在无线传感网络与物联网的异构融合中，通过单个网关连接是最常用的策略。本程序利用智能贪心算法寻找每个节点至网关的最短路径。-There are different approaches to integrate WSN into the Internet. The most usual one is to connect the WSN and the Internet through a gateway. This program makes uses of the greedy algorit