diff --git a/chp7_deadlock/bankers/main.go b/chp7_deadlock/bankers/main.go
new file mode 100644
index 0000000..3207b5d
--- /dev/null
+++ b/chp7_deadlock/bankers/main.go
@@ -0,0 +1,27 @@
+package main
+
+import "os"
+
+const (
+	FREE      int = iota
+	ALLOCATED int = iota
+)
+
+type Resource interface {
+	Type() int
+}
+
+type ResourceManager interface {
+	Available(r Resource) bool
+	Assign(r Resource, p os.Process) Resource
+	Release(r Resource, p os.Process) (bool, error)
+}
+
+type bankerResourceManager struct {
+	available [][]int
+	total     [][]int
+	allocated [][]int
+}
+
+func main() {
+}