Compilare: user.c: In function ‘cmlsc’: user.c:45:4: warning: too many arguments for format [-Wformat-extra-args] fprintf(f, " ", vec[i]); ^ user.c: In function ‘main’: user.c:56:8: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d%d", &M, &N); ^ user.c:61:9: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d", &a[i]); ^ user.c:65:9: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d", &b[i]); ^