Compilare: user.c: In function ‘main’: user.c:33:10: warning: the address of ‘array’ will always evaluate as ‘true’ [-Waddress] while (array && !chei) { ^ user.c:60:10: warning: the address of ‘key’ will always evaluate as ‘true’ [-Waddress] if (key) { ^ user.c:27:17: warning: variable ‘size’ set but not used [-Wunused-but-set-variable] int i, nr = 0, size, jum = 0, chei = 0, lungime, ok; ^