1,1717,./../solution/disjoint_set/1717 1,1976,./../solution/disjoint_set/1976 1,16562,./../solution/disjoint_set/16562 1,4195,./../solution/disjoint_set/4195 1,10775,./../solution/disjoint_set/10775 ,20040, ,11085, ,17398, ,17352, ,12893, ,1043, ,16168, ,7511, ,20955, ,3108, ,15789, 1,18116,./../solution/disjoint_set/18116 ,17090, ,16724, ,14595,