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MathNet 2021 — Part 01 Question 2

Math Olympiad Vault · MathNet 2021 — Part 01

Question 2

What is the value of $1234 + 2341 + 3412 + 4123$?
  1. 10,000
  2. 10,010
  3. 10,110
  4. 11,000
  5. 11,110