Compilare: user.cpp:2:2: warning: #warning problema aceasta e prea usoara user.cpp: In function ‘int main()’: user.cpp:19: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result user.cpp: In function ‘long int cauta(long int, long int)’: user.cpp:7: warning: ‘au’ may be used uninitialized in this function