Subject	Paper	Computer 	Diff
1	5	2	3
2	4	3	1
3	4	4	0
4	7	8	-1
5	4	5	-1
6	6	7	-1
7	4	3	1
8	6	8	-2
9	6	5	1
10	2	3	-1
11	6	5	1
12	5	5	0
13	3	7	-4
14	3	6	-3
15	4	4	0
16	2	3	-1
17	7	10	-3
18	8	7	1
19	4	6	-2
20	6	8	-2