( 2 ) + 6 + 1 = 9
          
(    ) + 5 - 5 = 6
          
(    ) + 6 + 3 = 18
          
9 + (    ) + 5 = 20
          
5 + (    ) + 1 = 15
          
(    ) + 6 + 6 = 19
          
7 + (    ) + 1 = 11
          
3 + (    ) + 6 = 16
          
6 + (    ) + 1 = 16
          
5 + (    ) + 3 = 13
          
6 + (    ) - 7 = 7
          
(    ) + 9 + 3 = 17
          
8 + (    ) - 2 = 9
          
6 + (    ) + 3 = 14
          
          +[    ]

(    ) + 7 - 7 = 9
          
2 + (    ) + 2 = 11
          
(    ) + 7 + 5 = 20
          
(    ) + 7 - 3 = 11
          
8 + (    ) - 2 = 9
          
4 + (    ) - 4 = 7
          
8 + (    ) - 6 = 11
          
6 + (    ) + 1 = 12
          
(    ) + 2 + 2 = 7
          
(    ) + 3 + 2 = 10
          
9 + (    ) + 1 = 12
          
8 + (    ) - 2 = 11
          
(    ) + 8 - 3 = 14
          
4 + (    ) - 5 = 5
          
          +[    ]

2 + (    ) + 2 = 7
          
(    ) + 9 - 2 = 13
          
(    ) + 2 - 1 = 3
          
5 + (    ) + 2 = 14
          
9 + (    ) - 1 = 17
          
(    ) + 2 - 7 = 3
          
3 + (    ) + 1 = 7
          
(    ) + 4 - 1 = 7
          
2 + (    ) - 1 = 3
          
9 + (    ) + 4 = 18
          
(    ) + 2 + 8 = 19
          
(    ) + 5 + 5 = 16
          
4 + (    ) - 1 = 6
          
2 + (    ) + 5 = 13
          
          +[    ]

  ++[[       ]]