immortal.cpp: In member function 'const bool punct::este_vecin(const punct&) const': immortal.cpp:21: warning: suggest parentheses around '&&' within '||' immortal.cpp: In function 'void read()': immortal.cpp:50: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result immortal.cpp:55: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result immortal.cpp: In function 'void back_t(int, int, int)': immortal.cpp:89: warning: unused variable 'ok_now'