Example
MONDAY@TUESDAY@WEDNESDAY@THURSDAY
============ Beginning of API Definition ================
@<for> @<CK_workingDays> @<begin> - $<CK_workingDays> is a working day
@<for> @<CK_freeDays> @<begin> - $<CK_freeDays> is NOT a working day
============ End of API Definition ===================
The resulting string output of the API after processing is:
----------------------------------------