Canterbury Cricket Week ceremonies. As of 2017, there have been 166 Canterbury Cricket Weeks held. The week continued through the Second World War with cricket being held on the ground each season. The politician and journalist Bill Deedes wrote in 2000: "while the Second World War was on, I consoled myself by thinking that Canterbury Cricket Week, founded in 1842 with its tents and famous lime tree, unchanging in a changing world, was the sort of thing I was in business to preserve." Traditionally Canterbury Cricket Week has included a Ladies day with prizes being awarded for the best hat on the day.
Top tree Top tree A top tree is a data structure based on a binary tree for unrooted dynamic trees that is used mainly for various path-related operations. It allows simple divide-and-conquer algorithms. It has since been augmented to maintain dynamically various properties of a tree such as diameter, center and median. A top tree formula_1 is defined for an "underlying tree" formula_2 and a set formula_3 of at most two vertices called as External Boundary Vertices See Boundary Vertex A vertex in a connected subtree is a "Boundary Vertex" if it is connected to a vertex outside the subtree by an