1+2
3
2-2
0
1*1
1
3-2
5*0
2+4
6
5-3
2*7
12+7
19
2*6
12
10+15
25
10-4
4*6
24
21-5
16
3*7
21
45+15
60
50-25
10*6
18+20
38
10*3
30
145+200
345
500-400
100
5*9
45
17-9
8
10*10
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