sprague-grundy

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19 1411 January 22, 2019
14 7530 February 15, 2018
3 8677 August 10, 2017
5 1239 June 14, 2017
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25 3978 March 22, 2017
0 690 January 29, 2017
2 2489 September 8, 2015
11 5430 September 2, 2014
0 867 June 29, 2014
11 5968 November 21, 2013
6 4739 November 13, 2013
2 962 October 29, 2013
0 3545 December 19, 2012