cub::ArgMin# struct ArgMin# Arg min functor (keeps the value and offset of the first occurrence of the smallest item) Public Functions template<typename T, typename OffsetT>inline KeyValuePair<OffsetT, T> operator()( const KeyValuePair<OffsetT, T> &a, const KeyValuePair<OffsetT, T> &b, ) const# Boolean min operator, preferring the item having the smaller offset in case of ties.