des (0, 11, 3)
(0, "PUT !0", 1)
(0, "PUT !1", 1)
(0, "PUT !2", 1)
(0, "PUT !3", 1)
(0, "PUT !4", 1)
(1, "PUT !0", 2)
(1, "PUT !1", 2)
(1, "PUT !2", 2)
(1, "PUT !3", 2)
(1, "PUT !4", 2)
(2, ACCEPT, 2)