Eroare de compilare: user.cpp:16:21: error: ‘double y1’ redeclared as different kind of symbol double x1 = infinit,y1 = infinit,x2 = - infinit,y2 = - infinit; ^ 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/cstdio:41, 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 ‘double interectie(Dreapta, Dreapta, double&, double&)’: user.cpp:40:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp: In function ‘void searching()’: user.cpp:70:22: error: no matching function for call to ‘min(double (&)(double)throw (), double&)’ y1 = min(y1,y); ^ user.cpp:70:22: note: candidates are: In file included from /usr/include/c++/4.8/algorithm:61:0, from user.cpp:2: /usr/include/c++/4.8/bits/stl_algobase.h:193:5: note: template<class _Tp> const _Tp& std::min(const _Tp&, const _Tp&) min(const _Tp& __a, const _Tp& __b) ^ /usr/include/c++/4.8/bits/stl_algobase.h:193:5: note: template argument deduction/substitution failed: user.cpp:70:22: note: deduced conflicting types for parameter ‘const _Tp’ (‘double(double)throw ()’ and ‘double’) y1 = min(y1,y); ^ In file included from /usr/include/c++/4.8/algorithm:61:0, from user.cpp:2: /usr/include/c++/4.8/bits/stl_algobase.h:239:5: note: template<class _Tp, class _Compare> const _Tp& std::min(const _Tp&, const _Tp&, _Compare) min(const _Tp& __a, const _Tp& __b, _Compare __comp) ^ /usr/include/c++/4.8/bits/stl_algobase.h:239:5: note: template argument deduction/substitution failed: user.cpp:70:22: note: deduced conflicting types for parameter ‘const _Tp’ (‘double(double)throw ()’ and ‘double’) y1 = min(y1,y); ^ In file included from /usr/include/c++/4.8/algorithm:62:0, from user.cpp:2: /usr/include/c++/4.8/bits/stl_algo.h:4244:5: note: template<class _Tp> _Tp std::min(std::initializer_list<_Tp>) min(initializer_list<_Tp> __l) ^ /usr/include/c++/4.8/bits/stl_algo.h:4244:5: note: template argument deduction/substitution failed: user.cpp:70:22: note: mismatched types ‘std::initializer_list<_Tp>’ and ‘double (*)(double)throw ()’ y1 = min(y1,y); ^ In file included from /usr/include/c++/4.8/algorithm:62:0, from user.cpp:2: /usr/include/c++/4.8/bits/stl_algo.h:4249:5: note: template<class _Tp, class _Compare> _Tp std::min(std::initializer_list<_Tp>, _Compare)