Otherwise
else { System . out . print ( " , ▁ " ) ; } } if ( x == v . size ( ) - 1 ) { System . out . print ( " } " ) ; } else { System . out . print ( " } , ▁ " ) ; } } System . out . println ( ) ; ; } return ; } for ( int j = 0 ; j < K ; j ++ ) {