int maxEnergy(vector <int> weight) {
m.clear();
memset(x, 0, sizeof(x));
len = weight.size();
if (len < 3) {
return 0;
}
if (len == 3) {
return weight[0]*weight[2];
}
int i;
for (i = 0; i < len; ++i) {
x[i] = weight[i];
}
int all_mask = (1<<len)-1;
int mid_mask = ((1<<(len-2))-1)*2;
int end_mask = all_mask ^ mid_mask;
m[end_mask] = 0;
return rec(all_mask);
}
void ListMapTest::testInsert()
{
const int N = 1000;
typedef ListMap<int, int> IntMap;
IntMap hm;
assert (hm.empty());
for (int i = 0; i < N; ++i)
{
IntMap::Iterator res = hm.insert(IntMap::ValueType(i, i*2));
assert (res->first == i);
assert (res->second == i*2);
IntMap::Iterator it = hm.find(i);
assert (it != hm.end());
assert (it->first == i);
assert (it->second == i*2);
assert (hm.size() == i + 1);
}
assert (!hm.empty());
for (int i = 0; i < N; ++i)
{
IntMap::Iterator it = hm.find(i);
assert (it != hm.end());
assert (it->first == i);
assert (it->second == i*2);
}
hm.clear();
for (int i = 0; i < N; ++i)
{
IntMap::Iterator res = hm.insert(IntMap::ValueType(i, 0));
assert (res->first == i);
assert (res->second == 0);
}
}
