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MathNet 2015-part-06 — 191 problems (EN–VI) Question 11

Math Olympiad Vault · MathNet 2015-part-06 — 191 problems (EN–VI)

Question 11

The last digit of $2011 \times 2013 \times 2015 - 2010 \times 2012 \times 2014$ is
(A) 0
(B) 1
(C) 2
(D) 4
(E) 5