Compilare: user.c: In function 'main': user.c:85: warning: unused variable 'gutuie' user.c:84: warning: unused variable 'data2' user.c:83: warning: unused variable 'aux' user.c:82: warning: unused variable 'posibil' user.c:82: warning: unused variable 'n_aux' user.c:82: warning: unused variable 'k' user.c:82: warning: unused variable 'x' user.c: In function 'det_min': user.c:71: warning: 'i' is used uninitialized in this function