Rows:

MTWRF = Monday, Tuesday, Wednesday, thuRsday, Friday

	Columns:

Ss=SH, Mm=CM, Ii=MI, Bb=wBM, Xx=ABIS, Ee=EE

SMBWE: compulsory non-CS course unit in that slot for that group
	(or an option taken by most/every student in the group)

smbxe: optional non-CS course unit

In the 2nd & 3rd year M columns, a digit indicates the number of students
	doing an MT option

In the 3rd/4th year S column, 4 indicates a compulsory 4th year non-CS course
	unit (EM3462)

In the 1st year S column, M indicates MT166/72 lectures

" in any column indicates that the students need a lunch-break
	(each group needs a lunch slot M/T/R/F at 12 or 1)