摘要：create table student3(id int(30) primary key comment 'ID',name varchar(255) comment '姓名',address varchar(255) comment '地址') create table student3 ( id 阅读全文

摘要：int main() { int s; int n; float avg; scanf("%d,%d",&s,&n); //特别注意的地方 // scanf("%d",&n); avg=s/n; printf("avg is %f \n",avg); return 0; } #include <st 阅读全文