Eroare de compilare: user.cpp: In function ‘float inters_vert(int, int)’: user.cpp:60:46: error: call of overloaded ‘fabs(float)’ is ambiguous sol = min(sol, fabs(y1-yy)); ^ user.cpp:60:46: note: candidates are: 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:183:1: note: double fabs(double) __MATHCALLX (fabs,, (_Mdouble_ __x), (__const__)); ^ user.cpp:26:14: note: float fabs(const float&) inline float fabs(const float &x) { ^ In file included from /usr/include/c++/4.8/random:38:0, from /usr/include/c++/4.8/bits/stl_algo.h:65, from /usr/include/c++/4.8/algorithm:62, from user.cpp:2: /usr/include/c++/4.8/cmath:264:3: note: constexpr long double std::fabs(long double) fabs(long double __x) ^ /usr/include/c++/4.8/cmath:260:3: note: constexpr float std::fabs(float) fabs(float __x) ^ user.cpp:63:65: error: no matching function for call to ‘min(float&, const double&)’ sol = min(sol, min(fabs(y1-y3), fabs(y1-y2))); ^ user.cpp:63:65: note: candidates are: In file included from /usr/include/c++/4.8/bits/char_traits.h:39:0, from /usr/include/c++/4.8/ios:40, from /usr/include/c++/4.8/istream:38, from /usr/include/c++/4.8/fstream:38, from user.cpp:1: /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:63:65: note: deduced conflicting types for parameter ‘const _Tp’ (‘float’ and ‘double’) sol = min(sol, min(fabs(y1-y3), fabs(y1-y2))); ^ In file included from /usr/include/c++/4.8/bits/char_traits.h:39:0, from /usr/include/c++/4.8/ios:40, from /usr/include/c++/4.8/istream:38, from /usr/include/c++/4.8/fstream:38, from user.cpp:1: