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#include "sdsl/wt_helper.hpp"
namespace sdsl
{
bool empty(const range_type& r)
{
return std::get<0>(r) == (std::get<1>(r) + 1);
}
int_vector<>::size_type size(const range_type& r)
{
return std::get<1>(r) - std::get<0>(r) + 1;
}
pc_node::pc_node(uint64_t freq, uint64_t sym, uint64_t parent,
uint64_t child_left, uint64_t child_right):
freq(freq), sym(sym), parent(parent)
{
child[0] = child_left;
child[1] = child_right;
}
pc_node& pc_node::operator=(const pc_node& v)
{
freq = v.freq;
sym = v.sym;
parent = v.parent;
child[0] = v.child[0];
child[1] = v.child[1];
return *this;
}
}
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