/in/foo.cc: In function 'int main()':
/in/foo.cc:8:5: warning: 'char* gets(char*)' is deprecated [-Wdeprecated-declarations]
gets(ss);
^~~~
In file included from /usr/include/c++/6/cstdio:42:0,
from /usr/include/c++/6/ext/string_conversions.h:43,
from /usr/include/c++/6/bits/basic_string.h:5417,
from /usr/include/c++/6/string:52,
from /usr/include/c++/6/bits/locale_classes.h:40,
from /usr/include/c++/6/bits/ios_base.h:41,
from /usr/include/c++/6/ios:42,
from /usr/include/c++/6/ostream:38,
from /usr/include/c++/6/iostream:39,
from /in/foo.cc:1:
/usr/include/stdio.h:640:14: note: declared here
extern char *gets (char *__s) __wur __attribute_deprecated__;
^~~~
/in/foo.cc:8:12: warning: 'char* gets(char*)' is deprecated [-Wdeprecated-declarations]
gets(ss);
^
In file included from /usr/include/c++/6/cstdio:42:0,
from /usr/include/c++/6/ext/string_conversions.h:43,
from /usr/include/c++/6/bits/basic_string.h:5417,
from /usr/include/c++/6/string:52,
from /usr/include/c++/6/bits/locale_classes.h:40,
from /usr/include/c++/6/bits/ios_base.h:41,
from /usr/include/c++/6/ios:42,
from /usr/include/c++/6/ostream:38,
from /usr/include/c++/6/iostream:39,
from /in/foo.cc:1:
/usr/include/stdio.h:640:14: note: declared here
extern char *gets (char *__s) __wur __attribute_deprecated__;
^~~~
/in/foo.cc:9:5: warning: 'char* gets(char*)' is deprecated [-Wdeprecated-declarations]
gets(s);
^~~~
In file included from /usr/include/c++/6/cstdio:42:0,
from /usr/include/c++/6/ext/string_conversions.h:43,
from /usr/include/c++/6/bits/basic_string.h:5417,
from /usr/include/c++/6/string:52,
from /usr/include/c++/6/bits/locale_classes.h:40,
from /usr/include/c++/6/bits/ios_base.h:41,
from /usr/include/c++/6/ios:42,
from /usr/include/c++/6/ostream:38,
from /usr/include/c++/6/iostream:39,
from /in/foo.cc:1:
/usr/include/stdio.h:640:14: note: declared here
extern char *gets (char *__s) __wur __attribute_deprecated__;
^~~~
/in/foo.cc:9:11: warning: 'char* gets(char*)' is deprecated [-Wdeprecated-declarations]
gets(s);
^
In file included from /usr/include/c++/6/cstdio:42:0,
from /usr/include/c++/6/ext/string_conversions.h:43,
from /usr/include/c++/6/bits/basic_string.h:5417,
from /usr/include/c++/6/string:52,
from /usr/include/c++/6/bits/locale_classes.h:40,
from /usr/include/c++/6/bits/ios_base.h:41,
from /usr/include/c++/6/ios:42,
from /usr/include/c++/6/ostream:38,
from /usr/include/c++/6/iostream:39,
from /in/foo.cc:1:
/usr/include/stdio.h:640:14: note: declared here
extern char *gets (char *__s) __wur __attribute_deprecated__;
^~~~
/in/foo.cc:10:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for(int i=0;i<=strlen(s)-strlen(ss);++i)
~^~~~~~~~~~~~~~~~~~~~~~
/in/foo.cc:13:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for (j=0;j<=strlen(ss)-1;++j)
~^~~~~~~~~~~~~~
/in/foo.cc:20:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
if(j==strlen(ss)&&(s[j+i]==' '||j+i==strlen(s)))
~^~~~~~~~~~~~
/in/foo.cc:20:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
if(j==strlen(ss)&&(s[j+i]==' '||j+i==strlen(s)))
~~~^~~~~~~~~~~
/tmp/cclp9fp1.o: In function `main':
foo.cc:(.text.startup+0x1f): warning: the `gets' function is dangerous and should not be used.