DISINI 2001Gauss8Solution
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Let denote the maximum number of points of intersection strictly between lines and formed by joining the m points on to the points on in all possible ways...
If you are only allowed to interchange the positions of the two neighboring discs in a single move, what is the least number of moves required to get all the dark discs together
the same as the number of ways of choosing three blocks (to check) from among 12 blocks. For each selection of two coins, one can form 4 tangent lines as shown at the right..
In a 5-sided polygon you can draw 2 diagonal lines from one vertex to the other vertices.. Every time there are 3 diagonals less than the number of sides, therefore for a 50
To get the largest possible number by using the digits 1, 2, 5, 6, and 9 exactly once, we must choose the largest digit to be the first digit, the next largest for the next digit,
6. Now, we cannot have a non-integer number of coins. This means that we must have at most 145 coins. 1292 g, which is too heavy.) Practically, we can get 145 coins to have a total