Cone

package main

import (
  "fmt"
  "math"
)

func main() {
    var radius, height float64
    fmt.Scanln(&radius)
    fmt.Scanln(&height)

    volume := math.Pi * radius * radius * height / 3
    area := math.Pi * radius * (radius + math.Sqrt(radius * radius + height * height))

    fmt.Printf("volume = %.4f\narea = %.4f\n", volume, area)
}