Yevgen Chernolyev(nice), Nataliya Kolisnichenko(nice), Oleg Sheremet(nice), Andrey Mis\'kov(nice), Kostiantyn Pylypiuk(nice), ALENA FOMINA(nice), Kirill Konopitsyn(nice), Family Kuzhel(nice), Irina Ortik(nice), Vasil Bodnar(nice), Yakov Stepanov(nice), Yakov Stepanov(interesting)