摘要：这里我写了floyd算法以及求图的中点，中心，直径，需要的自取 1.算法： import numpy as np a = float("inf") #无穷大 w0 = [[0,1,a,1],\ [a,0,1,a],\ [a,a,0,1],\ [a,a,a,0]] length = len(w0) r 阅读全文