Equal
CF1585F. Non-equal Neighbours
三倍经验：[CF1591F. Non-equal Neighbours](https://codeforces.com/problemset/problem/1591/F)，[ARC115E - LEQ and NEQ](https://atcoder.jp/contests/arc115/task ......
1053 Path of Equal Weight（附测试点6思路）
题目： Given a non-empty tree with root R, and with weight Wiassigned to each tree node Ti. The weight of a path from R to L is defined to be the sum o ......
CF1591F - Non-equal Neighbours
My solution 首先，我们考虑最暴力的 $dp$，设 $dp_{i,j}$ 表示当前处理到第 $i$ 位，目前序列尾部是 $j$ 的方案数。这个 $dp$ 的转移是很容易的。$dp_{i,j}=\sum_{k=1}^{a_{i-1}}[k\neq j]dp_{i-1,k}$。但是复杂度也是很 ......
关于java中的equal
正常情况下的equal方法是比较两者之间的id。如果需要它实现其他的问题，可以通过重写这个方法。idea自带了重写equal的快捷方式。右键生成中的equals() 和 hashCode()就可以帮助解决这个问题。 选择需要在equal中比较的项，比如需要得到id 和pwd是否相同的结果，就可以只勾 ......
Konga versions equal to or below v0.14.9 use the default TOKEN_SECRET
Vulnerability Description Kong is a clould-native, fast, scalable, distributed microservice abstraction layer (also known as API gateway, API middlewa ......
Elasticsearch(es)查询报错：Result window is too large, from + size must be less than or equal to: [10000] but was [20000
{"error":{"root_cause":[{"type":"query_phase_execution_exception","reason":"Result window is too large, from + size must be less than or equal to: [10 ......
Mac 上启动nacos 出现异常java.lang.IllegalArgumentException: the length of secret key must great than or equal 32 bytes; And the secret key must be encoded by base64.
这个异常提示是因为 Nacos 的配置中加密相关的参数未正确填写所导致的。 我们只需要找到nacos/conf/application.properties文件，然后给nacos.core.auth.plugin.nacos.token.secret.key 这个属性配置一个大于32位的随机字符串即 ......