Exam starts at 10:00 and ends at 12:00, you may leave after 10:30. Write your name to each paper. While leaving, return all papers nested. Also return the questions and your formula sheet (if you brought any). You can get them back after 1 month. Turn off your phone and leave it in your bag. If you have any questions or you need to visit a bathroom during the exam, raise your hand. All material (besides the A4 formula sheet), calculators and communication are strictly prohibited and will result in immediate disqualification and a formal fraud procedure. Exam contains 6 problems. Each can yield 5 points. Maximum 30 points. If you cannot follow these instructions, you can get minus points (up to -30 points).