Compilare: user.cpp: In function ‘int eOk()’: user.cpp:15:9: warning: unused variable ‘ok’ [-Wunused-variable] int ok=1; ^ user.cpp: In function ‘int main()’: user.cpp:28:9: warning: unused variable ‘ok’ [-Wunused-variable] int ok, a, b, c, nrTeste; ^ user.cpp:28:13: warning: unused variable ‘a’ [-Wunused-variable] int ok, a, b, c, nrTeste; ^ user.cpp:28:16: warning: unused variable ‘b’ [-Wunused-variable] int ok, a, b, c, nrTeste; ^ user.cpp:28:19: warning: unused variable ‘c’ [-Wunused-variable] int ok, a, b, c, nrTeste; ^