摘要:
java基础练习题 1变量、运算符和类型转换:1.1手动输入一个学生的成绩,对这个成绩进行一次加分,加当前成绩的20%,输出加分后成绩 Scanner scan = new Scanner(System.in); System.out.println("请输入一个数字"); int num = sc 阅读全文
摘要:
java.sql.SQLException: The server time zone value '�й���ʱ��' is unrecognized or represents more than one time zone. You must configure either the ser 阅读全文