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Omni-MATH / Let A denote the set of all integers n such that 1≤n≤10000, and moreover the sum of the decimal digits of n is 2. Find the sum of the squares of the elements of A. · Discussion

Discussing Let A denote the set of all integers n such that 1≤n≤10000, and moreover the sum of the decimal digits of n is 2. Find the sum of the squares of the elements of A. · Omni-MATH

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