Compilare: user.cpp:118:2: warning: no newline at end of file user.cpp: In function 'void reverse_array(char*)': user.cpp:10: warning: comparison between signed and unsigned integer expressions user.cpp: In function 'int main()': user.cpp:31: warning: comparison between signed and unsigned integer expressions /tmp/cclsmxKB.o: In function `main': user.cpp:(.text+0xa6): warning: the `gets' function is dangerous and should not be used.