Eroare de compilare: user.cpp: In function ‘void solve()’: user.cpp:55:21: error: ‘sort’ was not declared in this scope sort(pante, pante+k); ^ user.cpp:55:21: note: suggested alternative: In file included from /usr/include/c++/4.8/algorithm:62:0, from user.cpp:6: /usr/include/c++/4.8/bits/stl_algo.h:5497:5: note: ‘std::sort’ sort(_RandomAccessIterator __first, _RandomAccessIterator __last, ^ user.cpp: In function ‘int main()’: user.cpp:79:22: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d", &N); ^ user.cpp:83:29: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d%d", &x, &y); ^