前六套作业是计分的。第七套只是为了练习并不计分。作业覆盖了相应课程中讨论的主题。
The first six problem sets are graded. The seventh problem set is for practice only and will not be graded. Assignments cover the topics discussed in the corresponding lecture sessions.

教学人员还建议学生们练习前几年的作业与试题。可以在本课程的研习资料部分里找到过去的作业和试题文件。
The teaching staff also recommends that students practice on problem sets and exams from previous years. An archive of past assignments and exams can be found in the study materials section of this course site.