wangzhengquan
2021-02-02 535a0871f4e60d271b56d1902ddcf16c7e95ee5c
1
2
3
4
5
6
ipcrm -a
rm *.txt
./test_lostdata
sort -n c.txt  > c1.txt
sort -n p.txt  > p1.txt
diff -u p1.txt c1.txt