literalt cnft::land(const bvt &bv)
{
if(bv.size()==0) return const_literal(true);
if(bv.size()==1) return bv[0];
if(bv.size()==2) return land(bv[0], bv[1]);
forall_literals(it, bv)
if(it->is_false())
return *it;
if(is_all(bv, const_literal(true)))
return const_literal(true);
bvt new_bv;
eliminate_duplicates(bv, new_bv);
bvt lits(2);
literalt literal=new_variable();
lits[1]=neg(literal);
forall_literals(it, new_bv)
{
lits[0]=pos(*it);
lcnf(lits);
}
// -----------------------------------------------------------------------
// handle the resurrection spell
// -----------------------------------------------------------------------
bool t_resurrection_spell::left_click( t_screen_point const& point )
{
t_map_point_2d map_point;
t_combat_creature_list creatures;
bool defender = get_caster()->belongs_to_defender();
creatures = get_targets( point );
if (creatures.empty())
return false;
eliminate_duplicates( creatures );
if (creatures.size() == 1)
{
resurrect( creatures.front().get() );
return true;
}
t_combat_creature_list::iterator index;
t_combat_creature_ptr creature;
t_handler handler;
t_window* window = t_window::get_modal_window();
m_menu = new t_scroll_menu( window );
for (index = creatures.begin(); index != creatures.end(); index++)
{
creature = *index;
handler = add_argument( bound_handler( *this, &t_resurrection_spell::resurrect ),
creature );
m_menu->add_item( get_text( creature ), handler );
}
m_menu->open( get_mouse_position( window ) );
m_battlefield.get_window()->set_help_balloon_text( "" );
return true;
}
int main()
{
std::vector<std::string> vs{ "a", "v", "a", "s", "v", "a", "a" };
println(vs);
println(eliminate_duplicates(vs));
return 0;
}
literalt z3_propt::lor(const bvt &bv)
{
if(bv.size()==0) return const_literal(false);
if(bv.size()==1) return bv[0];
if(bv.size()==2) return lor(bv[0], bv[1]);
for(unsigned i=0; i<bv.size(); i++)
if(bv[i]==const_literal(true))
return const_literal(true);
if(is_all(bv, const_literal(false)))
return const_literal(false);
bvt new_bv;
eliminate_duplicates(bv, new_bv);
literalt literal=new_variable();
for(unsigned int i=0; i<new_bv.size(); ++i)
{
bvt lits;
lits.reserve(2);
lits.push_back(neg(new_bv[i]));
lits.push_back(pos(literal));
lcnf(lits);
}
bvt lits;
lits.reserve(new_bv.size()+1);
for(unsigned int i=0; i<new_bv.size(); ++i)
lits.push_back(pos(new_bv[i]));
lits.push_back(neg(literal));
lcnf(lits);
return literal;
}