foo.c: In function 'main':
foo.c:25:5: warning: 'gets' is deprecated [-Wdeprecated-declarations]
     gets(x);
     ^
In file included from /usr/include/stdio.h:936:0,
                 from foo.c:1:
/usr/include/x86_64-linux-gnu/bits/stdio2.h:233:1: note: declared here
 gets (char *__str)
 ^
foo.c:25:5: warning: ignoring return value of 'gets', declared with attribute warn_unused_result [-Wunused-result]
     gets(x);
     ^
/tmp/ccjs0v1V.o: In function `main':
foo.c:(.text.startup+0x3c): warning: the `gets' function is dangerous and should not be used.

自豪的采用 HydroJudger 进行评测(github.com/hydro-dev/HydroJudger)

{"receive":"2020-04-05T07:07:29.595Z","handle":"2020-04-05T07:07:29.595Z","cache_start":"2020-04-05T07:07:29.603Z","read_cases":"2020-04-05T07:07:29.743Z","judge":"2020-04-05T07:07:29.753Z","done":"2020-04-05T07:07:30.183Z"}