btree: add basic in memory b-tree with integers

main.go

@@ -0,0 +1,36 @@
+package main
+
+import (
+	"fmt"
+
+	"git.klmp200.net/klmp200/kvs/btree"
+)
+
+func main() {
+	t := btree.NewBtree(3)
+	t.Insert(10)
+	t.Insert(20)
+	t.Insert(5)
+	t.Insert(6)
+	t.Insert(12)
+	t.Insert(30)
+	t.Insert(7)
+	t.Insert(17)
+
+	fmt.Print("Traversal of the constructed tree is")
+	t.Traverse()
+
+	k := 6
+	if t.Search(k) != nil {
+		fmt.Print("\nPresent")
+	} else {
+		fmt.Print("\nNot Present")
+	}
+
+	k = 15
+	if t.Search(k) != nil {
+		fmt.Print("\nPresent")
+	} else {
+		fmt.Print("\nNot Present")
+	}
+}