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2.9 kB · 89 lines
C++
at develop
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#include <sstream>
namespace Gecode { namespace Float { namespace Linear { class NoView; }
template<class Char, class Traits, class View> std::basic_ostream<Char,Traits>& print_view(std::basic_ostream<Char,Traits>& os, const View& x) { std::basic_ostringstream<Char,Traits> s; s.copyfmt(os); s.width(0); if (x.assigned()) { s << "[[" << x.med() << "]]"; } else { s << "[[" << x.min() << ".." << x.max() << "]]"; } return os << s.str(); }
template<class Char, class Traits> inline std::basic_ostream<Char,Traits>& operator <<(std::basic_ostream<Char,Traits>& os, const FloatView& x) { return print_view(os,x); }
template<class Char, class Traits> inline std::basic_ostream<Char,Traits>& operator <<(std::basic_ostream<Char,Traits>& os, const MinusView& x) { return print_view(os,x); }
template<class Char, class Traits> inline std::basic_ostream<Char,Traits>& operator <<(std::basic_ostream<Char,Traits>& os, const OffsetView& x) { return print_view(os,x); }
template<class Char, class Traits> inline std::basic_ostream<Char,Traits>& operator <<(std::basic_ostream<Char,Traits>& os, const ScaleView& x) { return print_view(os,x); }
template<class Char, class Traits> inline std::basic_ostream<Char,Traits>& operator <<(std::basic_ostream<Char,Traits>& os, const Linear::NoView&) { return os << "NoView"; }
}}
// STATISTICS: float-var