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0 + 1 =
1 - 1 =
5 - 1 =
3 - 1 =
3 + 1 =
2 - 1 =
4 + 1 =
2 + 1 =
4 - 1 =
0 + 1 =
3 - 1 =
3 + 1 =
1 - 1 =
1 + 1 =
1 + 1 =
4 - 1 =
4 + 1 =
2 - 1 =
2 + 1 =
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