Compilare: user.c: In function 'Suma': user.c:162: warning: format '%i' expects type 'int', but argument 2 has type 'long int' user.c:113: warning: unused variable 'pozTake' user.c: In function 'main': user.c:182: warning: implicit declaration of function 'close' user.c:195: warning: implicit declaration of function 'open' user.c:195: warning: assignment makes pointer from integer without a cast user.c:189: warning: unused variable 'pozMax'