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package main
import (
"fmt"
"os"
"strconv"
"strings"
)
func main() {
fmt.Print("Output: ")
fmt.Println(angle(os.Args[1]))
}
func angle(s string) float64 {
parts := strings.Split(s, ":")
angleH := hourAngle(parts[0], parts[1])
angleM := minuteAngle(parts[0], parts[1])
return angleH - angleM
}
func hourAngle(h string, m string) float64 {
hour, _ := strconv.ParseFloat(h, 32)
min, _ := strconv.ParseFloat(m, 32)
angle := ((hour * 60) + min) * .5
return angle
}
func minuteAngle(h string, m string) float64 {
min, _ := strconv.ParseFloat(m, 32)
angle := (6 * min)
return angle
}
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