1UniversityofCaliforniaBerkeley加州大学伯克利分校2DukeUniversity杜克大学3UniversityofMichiganAnnArbor密西
1HarvardUniversityCambridge,MA2YaleUniversityNewHaven,CT3UniversityofCalifornia--BerkeleyB
1HarvardUniversityCambridge,MA2UniversityofCalifornia--BerkeleyBerkeley,CA3YaleUniversityN
1HarvardUniversityCambridge,MA2PrincetonUniversityPrinceton,NJ3UniversityofCalifornia--Ber
1YaleUniversityNewHaven,CT2UniversityofCalifornia--BerkeleyBerkeley,CA3HarvardUniversityCa
1UniversityofCalifornia--BerkeleyBerkeley,CA2StanfordUniversityStanford,CA2YaleUniversityN
1MassachusettsInstituteofTechnologyCambridge,MA2UniversityofCalifornia--BerkeleyBerkeley,C
1UniversityofCalifornia--BerkeleyBerkeley,CA2MassachusettsInstituteofTechnologyCambridge,M
1CarnegieMellonUniversityPittsburgh,PA2StanfordUniversityStanford,CAUniversityofCaliforni
1MassachusettsInstituteofTechnologyCambridge,MA2CarnegieMellonUniversityPittsburgh,PA3Stan
