Eroare de compilare: user.cpp:42:22: error: ‘int y1 [20005]’ redeclared as different kind of symbol int x1[MAXQ], y1[MAXQ], x2[MAXQ], y2[MAXQ]; ^ In file included from /usr/include/features.h:357:0, from /usr/include/i386-linux-gnu/c++/4.8/bits/os_defines.h:39, from /usr/include/i386-linux-gnu/c++/4.8/bits/c++config.h:420, from /usr/include/c++/4.8/iosfwd:38, from /usr/include/c++/4.8/ios:38, from /usr/include/c++/4.8/istream:38, from /usr/include/c++/4.8/fstream:38, from user.cpp:1: /usr/include/i386-linux-gnu/bits/mathcalls.h:243:1: error: previous declaration of ‘double y1(double)’ __MATHCALL (y1,, (_Mdouble_)); ^ user.cpp: In function ‘void citire()’: user.cpp:65:28: warning: pointer to a function used in arithmetic [-Wpointer-arith] in >> x1[i] >> y1[i] >> x2[i] >> y2[i]; ^ user.cpp:65:12: error: cannot bind ‘std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}’ lvalue to ‘std::basic_istream<char>&&’ in >> x1[i] >> y1[i] >> x2[i] >> y2[i]; ^ In file included from /usr/include/c++/4.8/fstream:38:0, from user.cpp:1: /usr/include/c++/4.8/istream:872:5: error: initializing argument 1 of ‘std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&&, _Tp&) [with _CharT = char; _Traits = std::char_traits<char>; _Tp = double(double)throw ()]’ operator>>(basic_istream<_CharT, _Traits>&& __is, _Tp& __x) ^ user.cpp: In function ‘void cautare_binara()’: user.cpp:110:70: warning: pointer to a function used in arithmetic [-Wpointer-arith] int nod1 = id[x1[intrebare[j].id]][y1[intrebare[j].id]]; ^ user.cpp:110:71: error: invalid types ‘int [305][double(double)throw ()]’ for array subscript int nod1 = id[x1[intrebare[j].id]][y1[intrebare[j].id]]; ^ user.cpp:132:66: warning: pointer to a function used in arithmetic [-Wpointer-arith] int nod1 = id[x1[intrebare[j].id]][y1[intrebare[j].id]]; ^ user.cpp:132:67: error: invalid types ‘int [305][double(double)throw ()]’ for array subscript int nod1 = id[x1[intrebare[j].id]][y1[intrebare[j].id]]; ^