52 lines
715 B
Go
52 lines
715 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() {
|
|
if len(os.Args) < 3 {
|
|
fmt.Println("gimme two numbers")
|
|
return
|
|
}
|
|
|
|
min, err1 := strconv.Atoi(os.Args[1])
|
|
max, err2 := strconv.Atoi(os.Args[2])
|
|
if err1 != nil || err2 != nil || min >= max {
|
|
fmt.Println("wrong numbers")
|
|
return
|
|
}
|
|
|
|
var (
|
|
i = min
|
|
sum int
|
|
)
|
|
|
|
for {
|
|
if i > max {
|
|
break
|
|
} else if i%2 != 0 {
|
|
i++
|
|
continue
|
|
}
|
|
|
|
fmt.Print(i)
|
|
if i < max-1 {
|
|
fmt.Print(" + ")
|
|
}
|
|
|
|
sum += i
|
|
i++
|
|
}
|
|
fmt.Printf(" = %d\n", sum)
|
|
}
|