permutation造句
Thepermutationisevenifthenumberofinversionsitcontainsiseven.Thelimitedconditionofalternatepermutationtoutilizecharacterofchessmanpolgnomialsetsuprecurrencerelationsandeducestwomathquestionaboutformula...
Thepermutationisevenifthenumberofinversionsitcontainsiseven.Thelimitedconditionofalternatepermutationtoutilizecharacterofchessmanpolgnomialsetsuprecurrencerelationsandeducestwomathquestionaboutformula...