added law0102
Update prac1checkpoints.txt
add notes for prac4.
create placeholder for prac5
Add task for today's prac.
Clearing Issue #59
Clearing Issue #63
Merge pull request #64 from law0102/master

added law0102
Clearing Issue #65
Merge pull request #66 from pars0098/patch-1

Update prac1checkpoints.txt
Clearing Issue #68
Clearing Issue #69
Clearing Issue #71
Clear Issue #72
Clearing Issue #74
F1rst p05+!