5、（4-12） choose two: You executed the following CREATE TABLE statement that resulted in an error: SQL> CREATE TABLE employees( emp_id NUMBER(10) PRIMARY KEY, ename VARCHAR2(20), email NUMBER(3) UNIQUE, address VARCHAR2(500), phone VARCHAR2 (20), resume
4、(4-11) choose two:View the Exhibit and examine the data in the PRODUCT_INFORMATION table.Which two tasks would require subqueries? (Choose two.) A) displaying all supplier IDs whose average list price is more than 500B) displaying the total number of pr
原题 原题 思路 将第一个序列依次从左到右标号，然后映射到第二个序列中 因为第一个序列标号只上升的所以问题就转化为序列2标号后的最长上升子序列 代码 #include<cstdio>#include<algorithm>using namespace std;const int MAXN=100010;int n,a[MAXN],b[MAXN];int c[MAXN];int sta
