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-999
1
500
999
999.1
1000
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1001
9900
9901
9949
9950
9951
10000
10001
10500
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50000
99000
99001
99900
99949
99950
100000
100001
100999
101000
101001
999000
999001
999949
999950
999999
1000000
1000001
999000000.1
999000001