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Omni-MATH / Compute the sum of all two-digit positive integers x such that for all three-digit (base 10) positive integers …x, then the three-digit (base 10) number …x. · Discussion

Discussing Compute the sum of all two-digit positive integers x such that for all three-digit (base 10) positive integers …x, then the three-digit (base 10) number …x. · Omni-MATH

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