(15)(-13)(2)
(6)(-6)(0)
(16)(-16)(0)
(14)(-15)(-1)
((16)(-15)(1)
(16)(-14)(2)
(13)---(-19)(-6)
(18)---(-9)---(9)
(14)---(-23)---(-9)
(15)---(-100)---(-85)
