Code: CC45A




This course is the third course of the four courses in USACO Gold level.


Scoring 650/1000 in USACO Gold contests

Who should take this course?

A student who wants to take this course is recommended to accomplish ONE of the followings:


This course is composed of 12 classes as follows:

  • Class 1: Gold level data structure problems
  • Class 2,3,4: Medium / hard graph problems
  • Class 5: Disjoint Set Union
  • Class 6: Midterm Exam
  • Class 7,8: Sweepline
  • Class 9,10: Mixed Problem Set
  • Class 11: Miscellaneous topics
  • Class 12: Final Exam

These classes include solving / discussing 40+ medium / hard former USACO Gold problems in various topics including the above ones.

Next Course

The next course is CC45B: USACO Gold Advanced - B if you didn't take it before. Otherwise CC51A: USACO Platinum - A.

It is recommended to complete at least 50% of the course (certificate of succesful completion) before taking the next one.


Course Schedule

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Course Catalog

Diagnostic Exam

If you're not sure about your level or which course to take, it is recommended to take the diagnostic exam.

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