sudoku := Group( (2,10)(3,19)(4,28)(5,37)(6,46)(7,55)(8,64)(9,73)(12,20)(13,29)(14,38)(15,47)(16,56)(17,65)(18,74)(22,30)(23,39)(24,48)(25,57)(26,66)(27,75)(32,40)(33,49)(34,58)(35,67)(36,76)(42,50)(43,59)(44,68)(45,77)(52,60)(53,69)(54,78)(62,70)(63,79)(72,80), (1,9,81,73)(2,18,80,64)(3,27,79,55)(4,36,78,46)(5,45,77,37)(6,54,76,28)(7,63,75,19)(8,72,74,10)(11,17,71,65)(12,26,70,56)(13,35,69,47)(14,44,68,38)(15,53,67,29)(16,62,66,20)(21,25,61,57)(22,34,60,48)(23,43,59,39)(24,52,58,30)(31,33,51,49)(32,42,50,40), (1,2)(10,11)(19,20)(28,29)(37,38)(46,47)(55,56)(64,65)(73,74), (2,3)(11,12)(20,21)(29,30)(38,39)(47,48)(56,57)(65,66)(74,75), (4,5)(13,14)(22,23)(31,32)(40,41)(49,50)(58,59)(67,68)(76,77), (5,6)(14,15)(23,24)(32,33)(41,42)(50,51)(59,60)(68,69)(77,78), (7,8)(16,17)(25,26)(34,35)(43,44)(52,53)(61,62)(70,71)(79,80), (8,9)(17,18)(26,27)(35,36)(44,45)(53,54)(62,63)(71,72)(80,81), (1,4)(2,5)(3,6)(10,13)(11,14)(12,15)(19,22)(20,23)(21,24)(28,31)(29,32)(30,33)(37,40)(38,41)(39,42)(46,49)(47,50)(48,51)(55,58)(56,59)(57,60)(64,67)(65,68)(66,69)(73,76)(74,77)(75,78), (4,7)(5,8)(6,9)(13,16)(14,17)(15,18)(22,25)(23,26)(24,27)(31,34)(32,35)(33,36)(40,43)(41,44)(42,45)(49,52)(50,53)(51,54)(58,61)(59,62)(60,63)(67,70)(68,71)(69,72)(76,79)(77,80)(78,81) );