S 12 Square has center,, and are on with and between and,, and . Given that, wherer and are positive integers and is not divisible by the square of any prime, find .
12 Parisukat ay sentro ng,, at ay sa may at sa pagitan ng at,, At . Dahil na, Wherer at ay positive integers at ay hindi mahahati sa pamamagitan ng parisukat ng anumang kalakasan, hanapin . S