Eroare de compilare: user.cpp:3:2: warning: #warning fac info si-n himalaya [-Wcpp] #warning fac info si-n himalaya ^ user.cpp: In function ‘int main()’: user.cpp:51:25: error: ‘r’ was not declared in this scope fprintf(fout, "%lld", r); ^ user.cpp:45:30: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d%d", &n, &k); ^ user.cpp:47:29: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &v[i]); ^