计算它的自反闭包，对称闭包，传递闭包使R+和warshall算法 -Calculate its reflexive closure, symmetric closure, transitive closure algorithms make R+ and warshall

用C语言编写程序，实现用Warshall算法解决关系R的传递闭包问题-Write a program in C language, implemented by Warshall algorithm to solve relationship problems transitive closure R