Go language learning 10-channel

Package Mainimport ("FMT" "math")/**c <-Answers (chan) <-(Cartesian struct) goroutine (polarcoord struct) <-ques tions (Chan) <-polar{5, 30.5} */func main () {questions: = make (chan polar) defer close (questions) Answers: = Make (chan CA Rtesian) defer close (answers) go func () {for {p: = <-questionsradian: = p.angle * Math. pi/180.0//radians x: = P.radius * Math. Cos (radian) y: = P.radius * Math. Sin (radian) answers <-cartesian{x, Y}}} () questions <-polar{5, 30.5}c: = <-answersfmt. Printf ("(%.3f,%.3f)", c.x, C.Y)}func process (questions Chan Polar, answers Chan Cartesian) {}type cartesian struct {x Floa T64y Float64}type Polar struct {radius float64angle  float64//Angle}

Go language learning 10-channel