compress range.

ec.go

package main

import (
	"fmt"
	"github.com/xaviershay/erg"
	"io"
	"log"
)

func main() {
	nodes := make([]string, 0)
	var node string
	var e *erg.Erg
	for {
		_, err := fmt.Scan(&node)
		if err != nil {
			if err != io.EOF {
				log.Fatal(err)
			}
			break
		}
		nodes = append(nodes, node)
	}
	fmt.Println(e.Compress(nodes))
}