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

1		Adrian Nastase	Adrian_Nastase_tsqlchallenge_27.sql
2		andriy zabavskyy	andriy_zabavskyy_tsqlchallenge_27_v1.sql
3		ben seaman	ben_seaman_tsqlchallenge_27_v3.sql
4		bill riggio	bill_riggio_tsqlchallenge_27.sql
5		bradley small	bradley_small_tsqlchallenge_27.sql
6		bret warnick	bret_warnick_tsqlchallenge_27.sql
7		carlos benito	carlos_benito_tsqlchallenge_27_v1.sql
8		Chris Morris	Chris_Morris_tsqlchallenge_27.sql
9		Dalibor Margotic	Dalibor_Margotic_tsqlchallenge_27.sql
10		david betteridge	david_betteridge_tsqlchallenge_27.sql
11		diego arenas	diego_arenas_tsqlchallenge_27.sql
12		Dkant S	Dkant_S_tsqlchallenge_27.sql
13		Dkant S	Dkant_S_tsqlchallenge_27_v2.sql
14		erick bailey	erick_bailey_tsqlchallenge_27_v1.sql
15		erick bailey	erick_bailey_tsqlchallenge_27_v2.sql
16		Fanor Ponce	Fanor_Ponce_tsqlchallenge_27_v1.sql
17		janusz rokicki	janusz_rokicki_tsqlchallenge_27.sql
18		john stradling	john_stradling_tsqlchallenge_27.sql
19		josejavier rodriguez	josejavier_rodriguez_tsqlchallenge_27.sql
20		kaushal sinha	kaushal_sinha_tsqlchallenge_27_v1.sql
21		kendall cline	kendall_cline_tsqlchallenge_27.sql
22		Khyati Patel	Khyati_Patel_tsqlchallenge_27.sql
23		Leszek Gniadkowski	Leszek_Gniadkowski_tsqlchallenge_27_v1.sql
24		Leszek Gniadkowski	Leszek_Gniadkowski_tsqlchallenge_27_v2.sql
25		Leszek Gniadkowski	Leszek_Gniadkowski_tsqlchallenge_27_v3.sql
26		Leszek Gniadkowski	Leszek_Gniadkowski_tsqlchallenge_27_v4.sql
27		Leszek Gniadkowski	Leszek_Gniadkowski_tsqlchallenge_27_v5.sql
28		Nitoo Katyal	Nitoo_Katyal_tsqlchallenge_27.sql
29		oleg zernov	oleg_zernov_tsqlchallenge_27.sql
30		plotczyk michal	plotczyk_michal_tsqlchallenge_27.sql
31		Powichrowski Marek	Powichrowski_Marek_tsqlchallenge_27_v5.sql
32		Powichrowski Marek	Powichrowski_Marek_tsqlchallenge_27_v1.sql
33		Powichrowski Marek	Powichrowski_Marek_tsqlchallenge_27_v2.sql
34		Powichrowski Marek	Powichrowski_Marek_tsqlchallenge_27_v3.sql
35		Rakesh Singh	Rakesh_Singh_TsqlChallenge_27_v1.sql
36		rami reddy	rami_reddy_tsqlchallenge_27.sql
37		russell sanders	russell_sanders_tsqlchallenge_27.sql
38		Sorna Kumar	Sorna_Kumar_TSQLChallenge_27_V2.sql
39		steve p	steve_p_tsqlchallenge_27_v1.sql
40		steve p	steve_p_tsqlchallenge_27_v2.sql
41		Steyer Vincent	Steyer_Vincent_tsqlchallenge_27.sql
42		Tejas Shah	Tejas_Shah_tsqlchallenge_27_v2.sql
43		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.