day-1/main.awk


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#!/bin/awk -f

BEGIN {
	dial=50
	pass=0
}

/^L/ {
	sub(/L/, "", $0)
	dial = (dial - int($0)) % 100
	if (dial==0) {
		pass = pass + 1
	}
	print dial
}

/^R/ {
	sub(/R/, "", $0)
	dial = (dial + int($0)) % 100
	if (dial==0) {
		pass = pass + 1
	}
	print dial
}

END {
	print "password: " pass
}