Compilare: user.cpp: In function ‘int main()’: user.cpp:60:5: warning: ‘char* gets(char*)’ is deprecated [-Wdeprecated-declarations] gets(s);ch=0; ^ In file included from /usr/include/c++/5/cstdio:42:0, from /usr/include/c++/5/ext/string_conversions.h:43, from /usr/include/c++/5/bits/basic_string.h:5249, from /usr/include/c++/5/string:52, from /usr/include/c++/5/bits/locale_classes.h:40, from /usr/include/c++/5/bits/ios_base.h:41, from /usr/include/c++/5/ios:42, from /usr/include/c++/5/ostream:38, from /usr/include/c++/5/iostream:39, from user.cpp:1: /usr/include/stdio.h:638:14: note: declared here extern char *gets (char *__s) __wur __attribute_deprecated__; ^ user.cpp:60:5: warning: ‘char* gets(char*)’ is deprecated [-Wdeprecated-declarations] gets(s);ch=0; ^ In file included from /usr/include/c++/5/cstdio:42:0, from /usr/include/c++/5/ext/string_conversions.h:43, from /usr/include/c++/5/bits/basic_string.h:5249, from /usr/include/c++/5/string:52, from /usr/include/c++/5/bits/locale_classes.h:40, from /usr/include/c++/5/bits/ios_base.h:41, from /usr/include/c++/5/ios:42, from /usr/include/c++/5/ostream:38, from /usr/include/c++/5/iostream:39, from user.cpp:1: /usr/include/stdio.h:638:14: note: declared here extern char *gets (char *__s) __wur __attribute_deprecated__; ^ user.cpp:60:11: warning: ‘char* gets(char*)’ is deprecated [-Wdeprecated-declarations] gets(s);ch=0; ^ In file included from /usr/include/c++/5/cstdio:42:0, from /usr/include/c++/5/ext/string_conversions.h:43, from /usr/include/c++/5/bits/basic_string.h:5249, from /usr/include/c++/5/string:52, from /usr/include/c++/5/bits/locale_classes.h:40, from /usr/include/c++/5/bits/ios_base.h:41, from /usr/include/c++/5/ios:42, from /usr/include/c++/5/ostream:38, from /usr/include/c++/5/iostream:39, from user.cpp:1: /usr/include/stdio.h:638:14: note: declared here extern char *gets (char *__s) __wur __attribute_deprecated__; ^ user.cpp:62:5: warning: ‘char* gets(char*)’ is deprecated [-Wdeprecated-declarations]