Compilare: user.c: In function ‘main’: user.c:8:5: warning: format ‘%d’ expects argument of type ‘int *’, but argument 2 has type ‘int’ [-Wformat=] scanf("%d", a); ^ user.c:9:5: warning: format ‘%d’ expects argument of type ‘int *’, but argument 2 has type ‘int’ [-Wformat=] scanf("%d", b); ^ user.c:8:10: warning: ‘a’ is used uninitialized in this function [-Wuninitialized] scanf("%d", a); ^ user.c:9:10: warning: ‘b’ is used uninitialized in this function [-Wuninitialized] scanf("%d", b); ^