Compilare: user.cpp: In function ‘void bordare()’: user.cpp:55: warning: unused variable ‘j’ user.cpp: In function ‘void rez()’: user.cpp:133: warning: unused variable ‘a’ user.cpp:133: warning: unused variable ‘b’ user.cpp:133: warning: unused variable ‘a1’ user.cpp:133: warning: unused variable ‘b1’ user.cpp: In function ‘int main()’: user.cpp:158: warning: unused variable ‘mini2’ user.cpp:158: warning: unused variable ‘mini3’ user.cpp:158: warning: unused variable ‘ok’