package main

import (
	"fmt"
	// "io"
    "io/ioutil"
    "log"
    // "bufio"
	"os"
	"strings"
)

var usage = "usage: splitter [file]"

func main() {
    var of *os.File
    var err error
	if len(os.Args) == 2 {
		filename := os.Args[1]
        of, err = os.Open(filename)
        if err != nil {
            log.Fatal(err)
        }
	} else {
        of = os.Stdin
    }
    b, err := ioutil.ReadAll(of)
    fmt.Printf("%v\n", strings.Fields(string(b)))
}