Compilare: user.c: In function ‘main’: user.c:10:3: warning: unknown conversion type character ‘L’ in format [-Wformat=] fscanf(fin, "%LL ", &d[i]); ^ user.c:10:3: warning: too many arguments for format [-Wformat-extra-args] user.c:37:2: warning: unknown conversion type character ‘L’ in format [-Wformat=] fprintf(fout, "%LL\n", m[1][n]); ^ user.c:37:2: warning: too many arguments for format [-Wformat-extra-args] user.c:8:8: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d\n", &n); ^ user.c:10:9: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%LL ", &d[i]); ^