Here is the list of solutions that passed the Logic Testing for TSQL Challenge 27 - Identify overlapping weekly schedules of Nurses.

1		andriy zabavskyy	andriy_zabavskyy_tsqlchallenge_27_v1.sql
2		bret warnick	bret_warnick_tsqlchallenge_27.sql
3		carlos benito	carlos_benito_tsqlchallenge_27_v1.sql
4		Dalibor Margotic	Dalibor_Margotic_tsqlchallenge_27.sql
5		david betteridge	david_betteridge_tsqlchallenge_27.sql
6		erick bailey	erick_bailey_tsqlchallenge_27_v2.sql
7		Fanor Ponce	Fanor_Ponce_tsqlchallenge_27_v1.sql
8		Khyati Patel	Khyati_Patel_tsqlchallenge_27.sql
9		Leszek Gniadkowski	Leszek_Gniadkowski_tsqlchallenge_27_v1.sql
10		Leszek Gniadkowski	Leszek_Gniadkowski_tsqlchallenge_27_v2.sql
11		Leszek Gniadkowski	Leszek_Gniadkowski_tsqlchallenge_27_v4.sql
12		Leszek Gniadkowski	Leszek_Gniadkowski_tsqlchallenge_27_v5.sql
13		Leszek Gniadkowski	Leszek_Gniadkowski_tsqlchallenge_27_v3.sql
14		oleg zernov	oleg_zernov_tsqlchallenge_27.sql
15		plotczyk michal	plotczyk_michal_tsqlchallenge_27.sql
16		Powichrowski Marek	Powichrowski_Marek_tsqlchallenge_27_v5.sql
17		rami reddy	rami_reddy_tsqlchallenge_27.sql
18		steve p	steve_p_tsqlchallenge_27_v1.sql
19		steve p	steve_p_tsqlchallenge_27_v2.sql
20		Steyer Vincent	Steyer_Vincent_tsqlchallenge_27.sql
21		tomas boixet	tomas_boixet_tsqlchallenge_27.sql

Note that the challenges are 'always ON', which means that you can submit a solution at any time. You can submit a new solution even after the results are published.