| 源码简介： |
学生课程成绩分段统计：用单字节表示每个学生的学号，学生的课程成绩用两位十进制数表示（最低0分，最高99分），规定0F0H表示作弊，0F1H表示缺考，0FFH为一组学生成绩的结束符。学生成绩在内存的存放形式为“学号，成绩”，每个学生占两个字节，从内存SCORE为首址开始存放。要求学生人数不少于10个，试编程序，按0 ~ 9、10 ~ 19、20 ~ 29、……、80 ~ 89、90 ~ 99及作弊、缺考等12种情况把学生的课程成绩进行分段统计，将统计结果存入以COUNT为首址的12个单元中。-Statistics of students' course grades segments: single byte of each student' s student number, course grades of students (minimum 0, maximum 99 points), expressed with two decimal provisions 0F0H said cheating, 0F1H absent, 0FFH as a group of student achievement terminator. Student achievement " study results" in the form of memory storage, each student takes two bytes stored starting address from memory SCORE headed. The 12 situation requires students to be not less than 10, a trial program, press 0 to 9, 10 to 19, 20 to 29, ..., 80 to 89, 90 to 99 and cheating absent the student' s course grade segment statistics, the statistical results stored in the unit 12 COUNT headed Address.
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