To use this bot, you should have the schedule's token
About the token:

1. Firsty you need to create the file in google sheets
   
2. Your token:
   token
   
   
3. There are two sheets: 'Lessons' and 'Event'
   
4. Sheet 'Lessons':
   a) Column 'Time':
   sheet_for_lessons
   
   b) Column 'Lectors':
   The colum can be empty
   teachers
   
   c) Column 'Links':
   The link for lessons or empty
   d) Column 'Subjects':
   Just the subject's name
   e) Columns 'Numberator', 'Denominator', 'Always':
   If this subject is always, all these three colums must have value 'true'
   If this subject is only numberator, only this colum must have value 'true', others 'false'
   If this subject is only denominator, only this colum must have value 'true', others 'false'
   f) Column 'Weekday':
   The day of week
   
5. Sheet 'Events':
   events
   
   

a) Column 'Dealine':
The day when it will be
b) Column 'Lector', 'Subject':
The same like for sheet 'Lessons'
c) Column 'Type':
The type of event
d) Column 'Description':
Just description, not necessary