Difference between revisions of "2025 SSMO Relay Round 1 Problems/Problem 2"

(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==
 
==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</math> zro numbers.
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Let <math>T = TNYWR.</math> A positive integer is called <i>zro</i> if more than half of its digits are <math>0</math>. Find the sum of the first <math>T^2</math> zro numbers.
  
 
==Solution==
 
==Solution==

Latest revision as of 22:04, 21 October 2025

Problem

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

Solution