| // +build OMIT | |
| package main | |
| import "fmt" | |
| func sum(a []int, c chan int) { | |
| sum := 0 | |
| for _, v := range a { | |
| sum += v | |
| } | |
| c <- sum // send sum to c | |
| } | |
| func main() { | |
| a := []int{7, 2, 8, -9, 4, 0} | |
| c := make(chan int) | |
| go sum(a[:len(a)/2], c) | |
| go sum(a[len(a)/2:], c) | |
| x, y := <-c, <-c // receive from c | |
| fmt.Println(x, y, x+y) | |
| } |