import kotlin.math.PI
// V = π r² h + (4/3) π r³
fun capsuleVolume(r: Double, h: Double): Double {
val pi = PI
return pi * r * r * h + (4.0 / 3.0) * pi * r * r * r
}
fun main() {
val r = 6.0
val h = 11.0
val volume = capsuleVolume(r, h)
println("Capsule volume = %.2f".format(volume))
}
/*
run:
Capsule volume = 2148.85
*/