poj2096 Collecting Bugs[期望dp]】的更多相关文章

Collecting Bugs Time Limit: 10000MS   Memory Limit: 64000K Total Submissions: 5394   Accepted: 2670 Case Time Limit: 2000MS   Special Judge Description Ivan is fond of collecting. Unlike other people who collect post stamps, coins or other material s…
题目描述 Ivan is fond of collecting. Unlike other people who collect post stamps, coins or other material stuff, he collects software bugs. When Ivan gets a new program, he classifies all possible bugs into n categories. Each day he discovers exactly one…
Collecting Bugs Ivan is fond of collecting. Unlike other people who collect post stamps, coins or other material stuff, he collects software bugs. When Ivan gets a new program, he classifies all possible bugs into n categories. Each day he discovers…
题目链接: http://poj.org/problem?id=2096 Collecting Bugs Time Limit: 10000MSMemory Limit: 64000K 问题描述 Ivan is fond of collecting. Unlike other people who collect post stamps, coins or other material stuff, he collects software bugs. When Ivan gets a new…
题目链接:http://poj.org/problem?id=2096 题目大意:有n种bug,有s个子系统.每天能够发现一个bug,属于一个种类并且属于一个子系统.问你每一种bug和每一个子系统都发现bug需要多少天. 设dp[i][j]为现在发现了i种bug,在j个子系统内,到目标状态需要的期望天数. 则dp[n][s] = 0,因为已经发现了n种bug在s个子系统内,不需要额外的天数了. dp[i][j]可以转移到如下状态: dp[i][j]:新发现的bug在已经发现的i种,已经发现的j个…
Collecting Bugs Time Limit: 10000MS   Memory Limit: 64000K Total Submissions: 6237   Accepted: 3065 Case Time Limit: 2000MS   Special Judge Description Ivan is fond of collecting. Unlike other people who collect post stamps, coins or other material s…
[POJ2096]Collecting Bugs Description Ivan is fond of collecting. Unlike other people who collect post stamps, coins or other material stuff, he collects software bugs. When Ivan gets a new program, he classifies all possible bugs into n categories. E…
Collecting Bugs Time Limit: 10000MS   Memory Limit: 64000K Total Submissions: 1792   Accepted: 832 Case Time Limit: 2000MS   Special Judge Description Ivan is fond of collecting. Unlike other people who collect post stamps, coins or other material st…
Ivan is fond of collecting. Unlike other people who collect post stamps, coins or other material stuff, he collects software bugs. When Ivan gets a new program, he classifies all possible bugs into n categories. Each day he discovers exactly one bug…
C - Collecting Bugs Time Limit:10000MS     Memory Limit:64000KB     64bit IO Format:%I64d & %I64u Submit Status Description Ivan is fond of collecting. Unlike other people who collect post stamps, coins or other material stuff, he collects software b…