Compilare: user.c: In function ‘main’: user.c:6:34: warning: unused variable ‘rez’ [-Wunused-variable] int lin, col, p2=1, s, i, j, rez; ^ user.c:6:31: warning: variable ‘j’ set but not used [-Wunused-but-set-variable] int lin, col, p2=1, s, i, j, rez; ^ user.c:6:28: warning: variable ‘i’ set but not used [-Wunused-but-set-variable] int lin, col, p2=1, s, i, j, rez; ^ user.c:8:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fi, "%d%d", &lin, &col); ^