软件名称是小学生数学题软件，用户可以通过客户端请求题库资源，便可以进行练习或是考试。-The name of the software is the primary school math software, users can through the client to request exam resources, they can practice or exam.

基于C语言的windows风格的小学生数学测试系统-Windows style based on the C language primary school math test system

写一个程序来帮小孩子练习数学，包含以下功能：【1】检查学号（由两位字母和四位数字组成）；【2】进行测试：1.程序随机出10道两位数四则运算题目，开始计时。2.考试结束后将得分、所用时间和正确答案打印在屏幕上，并存入record.txt。【3】查询分数：从record.txt中读取分数信息，并打印在屏幕上。-Write a program to help children practice math, contains the following features: [1] check stude