func main()
	var _: [][]char :: cui@input().split(" ")
	var N: int :: _[0].toInt(&)
	var H: int :: _[1].toInt(&)
	var M: int :: _[2].toInt(&)
	var T: int :: _[3].toInt(&)
	do M :+ T * (N - 1)
	do H :+ M / 60
	do M :% 60
	do H :% 24
	do cui@print("\{H}\n\{M}\n")
end func