foo.cc: In function 'int main()':
foo.cc:14:13: warning: 'char* gets(char*)' is deprecated [-Wdeprecated-declarations]
   14 |         gets(s1);
      |         ~~~~^~~~
In file included from /nix/store/h5kvfrjmpw792v8jg7nrzfkffmn0iyy8-gcc-12.3.0/include/c++/12.3.0/cstdio:42,
                 from /nix/store/h5kvfrjmpw792v8jg7nrzfkffmn0iyy8-gcc-12.3.0/include/c++/12.3.0/ext/string_conversions.h:43,
                 from /nix/store/h5kvfrjmpw792v8jg7nrzfkffmn0iyy8-gcc-12.3.0/include/c++/12.3.0/bits/basic_string.h:3968,
                 from /nix/store/h5kvfrjmpw792v8jg7nrzfkffmn0iyy8-gcc-12.3.0/include/c++/12.3.0/string:53,
                 from /nix/store/h5kvfrjmpw792v8jg7nrzfkffmn0iyy8-gcc-12.3.0/include/c++/12.3.0/bits/locale_classes.h:40,
                 from /nix/store/h5kvfrjmpw792v8jg7nrzfkffmn0iyy8-gcc-12.3.0/include/c++/12.3.0/bits/ios_base.h:41,
                 from /nix/store/h5kvfrjmpw792v8jg7nrzfkffmn0iyy8-gcc-12.3.0/include/c++/12.3.0/ios:42,
                 from /nix/store/h5kvfrjmpw792v8jg7nrzfkffmn0iyy8-gcc-12.3.0/include/c++/12.3.0/ostream:38,
                 from iostream:39:
/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.cc:14:13: warning: 'char* gets(char*)' is deprecated [-Wdeprecated-declarations]
   14 |         gets(s1);
      |         ~~~~^~~~
/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.cc:14:14: error: cannot convert 'std::string' {aka 'std::__cxx11::basic_string<char>'} to 'char*'
   14 |         gets(s1);
      |              ^~
      |              |
      |              std::string {aka std::__cxx11::basic_string<char>}
/nix/store/y8wfrgk7br5rfz4221lfb9v8w3n0cnyd-glibc-2.37-8-dev/include/stdio.h:605:26: note:   initializing argument 1 of 'char* gets(char*)'
  605 | extern char *gets (char *__s) __wur __attribute_deprecated__;
      |                    ~~~~~~^~~
foo.cc:15:13: warning: 'char* gets(char*)' is deprecated [-Wdeprecated-declarations]
   15 |         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.cc:15:13: warning: 'char* gets(char*)' is deprecated [-Wdeprecated-declarations]
   15 |         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.cc:15:14: error: cannot convert 'std::string' {aka 'std::__cxx11::basic_string<char>'} to 'char*'
   15 |         gets(s2);
      |              ^~
      |              |
      |              std::string {aka std::__cxx11::basic_string<char>}
/nix/store/y8wfrgk7br5rfz4221lfb9v8w3n0cnyd-glibc-2.37-8-dev/include/stdio.h:605:26: note:   initializing argument 1 of 'char* gets(char*)'
  605 | extern char *gets (char *__s) __wur __attribute_deprecated__;
      |                    ~~~~~~^~~

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