说明：  编写一个C程序，创建一个sqlite数据库，试实现对该数据库的下列操作：根据某一个学生的学号进行他选择课程的查询并打印输出；查询选择某一门课程的所有学生信息并打印输出；
(Write a C program to create a sqlite database (name is SelLesson), which contains two tables of the database to achieve the following: According to a certain number of students learning the course he has chosen to query and print output query to select a courses for all student information and printed output )