算法9.1(p217) Search Seq(ssTable st, KeyType key i ∥顺序查找的算法,0号元素为监视哨 int i: STelem o key=key for (i=STlength; !EQ(ST. i key, key);--1); return 19算法9.1 (p217) Search_Seq(SSTable ST, KeyType key){ // ST.elem[0].key=key; for (i=ST.length; !EQ(ST.elem[i].key,key);--i); return i; }