(55, 88)
          ( 11 )

(50, 10)
          (    )

(16, 10)
          (    )

(22, 77)
          (    )

(48, 18)
          (    )

(4, 16)
          (    )

(10, 45)
          (    )

(42, 35)
          (    )

(18, 9)
          (    )

        +[    ]

(32, 20)
          (    )

(35, 63)
          (    )

(66, 55)
          (    )

(30, 35)
          (    )

(48, 8)
          (    )

(9, 15)
          (    )

(36, 42)
          (    )

(48, 56)
          (    )

(12, 4)
          (    )

        +[    ]

(12, 54)
          (    )

(28, 8)
          (    )

(45, 9)
          (    )

(63, 28)
          (    )

(14, 18)
          (    )

(63, 7)
          (    )

(64, 8)
          (    )

(42, 49)
          (    )

(49, 56)
          (    )

        +[    ]

(18, 48)
          (    )

(8, 64)
          (    )

(64, 24)
          (    )

(24, 20)
          (    )

(3, 6)
          (    )

(70, 90)
          (    )

(48, 42)
          (    )

(80, 50)
          (    )

(45, 18)
          (    )

        +[    ]

(10, 2)
          (    )

(9, 63)
          (    )

(12, 4)
          (    )

(99, 77)
          (    )

(12, 15)
          (    )

(16, 12)
          (    )

(81, 36)
          (    )

(6, 2)
          (    )

(64, 24)
          (    )

        +[    ]

  ++[[       ]]

(55, 88)
          ( 11 )
(50, 10)
          ( 10 )
(16, 10)
          ( 2 )
(22, 77)
          ( 11 )
(48, 18)
          ( 6 )
(4, 16)
          ( 4 )
(10, 45)
          ( 5 )
(42, 35)
          ( 7 )
(18, 9)
          ( 9 )
        +[    ]

(32, 20)
          ( 4 )
(35, 63)
          ( 7 )
(66, 55)
          ( 11 )
(30, 35)
          ( 5 )
(48, 8)
          ( 8 )
(9, 15)
          ( 3 )
(36, 42)
          ( 6 )
(48, 56)
          ( 8 )
(12, 4)
          ( 4 )
        +[    ]

(12, 54)
          ( 6 )
(28, 8)
          ( 4 )
(45, 9)
          ( 9 )
(63, 28)
          ( 7 )
(14, 18)
          ( 2 )
(63, 7)
          ( 7 )
(64, 8)
          ( 8 )
(42, 49)
          ( 7 )
(49, 56)
          ( 7 )
        +[    ]

(18, 48)
          ( 6 )
(8, 64)
          ( 8 )
(64, 24)
          ( 8 )
(24, 20)
          ( 4 )
(3, 6)
          ( 3 )
(70, 90)
          ( 10 )
(48, 42)
          ( 6 )
(80, 50)
          ( 10 )
(45, 18)
          ( 9 )
        +[    ]

(10, 2)
          ( 2 )
(9, 63)
          ( 9 )
(12, 4)
          ( 4 )
(99, 77)
          ( 11 )
(12, 15)
          ( 3 )
(16, 12)
          ( 4 )
(81, 36)
          ( 9 )
(6, 2)
          ( 2 )
(64, 24)
          ( 8 )
        +[    ]

  ++[[       ]]