Eroare de compilare: user.cpp: In function ‘bool intersectie(CERC, CERC)’: user.cpp:44:40: error: no matching function for call to ‘pow(int)’ return (a1.r+a2.r)>=sqrt(pow(a1.x-a2.x)+pow(a1.y-a2.y)); ^ In file included from /usr/include/features.h:367:0, from /usr/include/x86_64-linux-gnu/c++/6/32/bits/os_defines.h:39, from /usr/include/x86_64-linux-gnu/c++/6/32/bits/c++config.h:507, from /usr/include/c++/6/cassert:43, from /usr/include/x86_64-linux-gnu/c++/6/32/bits/stdc++.h:33, from user.cpp:1: /usr/include/bits/mathcalls.h:153:1: note: candidate: double pow(double, double) __MATHCALL_VEC (pow,, (_Mdouble_ __x, _Mdouble_ __y)); ^ /usr/include/bits/mathcalls.h:153:1: note: candidate expects 2 arguments, 1 provided In file included from /usr/include/c++/6/valarray:587:0, from /usr/include/x86_64-linux-gnu/c++/6/32/bits/stdc++.h:95, from user.cpp:1: /usr/include/c++/6/bits/valarray_after.h:544:1: note: candidate: template<class _Tp> std::_Expr<std::_BinClos<std::_Pow, std::_Constant, std::_ValArray, _Tp, _Tp>, _Tp> std::pow(const _Tp&, const std::valarray<_Tp>&) _DEFINE_EXPR_BINARY_FUNCTION(pow, _Pow) ^ /usr/include/c++/6/bits/valarray_after.h:544:1: note: template argument deduction/substitution failed: user.cpp:44:40: note: candidate expects 2 arguments, 1 provided return (a1.r+a2.r)>=sqrt(pow(a1.x-a2.x)+pow(a1.y-a2.y)); ^ In file included from /usr/include/c++/6/valarray:587:0, from /usr/include/x86_64-linux-gnu/c++/6/32/bits/stdc++.h:95, from user.cpp:1: /usr/include/c++/6/bits/valarray_after.h:544:1: note: candidate: template<class _Tp> std::_Expr<std::_BinClos<std::_Pow, std::_ValArray, std::_Constant, _Tp, _Tp>, _Tp> std::pow(const std::valarray<_Tp>&, const _Tp&) _DEFINE_EXPR_BINARY_FUNCTION(pow, _Pow) ^ /usr/include/c++/6/bits/valarray_after.h:544:1: note: template argument deduction/substitution failed: user.cpp:44:40: note: mismatched types ‘const std::valarray<_Tp>’ and ‘int’ return (a1.r+a2.r)>=sqrt(pow(a1.x-a2.x)+pow(a1.y-a2.y)); ^ In file included from /usr/include/c++/6/valarray:587:0, from /usr/include/x86_64-linux-gnu/c++/6/32/bits/stdc++.h:95, from user.cpp:1: /usr/include/c++/6/bits/valarray_after.h:544:1: note: candidate: template<class _Tp> std::_Expr<std::_BinClos<std::_Pow, std::_ValArray, std::_ValArray, _Tp, _Tp>, _Tp> std::pow(const std::valarray<_Tp>&, const std::valarray<_Tp>&) _DEFINE_EXPR_BINARY_FUNCTION(pow, _Pow) ^ /usr/include/c++/6/bits/valarray_after.h:544:1: note: template argument deduction/substitution failed: user.cpp:44:40: note: mismatched types ‘const std::valarray<_Tp>’ and ‘int’ return (a1.r+a2.r)>=sqrt(pow(a1.x-a2.x)+pow(a1.y-a2.y)); ^ In file included from /usr/include/c++/6/valarray:587:0, from /usr/include/x86_64-linux-gnu/c++/6/32/bits/stdc++.h:95, from user.cpp:1: /usr/include/c++/6/bits/valarray_after.h:544:1: note: candidate: template<class _Dom> std::_Expr<std::_BinClos<std::_Pow, std::_Constant, std::_Expr, typename _Dom::value_type, _Dom>, typename _Dom::value_type> std::pow(const typename _Dom::value_type&, const std::_Expr<_Dom1, typename _Dom1::value_type>&) _DEFINE_EXPR_BINARY_FUNCTION(pow, _Pow) ^