CF1656H Equal LCM Subsets

You are given two sets of positive integers $ A $ and $ B $ . You have to find two non-empty subsets $ S_A \subseteq A $ , $ S_B \subseteq B $ so that the least common multiple (LCM) of the elements of $ S_A $ is equal to the least common multiple (LCM) of the elements of $ S_B $ .

N/A

N/A