import java.util.*;
import java.util.stream.*;
 
class Ideone {
	public static void main (String[] args) {
    int[][] matrix = {{1, 2, 2, 4, 4},{4, 2, 1, 4}, {3, 2, 4, 1, 5, 8}};
    Set<Set<Integer>> sets = new HashSet<>();
 
    List<int[]> nonSimilar = Arrays.stream(matrix)
        .filter(row -> sets.add(Arrays.stream(row).boxed().collect(Collectors.toSet())))
        .collect(Collectors.toList());
 
    nonSimilar.stream().map(Arrays::toString).forEach(System.out::println);
    }
}

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