10+10
20
7531-234
7297
45´7
315
876-56
820
26+1
27
55-0
55
285´6
1710
23+23
46
123+123
246
23-3
1´1
1
45´45
2025
10+234+753
997
1-1
0
12´12
144
34-33
133+123+123
379
999999-99999-9999
890001
45´21
945
167´2
334
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