__gnu_pbds::detail::eq_by_less.3cxx

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                                                    libstdc++__gnu_pbds::detail::eq_by_less<Key,Cmp_Fn>(3cxx)

template<typenameKey,classCmp_Fn>
       struct __gnu_pbds::detail::eq_by_less< Key, Cmp_Fn >"Equivalence function.

       __gnu_pbds::detail::eq_by_less< Key, Cmp_Fn > - Equivalence function.

       #include <eq_by_less.hpp>

       Inherits Cmp_Fn.

   PublicMemberFunctions
       bool operator() (const Key &r_lhs, const Key &r_rhs) const