go code

test.go

package main

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


func counter(name string){
	for n:=0;n<20;{
		n++
		fmt.Println(name, "is", n)
		// time.Sleep(100 * time.Millisecond)
		// runtime.Gosched()
	}
}

func main(){
	fmt.Println("CPU number:", runtime.NumCPU())
	runtime.GOMAXPROCS(2)
	go counter("a")
	go counter("b")
	time.Sleep(100 * time.Millisecond)
}