在括号中填上合适的数

问题描述:

在括号中填上合适的数
请分别在下面的空格中填上适当的数,使得每行每列的3个数之和均为0,要求同一个表中的数不能重复使用.四种填法
() ( ) ( )
( ) (-10) ( )
( ) ( ) ( )
() ( ) ( )
( ) (-10) ( )
( ) ( ) ( )
() ( ) ( )
( ) (-10) ( )
( ) ( ) ( )
() ( ) ( )
( ) (-10) ( )
( ) ( ) ( )

(6) (-2 )(-4 )
(-8 )(-10) ( 18)
(2 ) ( 12)(-14 )
(7) ( -5)(-2)
(4 )(-10) (6)
( -11) ( 15)(-4 )
(-3) (2 )(1 )
( 4)(-10) (6 )
( -1) ( 8)(-7 )
(8) ( -12)( 4)
(7 )(-10) ( 3)
( -15) (22 )(-7 )