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### SHELL> mpiexec -np 2 Rscript --vanilla [...].r
suppressMessages(library(pbdMPI, quietly = TRUE))
.comm.size <- comm.size()
.comm.rank <- comm.rank()
N <- 1024
x.total <- N * .comm.size
x <- 1:x.total
y <- scatter(as.integer(x), integer(N))
comm.print(y[N - (1:5)], rank.print = 1)
y <- scatter(as.double(x), double(N))
comm.print(y[N - (1:5)], rank.print = 1)
finalize()
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