lyhvoyage的留言板

lyhvoyage 2020-01-02 06:46:51

大家好，这里是我的留言板，如果有问题，欢迎大家留言，我会第一时间进行回复

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yurooby 2020-04-25

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一直报这个错

yurooby 2020-04-25

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at org.elasticsearch.bootstrap.Elasticsearch.main(Elasticsearch.java:93) ~[elasticsearch-6.8.6.jar:6.8.6] Caused by: java.lang.IllegalStateException: failed to load plugin class [org.elasticsearch.xpack.core.XPackPlugin] at org.elasticsearch.plugins.PluginsService.loadPlugin(PluginsService.java:614) ~[elasticsearch-6.8.6.jar:6.8.6] at org.elasticsearch.plugins.PluginsService.loadBundle(PluginsService.java:556) ~[elasticsearch-6.8.6.jar:6.8.6] at org.elasticsearch.plugins.PluginsService.loadBundles(PluginsService.java:471) ~[elasticsearch-6.8.6.jar:6.8.6] at org.elasticsearch.plugins.PluginsService.<init>(PluginsService.java:163) ~[elasticsearch-6.8.6.jar:6.8.6] at org.elasticsearch.node.Node.<init>(Node.java:339) ~[elasticsearch-6.8.6.jar:6.8.6] at org.elasticsearch.node.Node.<init>(Node.java:266) ~[elasticsearch-6.8.6.jar:6.8.6] at org.elasticsearch.bootstrap.Bootstrap$5.<init>(Bootstrap.java:212) ~[elasticsearch-6.8.6.jar:6.8.6] at org.elasticsearch.bootstrap.Bootstrap.setup(Bootstrap.java:212) ~[elasticsearch-6.8.6.jar:6.8.6] at org.elasticsearch.bootstrap.Bootstrap.init(Bootstrap.java:333) ~[elasticsearch-6.8.6.jar:6.8.6] at org.elasticsearch.bootstrap.Elasticsearch.init(Elasticsearch.java:159) ~[elasticsearch-6.8.6.jar:6.8.6] ... 6 more Caused by: java.lang.reflect.InvocationTargetException at jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) ~[?:?] at jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) ~[?:?] at jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) ~[?:?] at java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:500) ~[?:?] at java.lang.reflect.Constructor.newInstance(Constructor.java:481) ~[?:?] at org.elasticsearch.plugins.PluginsService.loadPlugin(PluginsService.java:605) ~[elasticsearch-6.8.6.jar:6.8.6] at org.elasticsearch.plugins.PluginsService.loadBundle(PluginsService.java:556) ~[elasticsearch-6.8.6.jar:6.8.6] at org.elasticsearch.plugins.PluginsService.loadBundles(PluginsService.java:471) ~[elasticsearch-6.8.6.jar:6.8.6] at org.elasticsearch.plugins.PluginsService.<init>(PluginsService.java:163) ~[elasticsearch-6.8.6.jar:6.8.6] at org.elasticsearch.node.Node.<init>(Node.java:339) ~[elasticsearch-6.8.6.jar:6.8.6] at org.elasticsearch.node.Node.<init>(Node.java:266) ~[elasticsearch-6.8.6.jar:6.8.6]

【POJ 1276】Cash Machine多重背包模板题这里分享个背包的好文章:http://blog.csdn.net/lyhvoyage/article/details/8545852 或者直接去看背包九讲看了背包九讲背包从此不用讲…… 麻麻再也不用担心。。。就是个模板不过我写的极度精简……输入跟处理都放一块了。。。耗时不少= =建议拆开写时间用的应该能少点。。。代码如下:#in

Currency Exchange Time Limit: 1000MS Memory Limit: 30000K Total Submissions: 23487 Accepted: 8507 Description Several currency exchange points are working in our city

http://blog.csdn.net/lyhvoyage/article/details/24392533

转载：http://blog.csdn.net/lyhvoyage/article/details/8545852 初始化问题： f[V]为所求 1、如果背包要求正好装满则初始化 f[0] = 0, f[1~w] = -INF; 2、如果不需要正好装满 f[0~v] = 0; //01背包模板 for(int i=0;iT-1;i++)//尝试所有物品 for(int

转载： https://blog.csdn.net/lyhvoyage/article/details/8545852 这个博客写的真的炒鸡棒 01 背包有n 种不同的物品，每个物品有两个属性，size 体积，value 价值，现在给一个容量为 w 的背包，问最多可带走多少价值的物品。 int f[w+1]; //f[x] 表示背包容量为x 时的最大价值 for (in...