.
-300
-503
-350
-530
100
812
-100
-812
776
-776
158
-158
-4, -3, -2, -1, 0, 1
-3, -2, -1, 0, 1, 2
-3, -2, -1, 1
-3, -2, -1, 0, 1
-147
45
147
237
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