package main

import "fmt"
import "time"
import "runtime"

func main(){
    runtime.GOMAXPROCS(8)
    channel := make(chan string)

    for i:=0; i<5; i++ {
        go func (id int) {
            for {
                time.Sleep(3)
                msg := <-channel
                fmt.Println(msg, id)
            }
        }(i)
    }

    ticker := time.NewTicker(time.Second)

    for t := range ticker.C {
        fmt.Println(t)
        channel <- "hello world"
    }
}