From cb314c36a91c7861a0256db4223864b9f11cc32b Mon Sep 17 00:00:00 2001
From: lbenedar <lbenedar@local.lab>
Date: Sat, 21 Feb 2026 15:17:10 +0300
Subject: [PATCH] add ch12_2

---
 ch12/2/ch12_2.go | 44 ++++++++++++++++++++++++++++++++++++++++++++
 ch12/2/go.mod    |  3 +++
 2 files changed, 47 insertions(+)
 create mode 100644 ch12/2/ch12_2.go
 create mode 100644 ch12/2/go.mod

diff --git a/ch12/2/ch12_2.go b/ch12/2/ch12_2.go
new file mode 100644
index 0000000..937bdb5
--- /dev/null
+++ b/ch12/2/ch12_2.go
@@ -0,0 +1,44 @@
+package main
+
+import (
+	"fmt"
+	"math/rand"
+)
+
+func PrintNumbers() {
+	const chNum = 2
+	firstCh := make(chan int, 10)
+	secondCh := make(chan int, 20)
+	defer close(firstCh)
+	defer close(secondCh)
+
+	go func() {
+		for j := 0; j < 10; j++ {
+			firstCh <- (rand.Int() % 100)
+		}
+	}()
+	go func() {
+		for j := 0; j < 10; j++ {
+			secondCh <- (rand.Int() % 100)
+		}
+	}()
+
+	i := 0
+forLoop:
+	for {
+		select {
+		case val1 := <-firstCh:
+			fmt.Printf("(%d) From first channel: %d\n", i+1, val1)
+		case val2 := <-secondCh:
+			fmt.Printf("(%d) From second channel: %d\n", i+1, val2)
+		}
+		i++
+		if i == chNum*10 {
+			break forLoop
+		}
+	}
+}
+
+func main() {
+	PrintNumbers()
+}
diff --git a/ch12/2/go.mod b/ch12/2/go.mod
new file mode 100644
index 0000000..e50c3d4
--- /dev/null
+++ b/ch12/2/go.mod
@@ -0,0 +1,3 @@
+module gitea.local.lab/Lbenedar/learning_go/ch12/2
+
+go 1.25.0