foo.c: In function 'main':
foo.c:8:2: warning: 'gets' is deprecated [-Wdeprecated-declarations]
    8 |  gets(s) ;
      |  ^~~~
In file included from /usr/include/stdio.h:867,
                 from foo.c:1:
/usr/include/x86_64-linux-gnu/bits/stdio2.h:235:1: note: declared here
  235 | gets (char *__str)
      | ^~~~
foo.c:13:3: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
   13 |   if (s[i] != l)
      |   ^~
foo.c:15:4: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
   15 |    j++;
      |    ^
foo.c:17:11: error: stray '\357' in program
   17 |  s[j]='\0'；
      |           ^
foo.c:17:12: error: stray '\274' in program
   17 |  s[j]='\0'；
      |            ^
foo.c:17:13: error: stray '\233' in program
   17 |  s[j]='\0'；
      |             ^
foo.c:17:11: error: expected ';' before 'puts'
   17 |  s[j]='\0'；
      |           ^
      |           ;
   18 |  puts(s);
      |  ~~~~      
foo.c:8:2: warning: ignoring return value of 'gets', declared with attribute warn_unused_result [-Wunused-result]
    8 |  gets(s) ;
      |  ^~~~~~~
foo.c:10:2: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
   10 |  scanf("%c", &l);
      |  ^~~~~~~~~~~~~~~

[Hydro](https://hydro.ac)提供评测服务