numeric complement
-499,500
-498,501
..
-1.998
0999
00
11
.
498498
4999499 .
numeric complement expression
-499500
-498501
..
-1.998
0999
00
11
.
whether it can be considered that the artificial definition complement values from 0 to 999 correspond to 0-499, respectively; then whether the complement value of-998 is 9999-998-9001. But such a decimal complement is not in line with human logic: for an arbitrary three-digit number, if it is a positive complement, it is itself, and for a negative number b, 999b is used. but if it is defined in this way, the complement value of-998 is 1.
the complement value of-998 is also 1.problem description
the platform version of the problem and what methods you have tried
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