Can anyone solve Downloader problem in Golang course

Answer 1

//define the download() function
func download(s int, c chan int) {

sum := 0
for i:=0; i<=s; i++ {
sum += i
}
c<-sum
}

//output the sum of all results
v:=<-ch1 + <-ch2 + <-ch3

Answer 2

Yes, and you can do the same, just by reading the lessons one more time.......