Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
| Hard constraints | |
|---|---|
| HC1 | All demanded shifts assigned to a nurse. |
| HC2 | A nurse can work with only a single shift per day. |
| HC3 | The minimum number of nurses required for the shift. |
| HC4 | The total number of working days for the nurse should be between the maximum and minimum range. |
| HC5 | A day shift followed by night shift is not allowed. |
