des (0, 11, 7)
(0, "PUT !0", 1)
(0, "PUT !1", 2)
(0, "PUT !2", 3)
(0, "PUT !3", 4)
(0, "PUT !4", 5)
(1, "GET !0", 6)
(2, "GET !1", 6)
(3, "GET !2", 6)
(4, "GET !3", 6)
(5, "GET !4", 6)
(6, ACCEPT, 6)