Compilare: user.cpp: In function ‘int cauta(punct)’: user.cpp:24: warning: unused variable ‘a’ user.cpp:24: warning: unused variable ‘b’ user.cpp: In function ‘int main()’: user.cpp:34: warning: unused variable ‘j’ user.cpp:35: warning: unused variable ‘d’ user.cpp:35: warning: unused variable ‘b’ user.cpp:36: warning: unused variable ‘x’ user.cpp:36: warning: unused variable ‘y’