Function call
System . out . println ( " Union ▁ of ▁ two ▁ arrays ▁ is ▁ " ) ; u_i . printUnion ( arr1 , arr2 , m , n ) ; System . out . println ( " " ) ; System . out . println ( " Intersection ▁ of ▁ two ▁ arrays ▁ is ▁ " ) ; u_i . printIntersection ( arr1 , arr2 , m , n ) ; } }