! 100 inch raw rolls
! finals:  13,  17, 25, 33, 42, 63
! demand:  21,  45, 11, 18, 15, 34  
max -x1 -x2 -x3 -x4
st
c13  )  -x2 - 7 x4 <= -21   
c17  )  -x2 - 5 x3 <= -45
c25  )  -x2 <= -11
c33  )  -x1 <= -18
c42  )  -x2 <= -15
c63  )  -x1 <= -34
end
! Initial patterns
! pattern 1: 33 + 63
! pattern 2: 13 + 17 + 25 + 42

! Generated patterns
! pattern 3: 5 * 17
! pattern 4: 7 * 13