The blue boxes below should be in numeric order and form a backwards "D". (Boxes labelled "A" should be in the first column; boxes labelled "B" should be in the second; arrows indicate the correct alignment.)
B 2 ⇨
A 1 ⇨
B 4 ⇨
⇦ A 3
B 6 ⇨
⇦ A 5
⇦ A 7
B 8 ⇨
B 10 ⇨
A 9 ⇨