add new solutions

solutions/11/q1116/solution.go

@@ -0,0 +1,53 @@
+package q1116
+
+type void struct{}
+
+type ZeroEvenOdd struct {
+	n          int
+	c0, c1, c2 chan void
+}
+
+func NewZeroEvenOdd(n int) *ZeroEvenOdd {
+	zeo := &ZeroEvenOdd{
+		n:  n,
+		c0: make(chan void, 1),
+		c1: make(chan void, 1),
+		c2: make(chan void, 1),
+	}
+	zeo.c0 <- void{}
+	return zeo
+}
+
+func (z *ZeroEvenOdd) Zero(printNumber func(int)) {
+	for i := range z.n {
+		<-z.c0
+		printNumber(0)
+		if (i+1)%2 == 0 {
+			z.c2 <- void{}
+		} else {
+			z.c1 <- void{}
+		}
+	}
+}
+
+func (z *ZeroEvenOdd) Even(printNumber func(int)) {
+	for i := range z.n {
+		if (i+1)%2 != 0 {
+			continue
+		}
+		<-z.c2
+		printNumber(i + 1)
+		z.c0 <- void{}
+	}
+}
+
+func (z *ZeroEvenOdd) Odd(printNumber func(int)) {
+	for i := range z.n {
+		if (i+1)%2 == 0 {
+			continue
+		}
+		<-z.c1
+		printNumber(i + 1)
+		z.c0 <- void{}
+	}
+}