Warning! You are viewing this exercise in a course that you are not a member of. You won't appear on your teacher's scoresheets until you register.
Sign in to test your solution.
### P1 ###
# replace this comment with your solution

### P2 ###
# replace this comment with your solution

### P3 ###
# replace this comment with your solution

### P4 ###
# replace this comment with your solution


### w1 ###
# replace this comment with your solution

### w2 ###
# replace this comment with your solution

### w3 ###
# replace this comment with your solution

### w4 ###
# replace this comment with your solution
You can submit as many times as you like. Only your latest submission will be taken into account.
Sign in to test your solution.