Compilare: user.cpp: In function ‘int getleft(int)’: user.cpp:62:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(nr < secv.size() && secv[nr].el < 0) ^ user.cpp:64:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(nr >= secv.size()) ^ user.cpp: In function ‘void order2()’: user.cpp:95:37: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0;i < secv.size();i++) { ^ user.cpp:106:42: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(st >= 0 && st < secv.size()) ^ user.cpp:108:42: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(dr >= 0 && dr < secv.size()) ^ user.cpp:115:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0;i < secv.size();i++) ^ user.cpp:118:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0;i < secv.size();i++) ^ user.cpp: In function ‘int main()’: user.cpp:27:26: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &V); ^ user.cpp:29:35: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d%d", &n, &curr); ^ user.cpp:32:31: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &el); ^