Helix 是一个通用的集群管理框架，用于自动化的分区、复制和资源分布，提供如下特性： 1.Automatic assignment of resource/partition to nodes 2.Node failure detection and recovery 3.Dynamic addition of Resources 4.Dynamic addition of nodes to the cluster 5.Pluggable distributed state

螺旋矩阵是一个螺旋形的矩阵输出顺序是从第一行由左到右，然后向下，然后向左，再向上，直至形成封闭的空间，再向内部依此顺序填满空间。-Matrix is a spiral helix matrix was its number from the first row becomes larger and larger, coherent output in the order of from left to right and then down and then up again to the le