BEGIN { FS=""; OFS=""; s = 0 }

# since this is destructive, p1 and p2 are separate
# to use p2 add -v p=2
p == 2 {
	gsub(/one/, "on1ne");
	gsub(/two/, "tw2wo");
	gsub(/three/, "thre3hree");
	gsub(/four/, "fou4our");
	gsub(/five/, "fiv5ive");
	gsub(/six/, "si6ix");
	gsub(/seven/, "seve7even");
	gsub(/eight/, "eigh8ight");
	gsub(/nine/, "nin9ine");
}

{
	gsub(/[^0-9]/, "")
	s += $1$NF
}

END { print s }