foo.c: In function 'main':
foo.c:6:9: warning: 'gets' is deprecated [-Wdeprecated-declarations]
    6 |         gets(s1);
      |         ^~~~
In file included from foo.c:1:
/nix/store/y8wfrgk7br5rfz4221lfb9v8w3n0cnyd-glibc-2.37-8-dev/include/stdio.h:605:14: note: declared here
  605 | extern char *gets (char *__s) __wur __attribute_deprecated__;
      |              ^~~~
foo.c:7:9: warning: 'gets' is deprecated [-Wdeprecated-declarations]
    7 |         gets(s2);
      |         ^~~~
/nix/store/y8wfrgk7br5rfz4221lfb9v8w3n0cnyd-glibc-2.37-8-dev/include/stdio.h:605:14: note: declared here
  605 | extern char *gets (char *__s) __wur __attribute_deprecated__;
      |              ^~~~
foo.c:14:25: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
   14 |                         if(s1[i]==s2[j])
      |                         ^~
foo.c:16:33: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
   16 |                                 break;
      |                                 ^~~~~
foo.c:17:25: error: 'else' without a previous 'if'
   17 |                         else
      |                         ^~~~

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