Math Olympiad Club at ETHZ
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Problem Sets
Click a semester to expand its problem sets.
fall_2025
problemset_1
📄 problemset_1.pdf
problemset_2
📄 problemset_2.pdf
problemset_3
📄 problemset_3.pdf
problemset_4
📄 problemset_4.pdf
📄 Problems_Selection_4.pdf
📄 Problems_Selection_5.pdf
📄 Problems_Selection_6.pdf
📄 Problem_Selection_7.pdf
spring_2025
magic_problems_&_puzzles
hat_problems
📄 hat_problems_solutions.pdf
📄 hat_problems.pdf
picture_hanging_puzzle
📄 picture_hanging_puzzle_solution.pdf
📄 picture_hanging_puzzle.pdf
problemset_1
📄 spring2025_problemsetsolutions_1.pdf
📄 spring2025_problemset_1.pdf
problemset_2
📄 spring2025_problemsetsolutions_2.pdf
📄 spring2025_problemset_2.pdf
problemset_3
📄 spring2025_problemsetsolutions_3.pdf
📄 spring2025_problemset_3.pdf
problemset_4
📄 spring2025_problemsetsolutions_4.pdf
📄 spring2025_problemset_4.pdf
problemset_5
📄 spring2025_problemsetsolutions_5.pdf
📄 spring2025_problemset_5.pdf
problemset_6
📄 spring2025_problemsetsolutions_6.pdf
📄 spring2025_problemset_6.pdf
problemset_7
📄 spring2025_problemsetsolutions_7.pdf
📄 spring2025_problemset_7.pdf
problemset_8
spring2025_problemsetsolutions_8
📄 spring2025_problemsetsolutions_8.pdf
📄 spring2025_problemset_8.pdf
problemset_9
📄 spring2025_problemsetsolutions_9.pdf
📄 spring2025_problemset_9.pdf
problemset_10
📄 spring2025_problemset_10.pdf
problemset_11
📄 spring2025_problemsetsolutions_11.pdf
📄 spring2025_problemset_11.pdf
problemset_12
📄 spring2025_problemsetsolutions_12.pdf