Compilare: user.c: In function ‘cicluEulerian’: user.c:61:9: warning: unused variable ‘j’ [-Wunused-variable] int j; ^ user.c: In function ‘main’: user.c:89:11: warning: unused variable ‘q’ [-Wunused-variable] Node *q; ^ user.c:92:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d%d", &n, &m); ^ user.c:102:15: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d%d", &x, &y); ^