Compilare: user.cpp: In function ‘int main()’: user.cpp:35:3: warning: ‘char* gets(char*)’ is deprecated [-Wdeprecated-declarations] gets(A); ///CE CAUT ^~~~ In file included from /usr/include/c++/6/cstdio:42:0, from user.cpp:1: /usr/include/stdio.h:638:14: note: declared here extern char *gets (char *__s) __wur __attribute_deprecated__; ^~~~ user.cpp:35:9: warning: ‘char* gets(char*)’ is deprecated [-Wdeprecated-declarations] gets(A); ///CE CAUT ^ In file included from /usr/include/c++/6/cstdio:42:0, from user.cpp:1: /usr/include/stdio.h:638:14: note: declared here extern char *gets (char *__s) __wur __attribute_deprecated__; ^~~~ user.cpp:36:3: warning: ‘char* gets(char*)’ is deprecated [-Wdeprecated-declarations] gets(B); /// textul propriu-zis ^~~~ In file included from /usr/include/c++/6/cstdio:42:0, from user.cpp:1: /usr/include/stdio.h:638:14: note: declared here extern char *gets (char *__s) __wur __attribute_deprecated__; ^~~~ user.cpp:36:9: warning: ‘char* gets(char*)’ is deprecated [-Wdeprecated-declarations] gets(B); /// textul propriu-zis ^ In file included from /usr/include/c++/6/cstdio:42:0, from user.cpp:1: /usr/include/stdio.h:638:14: note: declared here extern char *gets (char *__s) __wur __attribute_deprecated__; ^~~~ user.cpp:33:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("strmatch.in","r",stdin); ^ user.cpp:34:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("strmatch.out","w",stdout); ^ user.cpp:35:10: warning: ignoring return value of ‘char* gets(char*)’, declared with attribute warn_unused_result [-Wunused-result] gets(A); ///CE CAUT ^ user.cpp:36:10: warning: ignoring return value of ‘char* gets(char*)’, declared with attribute warn_unused_result [-Wunused-result] gets(B); /// textul propriu-zis ^ /tmp/ccJ371VN.o: In function `main': user.cpp:(.text.startup+0x49): warning: the `gets' function is dangerous and should not be used.