3+2
5
1+1
2
8-1
7
4-1
3
6-2
4
2+4
6
2+8
10
1-1
0
12-4
8
4+4
7+5
12
3+7
7-4
8-6
5+6
11
5+5
7+8
15
13-8
17-8
9
11+5
16
9+9
18
10+12
22
10-6
12-5
20-9
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