Toán Olympic quốc tế 2003 Tiếng Anh
Toán Olympic quốc tế 2003 Tiếng Anh
... T i and intersecting S is less than or equal to 2003. Consequently, the number of discs D k that intersect S is less than or equal to 2002 + 6 · 2003 = 7 · 2003 − 1. ... considered to be represented in base 10.) For example, for a = 2003, we get b = 3200, c = 10240000, and d = 02400001 = 2400001 = d (2003) . Find all numbers a for which d(a) = a 2 . N3. Determine ... Suppose that every...
Ngày tải lên: 05/04/2014, 00:14
Toán Olympic quốc tế 2006 Tiếng Anh
... sides of P. The sides of P are also called good. Suppose P has been dissected into triangles by 2003 dia gonals, no two of which have a common point in the interior of P. Find the maximum number ... are also regarded as odd diagonals. Suppose the 2006- gon has been diss e c ted into triangles by 2003 non-intersecting diagonals. Find the maximum possible number of is osceles triangles with...
Ngày tải lên: 05/04/2014, 00:15