000			00423nam a2200157Ia 4500
008			190215s9999||||xx |||||||||||||| ||und||
020			_a9780199740444
082			_a793.74 _bLev
100			_a Levitin, Anany.
245		0	_aAlgorithmic Puzzles
260			_aNew York _bOxford University Press   _c2011
300			_axxi, 257p.
650			_aMathematical recreation, Algorithms
700			_aLevitin, Maria.
942			_cBK
999			_c655 _d655