Question 525693
You may not have read the problem completely.  As given, without any conditons or constraints, there are an infinite number of solutions to this question.
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For example, 940 + 1 + 2 would satisfy this question...
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999 + 1 + -57 also
942.999 + .0009 + .0001 also
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and so many more solutions they cannot all be counted.
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cheers,
Lee