I'm trying to create a dot chart using a matplot function. X becomes a variable and Y is a quantity. The order is reversed

Question

I\'m trying to create a dot chart, but there is a bug in my code. I don\'t see the error.

data1<-cbind(c(1,3,5),c(10,2,3))
dim(data1)

matplot(data1,1:3,pch=2