// V = π r² h + (4/3) π r³
def capsuleVolume(r: Double, h: Double): Double =
val pi = math.Pi
pi * r * r * h + (4.0 / 3.0) * pi * r * r * r
@main def run(): Unit =
val r = 6.0
val h = 11.0
val volume = capsuleVolume(r, h)
println(f"Capsule volume = $volume%.2f")
/*
run:
Capsule volume = 2148.85
*/