54 lines
931 B
Go
54 lines
931 B
Go
// For more tutorials: https://blog.learngoprogramming.com
|
|
//
|
|
// Copyright © 2018 Inanc Gumus
|
|
// Learn Go Programming Course
|
|
// License: https://creativecommons.org/licenses/by-nc-sa/4.0/
|
|
//
|
|
|
|
package main
|
|
|
|
import (
|
|
"fmt"
|
|
"os"
|
|
"strconv"
|
|
)
|
|
|
|
func main() {
|
|
args := os.Args
|
|
if len(args) != 2 {
|
|
fmt.Println("Give me the magnitude of the earthquake.")
|
|
return
|
|
}
|
|
|
|
richter, err := strconv.ParseFloat(args[1], 64)
|
|
if err != nil {
|
|
fmt.Println("I couldn't get that, sorry.")
|
|
return
|
|
}
|
|
|
|
var desc string
|
|
|
|
switch r := richter; {
|
|
case r < 2:
|
|
desc = "micro"
|
|
case r >= 2 && r < 3:
|
|
desc = "very minor"
|
|
case r >= 3 && r < 4:
|
|
desc = "minor"
|
|
case r >= 4 && r < 5:
|
|
desc = "light"
|
|
case r >= 5 && r < 6:
|
|
desc = "moderate"
|
|
case r >= 6 && r < 7:
|
|
desc = "strong"
|
|
case r >= 7 && r < 8:
|
|
desc = "major"
|
|
case r >= 8 && r < 10:
|
|
desc = "great"
|
|
default:
|
|
desc = "meteoric"
|
|
}
|
|
|
|
fmt.Printf("%.2f is %s\n", richter, desc)
|
|
}
|