540D Bad Luck Island —— 求概率
摘要:题目链接:https://vjudge.net/contest/226823#problem/D The Bad Luck Island is inhabited by three kinds of species: r rocks, s scissors and p papers. At some 阅读全文

posted @ 2018-05-05 17:40 h_z_cong 阅读(298) 评论(0) 推荐(0)

BZOJ1415 聪聪和可可 —— 期望 记忆化搜索
摘要:题目链接:https://vjudge.net/problem/HYSBZ-1415 1415: [Noi2005]聪聪和可可 Description Input 数据的第1行为两个整数N和E,以空格分隔,分别表示森林中的景点数和连接相邻景点的路的条数。 第2行包含两个整数C和M,以空格分隔,分别表 阅读全文

posted @ 2018-03-03 21:14 h_z_cong 阅读(248) 评论(0) 推荐(0)

TopCoder SRM420 Div1 RedIsGood —— 期望
摘要:题目链接:https://vjudge.net/problem/TopCoder-9915 (论文上的题) 题解: 更正:, i>0, j>0 代码如下: 1 #include <iostream> 2 #include <cstdio> 3 #include <cstring> 4 #includ 阅读全文

posted @ 2018-03-03 16:52 h_z_cong 阅读(213) 评论(0) 推荐(0)

LightOJ - 1395 A Dangerous Maze (II) —— 期望
摘要:题目链接:https://vjudge.net/problem/LightOJ-1395 1395 - A Dangerous Maze (II) PDF (English) Statistics Forum Time Limit: 2 second(s) Memory Limit: 32 MB Y 阅读全文

posted @ 2018-03-02 16:57 h_z_cong 阅读(358) 评论(0) 推荐(1)

LightOJ - 1321 Sending Packets —— 概率期望
摘要:题目链接:https://vjudge.net/problem/LightOJ-1321 1321 - Sending Packets PDF (English) Statistics Forum Time Limit: 2 second(s) Memory Limit: 32 MB Alice a 阅读全文

posted @ 2018-03-02 10:56 h_z_cong 阅读(190) 评论(0) 推荐(0)

LightOJ - 1151 Snakes and Ladders —— 期望、高斯消元法
摘要:题目链接:https://vjudge.net/problem/LightOJ-1151 1151 - Snakes and Ladders PDF (English) Statistics Forum Time Limit: 2 second(s) Memory Limit: 32 MB 'Sna 阅读全文

posted @ 2018-02-13 20:35 h_z_cong 阅读(401) 评论(0) 推荐(0)

LightOJ - 1274 Beating the Dataset —— 期望
摘要:题目链接:https://vjudge.net/problem/LightOJ-1274 1274 - Beating the Dataset PDF (English) Statistics Forum Time Limit: 4 second(s) Memory Limit: 32 MB You 阅读全文

posted @ 2018-02-13 20:33 h_z_cong 阅读(436) 评论(0) 推荐(0)

LightOJ - 1287 Where to Run —— 期望、状压DP
摘要:题目链接:https://vjudge.net/problem/LightOJ-1287 1287 - Where to Run PDF (English) Statistics Forum Time Limit: 2 second(s) Memory Limit: 32 MB Last night 阅读全文

posted @ 2018-02-13 20:32 h_z_cong 阅读(450) 评论(0) 推荐(0)

LightOJ - 1284 Lights inside 3D Grid —— 期望
摘要:题目链接:https://vjudge.net/problem/LightOJ-1284 1284 - Lights inside 3D Grid PDF (English) Statistics Forum Time Limit: 4 second(s) Memory Limit: 32 MB Y 阅读全文

posted @ 2018-02-13 20:30 h_z_cong 阅读(346) 评论(0) 推荐(0)

LightOJ - 1248 Dice (III) —— 期望
摘要:题目链接:https://vjudge.net/problem/LightOJ-1248 1248 - Dice (III) PDF (English) Statistics Forum Time Limit: 1 second(s) Memory Limit: 32 MB Given a dice 阅读全文

posted @ 2018-02-12 15:34 h_z_cong 阅读(193) 评论(0) 推荐(0)

LightOJ - 1265 Island of Survival —— 概率
摘要:题目链接:https://vjudge.net/problem/LightOJ-1265 1265 - Island of Survival PDF (English) Statistics Forum Time Limit: 2 second(s) Memory Limit: 32 MB You 阅读全文

posted @ 2018-02-12 15:29 h_z_cong 阅读(212) 评论(0) 推荐(0)

LightOJ - 1038 Race to 1 Again —— 期望
摘要:题目链接:https://vjudge.net/problem/LightOJ-1038 1038 - Race to 1 Again PDF (English) Statistics Forum Time Limit: 2 second(s) Memory Limit: 32 MB Rimi le 阅读全文

posted @ 2018-02-11 16:15 h_z_cong 阅读(161) 评论(0) 推荐(0)

LightOJ - 1079 Just another Robbery —— 概率、背包
摘要:题目链接:https://vjudge.net/problem/LightOJ-1079 1079 - Just another Robbery PDF (English) Statistics Forum Time Limit: 4 second(s) Memory Limit: 32 MB As 阅读全文

posted @ 2018-02-11 16:14 h_z_cong 阅读(236) 评论(0) 推荐(0)

LightOJ - 1104 Birthday Paradox —— 概率
摘要:题目链接:https://vjudge.net/problem/LightOJ-1104 1104 - Birthday Paradox PDF (English) Statistics Forum Time Limit: 2 second(s) Memory Limit: 32 MB Someti 阅读全文

posted @ 2018-02-11 16:11 h_z_cong 阅读(203) 评论(0) 推荐(0)

LightOJ - 1030 Discovering Gold —— 期望
摘要:题目链接:https://vjudge.net/problem/LightOJ-1030 1030 - Discovering Gold PDF (English) Statistics Forum Time Limit: 2 second(s) Memory Limit: 32 MB You ar 阅读全文

posted @ 2018-02-11 16:09 h_z_cong 阅读(180) 评论(0) 推荐(0)

LightOJ - 1027 A Dangerous Maze —— 期望
摘要:题目链接:https://vjudge.net/problem/LightOJ-1027 1027 - A Dangerous Maze PDF (English) Statistics Forum Time Limit: 2 second(s) Memory Limit: 32 MB You ar 阅读全文

posted @ 2018-02-11 16:08 h_z_cong 阅读(232) 评论(0) 推荐(0)

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