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[ACM] hdu 1217 Arbitrage (bellman_ford最短路,推断是否有正权回路或Floyed)
Arbitrage Problem Description Arbitrage is the use of discrepancies in currency exchange rates to transform one unit of a currency into more than one ...
分类:其他好文   时间:2017-07-21 00:06:40    阅读次数:272
HDOJ 1217 Arbitrage(拟最短路,floyd算法)
Arbitrage Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 5679 Accepted Submission(s): 2630 Prob ...
分类:编程语言   时间:2017-07-16 14:59:38    阅读次数:311
poj2240 Bellman-ford最短路求最大回路
Arbitrage Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 17921 Accepted: 7571 Description Arbitrage is the use of discrepancies in currenc ...
分类:其他好文   时间:2017-06-30 13:48:05    阅读次数:144
uva 104 Arbitrage (DP + floyd)
uva 104 Arbitrage Description Download as PDF Background The use of computers in the finance industry has been marked with controversy lately as progr ...
分类:其他好文   时间:2017-06-19 12:41:31    阅读次数:162
poj 2240
Arbitrage Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 14832 Accepted: 6255 Description Arbitrage is the use of discrepancies in currenc ...
分类:其他好文   时间:2017-06-12 14:38:16    阅读次数:232
HDU 1217 Arbitrage(Bellman-Ford判断负环+Floyd)
题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=1217 题目大意:问你是否可以通过转换货币从中获利 如下面这组样例: USDollar 0.5 BritishPound BritishPound 10.0 FrenchFranc FrenchFranc ...
分类:其他好文   时间:2017-06-12 00:44:31    阅读次数:273
POJ-2240 -Arbitrage(Bellman)
题目链接:Arbitrage 让这题坑了,精度损失的厉害。用赋值的话。直接所有变成0.00了,无奈下,我仅仅好往里输了,和POJ1860一样找正环,代码也差点儿相同,略微改改就能够了,可是这个题精度损失的比那个。。。。水过 POJ计划的最短路模块,刷完了,最短路问题,挺坑的,可是就是那点东西,变来变 ...
分类:其他好文   时间:2017-05-15 16:23:52    阅读次数:182
POJ 2240 Arbitrage (spfa判环)
Arbitrage Arbitrage is the use of discrepancies in currency exchange rates to transform one unit of a currency into more than one unit of the same cur ...
分类:其他好文   时间:2017-01-25 01:01:24    阅读次数:221
[ An Ac a Day ^_^ ][kuangbin带你飞]专题四 最短路练习 POJ 2240 Arbitrage spfa求负环
题意就是问倒腾外币能不能升值 不用spfa 用其他的最短路算法也可以 松弛条件换成dist[v]<dist[u]*e[u][i].value 当然 貌似只有spfa有这个坑…… 有A (value>1.0) A 这种情况……我的天 用Dij Floyd都只用判断如果松弛到了自己 那么一定有环 直接跳 ...
分类:其他好文   时间:2017-01-25 00:54:27    阅读次数:240
poj 2240 Arbitrage 题解
Arbitrage Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 21300 Accepted: 9079 Description Arbitrage is the use of discrepancies in currenc ...
分类:其他好文   时间:2016-09-30 18:15:59    阅读次数:183
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