diff --git a/problem5.go b/problem5.go
new file mode 100644
index 0000000..bbffead
--- /dev/null
+++ b/problem5.go
@@ -0,0 +1,28 @@
+package main
+
+import "log"
+
+func cons(a, b int) func(func(int, int) (int, int)) (int, int) {
+	return func(f func(int, int) (int, int)) (int, int) {
+		return f(a, b)
+	}
+}
+
+func test(a, b int) (int, int) {
+	return a, b
+}
+
+func cdr(f func(func(int, int) (int, int)) (int, int)) int {
+	_, b := f(test)
+	return b
+}
+
+func car(f func(func(int, int) (int, int)) (int, int)) int {
+	a, _ := f(test)
+	return a
+}
+
+func main() {
+	log.Println(car(cons(3, 4)))
+	log.Println(cdr(cons(3, 4)))
+}