layout(matrix(1:2, 2, 1), heights = c(1, 3))
par(mar = c(0.1, leftmar, 0.1, 0.1))
plot(1:L, attr(x, "number"), type = "h", col = barcol, xlim = c(1, L),
- xlab = "", ylab = "Number", xaxt = "n", bty = "n")
+ xlab = "", ylab = "Frequency", xaxt = "n", bty = "n")
plot(0, type = "n", xlim = c(1, L), ylim = c(1, n),
xlab = "", ylab = "", xaxt = "n", yaxt = "n")
for (i in 1:L) points(rep(i, length(x[[i]])), x[[i]], ...)