A.棧和隊列都是線性結(jié)構(gòu)B.棧的特點是后進先出C.棧和隊列的特點都是先進后出D.隊列的特點是先進先出
A.18 B.16 C.15 D.17
A.117,115,113,111 B.111,113,115,117 C.113,111,117,115 D.117,115,111,113