1
-2
2
4
3
-5
4
-22
5
20
6
8
7
-14
8
3
9
-10
10
-7
11
-18
12
-1
13
25
14
9
15
5
16
13
17
-12
18
23
19
7
20
-9
21
-20
22
-4
23
22
24
-19
25
11
26
-13
27
19
28
-16
29
-23
30
-25
31
6
32
-3
33
24
34
2
35
-6
36
10
37
14
38
12
39
16
40
-21
41
-24
42
-15
43
-11
44
18
45
-17
46
-8
47
17
48
21
49
15
50
1
Quiz:
Grade:
Name:
ID:
Add
2
3
4
5
6
7
8
9
-2
-3
-4
-5
-6
-7
-8
-9