安装环境 Windows 2019 Standard Server 安装PostgreSQL
安装PostgreSQL 16
安装PostGIS 用PostgreSQL 16对应的PostGIS https://download.osgeo.org/postgis/windows/pg16/ https://download.osgeo.org/postgis/windows/pg16/postgis-bundle-pg16x64-setup-3.4.1-1.exe
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文章目录 一、题目二、题解 一、题目
Given an m x n grid of characters board and a string word, return true if word exists in the grid.
The word can be constructed from letters of sequentially adjacent cells, where adjacent cells are horizontally or vertic…