02.26
Cool Math Games
16th Canadian Mathematical Olympiad Problems 19841. Show that the sum of 1984 consecutive positive integers cannot be a square. 2. You have keyring with n identical keys. You wish to color code the keys so that you can distinguish them. What is the smallest number of colors you need? [For example, you could use three colors for eight keys: R R R R G B R R.
Posted in: CMO
0 komentar:
Posting Komentar