发布于 2012-02-24 13:18:35
15楼
10#2147483647=2#1111111111111111111111111111111
10#-2147483647=2#10000000000000000000000000000001
10#-2147483647-10#2147483647=10#-2147483647+(10#-2147483647)=
2#10000000000000000000000000000001+2#10000000000000000000000000000001
第一个1相加后溢出,结果就是2#00000000000000000000000000000010=10#2