Ukraine improved their record to 2-0 in Group F of the U20 European Championship Men Division B on Wednesday thanks to a 79-73 victory against Great Britain.
The Ukrainians blew open a tight qualifying round game with an 18-3 run either side of half-time and never looked troubled despite a late rally from the British.
Oleksandr Kolchenko poured in 28 points for the winners while Britain's Daniel Clark scored 25 points and pulled down 12 rebounds.
Finland also have a 100% record in the pool following their 69-67 defeat of Slovakia - Mikko Tapani Koivisto contributing 26 points for the winners.
In Group E, Suad Sehovic scored 20 points as Montenegro beat Finland 80-71.
Germany beat Poland 85-68 with Russian-born shooting guard Nikita Khartchenkov top-scoring with 28 points.
In classification round action, there were wins in Group G for Sweden and the Czech Republic.
The Swedes beat Belarus 72-68 thanks to a virtuoso display from Jonas Jerebko. Jerebko managed a team-high 25 points, 18 rebounds, five assists and five steals.
The Czechs beat Portugal 65-63 with Jiri Jelinek starring with 18 points and 16 rebounds.
In Group H, Ireland beat Romania 60-45 while Belgium edged out Switzerland 94-86.