摘要: A=[[1,2,3],[4,5,6],[7,8,9]] B=[[2,3,4],[5,6,7],[8,9,1]] C=[[0,0,0],[0,0,0],[0,0,0]] for i in range(3): for j in range(3): # C[i][j]=0 for k in range(3 阅读全文
posted @ 2020-12-30 16:42 Wangtn 阅读(84) 评论(0) 推荐(0) 编辑