Nguyễn Tuấn

rank

667

points

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short ranking list

665.	Simon Adanu Ogiji	1
666.	Tran Nguyen Quoc Khang	1
667.	Nguyễn Tuấn	1
668.	Sofija Vrebac	1
669.	John J Chalmers	1

last 3 solved tasks

Replace the question mark with a number

MATH PUZZLE: Can you replace the question mark with a number?

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