我就一行一行打了-2 11 -9-7 0 79 -11 2
-2 -7 911 0 -11-9 7 2 -2 11 -9-7 0 79 -11 2
答案不唯一,但是方法一样,利用相反数的和=0这个知识-2 -7 911 0 -11-9 7 2
-2 -7 9 11 0 -11-9 7 2
-2 -7 911 0 -11-9 7 2