package main

import (
	"fmt"
	"time"
)

func processChannel(in <-chan int, out chan<- string) {
	for inValue := range in {
		result := fmt.Sprintf("Hello %d", inValue)
		out <- result
	}
}

func main() {
	receiveChan := make(chan string)
	sendChan := make(chan int)

	go func() {
		for value := range receiveChan {
			fmt.Println(value)
		}
	}()

	go processChannel(sendChan, receiveChan)
	for i := 0; i < 10; i++ {
		sendChan <- i
	}
	close(sendChan)
	time.Sleep(1e7)
}