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2025 SSMO Relay Round 1 Problems/Problem 2

Revision as of 11:42, 9 September 2025 by Pinkpig (talk | contribs) (Created page with "==Problem== Let <math>T = TNYWR.</math> A positive integer is called \textit{zro} if more than half of its digits are <math>0</math>. Find the sum of the first <math>T^2</mat...")
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Problem

Let $T = TNYWR.$ A positive integer is called \textit{zro} if more than half of its digits are $0$. Find the sum of the first $T^2$ zro numbers.

Solution

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