Compilare: user.cpp: In function ‘int main()’: user.cpp:83:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i = 0; i < strlen(exp); i++) ^ user.cpp:97:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i = 0; i < strlen(exp) ; ++i) ^ user.cpp:77:29: warning: variable ‘test’ set but not used [-Wunused-but-set-variable] int i, m, sir[LMAX], j, test, raspuns[LMAX]; ^