( 3 ) + 4 = 7
          
(    ) + 5 = 10
          
3 + (    ) = 5
          
(    ) + 3 = 9
          
(    ) + 6 = 13
          
6 + (    ) = 12
          
4 + (    ) = 7
          
4 + (    ) = 10
          
4 + (    ) = 6
          
3 + (    ) = 7
          
(    ) + 6 = 13
          
(    ) + 3 = 8
          
5 + (    ) = 8
          
3 + (    ) = 8
          
          +[    ]

(    ) + 4 = 6
          
7 + (    ) = 12
          
(    ) + 4 = 11
          
7 + (    ) = 13
          
(    ) + 2 = 5
          
(    ) + 5 = 11
          
(    ) + 2 = 4
          
(    ) + 4 = 8
          
6 + (    ) = 9
          
(    ) + 4 = 8
          
(    ) + 6 = 8
          
(    ) + 4 = 9
          
2 + (    ) = 4
          
2 + (    ) = 7
          
          +[    ]

3 + (    ) = 6
          
5 + (    ) = 11
          
(    ) + 3 = 5
          
6 + (    ) = 12
          
(    ) + 6 = 8
          
6 + (    ) = 12
          
(    ) + 7 = 11
          
5 + (    ) = 9
          
4 + (    ) = 6
          
5 + (    ) = 10
          
(    ) + 6 = 13
          
(    ) + 6 = 11
          
(    ) + 4 = 7
          
(    ) + 3 = 8
          
          +[    ]

7 + (    ) = 9
          
(    ) + 7 = 13
          
4 + (    ) = 6
          
(    ) + 7 = 13
          
5 + (    ) = 8
          
(    ) + 3 = 7
          
5 + (    ) = 7
          
(    ) + 3 = 7
          
(    ) + 4 = 11
          
(    ) + 7 = 12
          
(    ) + 2 = 5
          
4 + (    ) = 9
          
(    ) + 5 = 7
          
2 + (    ) = 8
          
          +[    ]

  ++[[       ]]