(24, 3)
          ( 3 )

(40, 10)
          (    )

(55, 44)
          (    )

(36, 28)
          (    )

(32, 72)
          (    )

(24, 56)
          (    )

(18, 45)
          (    )

(12, 42)
          (    )

(45, 40)
          (    )

        +[    ]

(27, 45)
          (    )

(30, 10)
          (    )

(24, 20)
          (    )

(24, 4)
          (    )

(55, 11)
          (    )

(35, 56)
          (    )

(35, 63)
          (    )

(56, 35)
          (    )

(63, 45)
          (    )

        +[    ]

(80, 90)
          (    )

(81, 18)
          (    )

(50, 90)
          (    )

(77, 55)
          (    )

(5, 10)
          (    )

(28, 63)
          (    )

(20, 24)
          (    )

(8, 72)
          (    )

(14, 16)
          (    )

        +[    ]

(9, 24)
          (    )

(12, 14)
          (    )

(24, 8)
          (    )

(2, 2)
          (    )

(24, 16)
          (    )

(2, 12)
          (    )

(36, 42)
          (    )

(72, 9)
          (    )

(54, 12)
          (    )

        +[    ]

(90, 50)
          (    )

(35, 5)
          (    )

(12, 54)
          (    )

(20, 25)
          (    )

(30, 70)
          (    )

(24, 9)
          (    )

(16, 4)
          (    )

(12, 16)
          (    )

(24, 4)
          (    )

        +[    ]

  ++[[       ]]

(24, 3)
          ( 3 )
(40, 10)
          ( 10 )
(55, 44)
          ( 11 )
(36, 28)
          ( 4 )
(32, 72)
          ( 8 )
(24, 56)
          ( 8 )
(18, 45)
          ( 9 )
(12, 42)
          ( 6 )
(45, 40)
          ( 5 )
        +[    ]

(27, 45)
          ( 9 )
(30, 10)
          ( 10 )
(24, 20)
          ( 4 )
(24, 4)
          ( 4 )
(55, 11)
          ( 11 )
(35, 56)
          ( 7 )
(35, 63)
          ( 7 )
(56, 35)
          ( 7 )
(63, 45)
          ( 9 )
        +[    ]

(80, 90)
          ( 10 )
(81, 18)
          ( 9 )
(50, 90)
          ( 10 )
(77, 55)
          ( 11 )
(5, 10)
          ( 5 )
(28, 63)
          ( 7 )
(20, 24)
          ( 4 )
(8, 72)
          ( 8 )
(14, 16)
          ( 2 )
        +[    ]

(9, 24)
          ( 3 )
(12, 14)
          ( 2 )
(24, 8)
          ( 8 )
(2, 2)
          ( 2 )
(24, 16)
          ( 8 )
(2, 12)
          ( 2 )
(36, 42)
          ( 6 )
(72, 9)
          ( 9 )
(54, 12)
          ( 6 )
        +[    ]

(90, 50)
          ( 10 )
(35, 5)
          ( 5 )
(12, 54)
          ( 6 )
(20, 25)
          ( 5 )
(30, 70)
          ( 10 )
(24, 9)
          ( 3 )
(16, 4)
          ( 4 )
(12, 16)
          ( 4 )
(24, 4)
          ( 4 )
        +[    ]

  ++[[       ]]