import "fmt"

func test(){
        fmt.Println("hello")

        sum := 0
        for i := 0; i <= 100; i++{
                sum += i
        }
        fmt.Println(sum)
}

/*这里不计算最后一个数字*/
func count(start int,end int,ch chan int) {
        fmt.Println(start,end)
        sum := 0
        for j := start; j < end; j++{
                sum += j
        }
        ch <- sum
}

func main(){
        h := 100
        group := 10
        sum := 0
        ch := make(chan int,10)
	/*这里分组*/
        for i := 0; i < group; i++{
                num := h / group
                go count(num*i,num*i+num,ch)
        }
        for i := 0; i < group; i++{
                select{
                        case msg := <- ch:
                                sum += msg
                }
        }
        fmt.Println(sum + h)//最后加上最大数
}