Trey Alexander scored 21 points and Baylor Scheierman added 17 to lead eighth-ranked Creighton in an 89-60 victory over North Dakota State.
Oumar Ballo dominated inside with 30 points and 13 rebounds for No. 14 Arizona, which held off No. 10 Creighton 81-79 to win the Maui Invitational for the third time.
Remy Martin scored 20 points, Ochai Agbaji put Kansas ahead for good with his first basket early in the second half, and the Jayhawks held off Creighton 79-72 to advance to the Sweet 16.
North Carolina and first-year coach Hubert Davis got themselves off the NCAA Tournament bubble and now hope to make trouble for defending national champion Baylor in a featured matchup of the second round.
Arthur Kaluma scored 17 points and keyed an overwhelming blitz that sent Creighton into the Big East championship game with a stunning 85-58 blowout of No. 11 Providence in the semifinals.
Ryan Hawkins scored 19 points to lead four players in double figures and Creighton closed with a flurry in a 79-59 victory over No. 9 Villanova in the Big East opener for both teams.