Compilare: user.c: In function ‘main’: user.c:12:7: warning: unused variable ‘c’ [-Wunused-variable] char c = '\n'; ^ user.c:11:35: warning: unused variable ‘x’ [-Wunused-variable] int *zile, i, n, m, operatie, a, x, b, s = 0, j; ^ user.c:14:9: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf (f, "%d %d", &n, &m); ^ user.c:18:10: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf (f, "%d", &zile[i]); ^ user.c:23:10: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf (f, "%d %d %d", &operatie, &a, &b); ^