multi-channel consumer

main.go

package main

import "fmt"

func sum(id int, c <-chan int) {
	for num := range c {
		fmt.Printf("%d %d\n", id, num)
	}
}

func main() {
	s := []int{11, 12, 13, 14, 15, 16, 17, 18, 19}
	c := make(chan int)

	for i := 0; i < 3; i++ {
		go sum(i, c)
	}

	for _, i := range s {
		c <- i
	}
	fmt.Scanln()
	fmt.Println("done")
}