某医院拟开发一个挂号系统，以方便患者就医，提高医疗服务水平。患者在医院就诊前需要提供姓名、身份证号码、联系电话等个人信息并办理一张诊疗卡，该诊疗卡在每次挂号时需要出示给挂号的工作人员。患者在挂号时，需说明科室名称以及医生的职称。挂号以半个工作日为一个班次，系统中保存各科室门诊医生的排班表，每位医生每个班次能够接诊的病人人数可设置一个上限。-A hospital intends to develop a registration system to facilitate the patient' s medical treatment, and to improve the level of medical services. Patients in the hospital before the need to provide the name, identity card number, telephone number and other personal information to apply for a clinic card, the clinic staff need to show to the registered card each registered. When the patients registered department name, and doctors need to explain titles. Registered as a shift to half a working day the various sections outpatient doctor scheduling table is saved in the system, the number of admissions of patients per doctor per shift can be set to an upper limit.