1	4
3	2	does not respond to mouse
4	4.3
5	4.3
6	4.3
7	4.3
8	2	does not respond to mouse
9	4.3
10	4.3
11	4.3
12	4
13	4.3
14	4.3
15	3.7	grid is not empty initially--blank regions have a big red square visible.
17	4	grid is not empty initially--blank regions have a small square visible.
18	4.3
19	3.7	sometimes, when X wins, the three winning X's are overwritten by O's.
21	3.7	grid is not empty initially--blank regions have a small square visible.
22	4.3
24	4
25	4.3
27	4.3
28	4.3
29	3.7	grid is not empty initially--blank regions have a small square visible.
31	4.3
33	4.3
34	4	grid is not empty initially--blank regions have a small square visible.
35	4.3
38	4.3
39	1	would have been a B, but it was three days late, so it's a D instead
40	4.3
41	3.7	grid is not empty initially--blank regions have a small square visible.
42	4.3
43	2.5	can click on a square already containing an X and put an O there; can go on moving after someone has won.
45	2.2	can only make five moves; after that it stops responding to the mouse.
47	4.3
48	4	grid is not empty initially--blank regions have a small square visible.
49	3.3	A+ program, late one day
50	4.3
51	4.3
52	4.3
53	3	when X wins, his three squares turn red, with no X's visible; and you can keep on moving after a win.
54	4.3
55	3.7	grid is not empty initially--blank regions have a small square visible.
57	3.7	grid is not empty initially--blank regions have a small square visible.
59	3.7	grid is not empty initially--blank regions have a small square visible.
60	4.3	X's and O's are not centered--but that wasn't required
61	4.3
64	4.3
65	4.3
66	3.7	grid is not empty initially--blank regions have a small square visible.
67	4.3
68	4.3
69	3.7	grid is not empty initially--blank regions have a small square visible.
73	4.3