2004-09-03から1日間の記事一覧
> b [,1] [,2] [1,] 12 17 [2,] 33 10> b[2,] [1] 33 10> matrix(c(b[2,],b[1,]),ncol=2,byrow=T) [,1] [,2] [1,] 33 10 [2,] 12 17
> b [,1] [,2] [1,] 12 17 [2,] 33 10> b[2,] [1] 33 10> matrix(c(b[2,],b[1,]),ncol=2,byrow=T) [,1] [,2] [1,] 33 10 [2,] 12 17
