useDynLib(diTARV, .registration=TRUE)
exportPattern("tree_build", "depth_find", "split_var_extract", "di_cal")
importFrom(Rcpp, evalCpp)
importFrom("graphics", "arrows", "lines", "par", "points", "rect", "text", "title")
importFrom("snowfall")

S3method(plot, ctree)
S3method(print, ctree)