# set V:=1..n should be in the mod file
param n:=44;

set E:=
(1,2)	(2,3)	(2,6)	(2,39)	(3,6)	(3,11)	(3,45)	(4,5)	(4,40)	(5,7)	(5,8)	(5,9)	(5,39)	(6,7)	(6,11)	(6,41)	(6,48)	
(7,8)	(7,39)	(8,9)	(8,38)	(9,38)	(10,12)	(10,15)	(10,19)	(10,41)	(10,48)	(11,12)	(11,36)	(11,41)	(12,14)	(12,37)	(12,41)	(12,46)	
(13,14)	(13,46)	(14,16)	(14,37)	(14,47)	(15,19)	(15,38)	(16,17)	(16,24)	(17,18)	(17,23)	(17,26)	(18,19)	(18,22)	(18,37)	(19,22)	(20,21)	
(20,22)	(20,38)	(21,33)	(21,44)	(21,49)	(22,43)	(22,44)	(23,26)	(23,27)	(23,43)	(24,25)	(24,26)	(25,26)	(27,28)	(27,29)	(28,29)	(28,30)	
(28,43)	(28,50)	(29,50)	(30,31)	(30,32)	(30,44)	(31,42)	(31,50)	(32,33)	(32,42)	(33,34)	(33,35)	(33,42)	(33,49)	(34,49)	(36,45)	(36,46)	
(39,40)	(43,44);