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25 lines
336 B

package main
import (
"fmt"
"os"
"strings"
)
func deleteExtraSpaces(a []string) (res []string) {
for _, v := range a {
if v != "" {
res = append(res, v)
}
}
return
}
func main() {
if len(os.Args) == 2 {
arg := strings.Split(os.Args[1], " ")
arg = deleteExtraSpaces(arg)
fmt.Println(strings.Join(arg, " "))
}
}