#!/bin/bash

for n in 100000 400000 1600000 6400000; do
	for f in join xjoin; do
		printf '\n%s\n' "$f $n" >&2
		time gawk -f ./xjoin.awk -v n="$n" -v f="$f" -e '
		BEGIN {
			for (i = 1; i <= n; i++)
				a[i] = "\033[3" (i % 8) "m"
			if (f == "join")
				s = join(a, 1, n, "-")
			else
				s = xjoin(a, 1, n, "-")
		}'
	done
done