Compilare: user.cpp: In function ‘int main()’: user.cpp:111:64: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘long long int’ [-Wformat=] printf( "DURATA: %I64d microsecunde\n", getTIME( ) - start ); ^ user.cpp:99:25: warning: ignoring return value of ‘char* fgets(char*, int, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fgets( s, MAX_S, f ); ^