From 1f2fc4f129fca0203f23401171483d0177cf14f3 Mon Sep 17 00:00:00 2001
From: Pavel Tisnovsky <ptisnovs@redhat.com>
Date: Mon, 13 Jul 2020 10:48:08 +0200
Subject: [PATCH] Example #20: Reduce method

---
 lesson7/lazy_streams/20_reduce.go | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 lesson7/lazy_streams/20_reduce.go

diff --git a/lesson7/lazy_streams/20_reduce.go b/lesson7/lazy_streams/20_reduce.go
new file mode 100644
index 0000000..d69082f
--- /dev/null
+++ b/lesson7/lazy_streams/20_reduce.go
@@ -0,0 +1,18 @@
+package main
+
+import (
+	"fmt"
+	"github.com/wesovilabs/koazee"
+)
+
+func add(x, y int) int {
+	return x + y
+}
+
+func main() {
+	values1 := []int{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}
+	fmt.Printf("input #1: %v\n", values1)
+
+	sum := koazee.StreamOf(values1).Reduce(add)
+	fmt.Printf("sum: %d\n", sum.Val())
+}