Skip to content / Đến nội dung
ThichHocToan.com

MathNet 2020 — Math Olympiad Vault — Part 01 Question 14

Math Olympiad Vault · MathNet 2020 — Math Olympiad Vault — Part 01

Question 14

Ana and Beto play the following game. Ana writes four consecutive three-digit integers. Beto chooses three of them and adds them. If their sum can be written as a product of three positive integers greater than 1, Beto wins; otherwise Ana wins. Determine whether Ana can choose the four numbers to guarantee a win.