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TR-MO-R1 2019 Problem 16

    A,B,C,DA, B, C, D ve EE noktaları çevresi 15 birim olan bir çember üzerinde bulunmaktadır. AA noktasında bulunan bir böcek, AA dan BB ye, BB den CC ye, CC den DD ye, DD den EE ye ve EE den AA ya çember boyunca ilerleyerek gidiyor. Böceğin katettiği mesafeler sırasıyla (s1,s2,s3,s4,s5)(s_1, s_2, s_3, s_4, s_5) olmak üzere, (s1,s2,s3,s4,s5)(s_1, s_2, s_3, s_4, s_5) beşlisi (3,7,6,5,6)(3, 7, 6, 5, 6), (3,6,5,2,6)(3, 6, 5, 2, 6), (6,4,3,7,7)(6, 4, 3, 7, 7) ve (5,3,4,5,6)(5, 3, 4, 5, 6) beşlilerinden kaçı olabilir?

    a) 0 b) 1 c) 2 d) 3 e) 4

    Official text Turkish Mathematical Olympiad, first round 2019 official paper, page 8. Quoted with source.

    A model read this text from the scan of the paper by OCR, with vision/claude@2.1.318 (claude-opus-5-5). No person has checked it against the paper yet.

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