19/10/22 16:12:05.12 DEgJ0Qgt.net
F20 逆元
(1,2,3,4,5)^1=(1,2,3,4,5) C5
(2,3,4,5,1)^1=(5,1,2,3,4) C5
(3,4,5,1,2)^1=(4,5,1,2,3) C5
(4,5,1,2,3)^1=(3,4,5,1,2) C5
(5,1,2,3,4)^1=(2,3,4,5,1) C5
(1,3,5,2,4)^1=(1,4,2,5,3)
(3,5,2,4,1)^1=(5,3,1,4,2)
(5,2,4,1,3)^1=(4,2,5,3,1)
(2,4,1,3,5)^1=(3,1,4,2,5)
(4,1,3,5,2)^1=(2,5,3,1,4)
(1,5,4,3,2)^1=(1,5,4,3,2) F10
(5,4,3,2,1)^1=(5,4,3,2,1) F10
(4,3,2,1,5)^1=(4,3,2,1,5) F10
(3,2,1,5,4)^1=(3,2,1,5,4) F10
(2,1,5,4,3)^1=(2,1,5,4,3) F10
(1,4,2,5,3)^1=(1,3,5,2,4)
(4,2,5,3,1)^1=(5,2,4,1,3)
(2,5,3,1,4)^1=(4,1,3,5,2)
(5,3,1,4,2)^1=(3,5,2,4,1)
(3,1,4,2,5)^1=(2,4,1,3,5)