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I am losing all hope

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Segcolt 2024-09-25 12:15:29 -03:00
parent 7a65f9096c
commit a8ea27af8b
1 changed files with 21 additions and 31 deletions
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50
2015/phase2/fila.cpp
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@ -71,19 +71,17 @@ auto operator>>(istream &is, vector<vector<v>> &vec)->istream& {
struct insertion { struct insertion {
int pos; int pos;
int ind;
int val; int val;
insertion(int pos, int ind, int val): pos(pos), insertion(int pos, int val): pos(pos),
ind(ind),
val(val) {} val(val) {}
bool operator<(insertion &i) { // bool operator<(insertion &i) {
if (ind == i.ind) { // if (pos == i.pos) {
return ind == 0 ? pos < i.pos : pos > i.pos; // return pos == 0 ? ind < i.pos : pos > i.pos;
} // }
return ind < i.ind; // return ind < i.ind;
} // }
}; };
struct query { struct query {
@ -153,40 +151,32 @@ int main()
cin >> type >> pos >> value; cin >> type >> pos >> value;
queries[i] = query(type, pos, value); queries[i] = query(type, pos, value);
if (type == 0) { if (type == 0) {
inserts.emplace_back(i, pos, value); inserts.emplace_back(pos, value);
} }
} }
reverse(queries.begin(), queries.end()); reverse(queries.begin(), queries.end());
sort(inserts.begin(), inserts.end()); reverse(inserts.begin(), inserts.end());
vl act(n + inserts.size()); vl act(n + inserts.size(), -1);
size_t now = 0; bit.assign(n + inserts.size() + 1, 0);
size_t q_itr = 0; for (auto [p, v] : inserts) {
size_t i_itr = 0;
while (now < act.size() && q_itr < queue.size() && i_itr < inserts.size()) {
if (q_itr + 1 < inserts[i_itr].ind) {
act[now] = queue[q_itr];
q_itr++;
} else {
act[now] = inserts[i_itr].val;
i_itr++;
}
now++;
}
for (; q_itr < queue.size(); q_itr++, now++) {
act[now] = queue[q_itr];
}
for (; i_itr < inserts.size(); i_itr++, now++) {
act[now] = inserts[i_itr].val;
} }
// size_t now = 0;
// for (size_t i = 0; i < act.size(); i++) {
// if (act[i] == -1) {
// act[i] = queue[now];
// now++;
// }
// }
size_t bef = act.size(); size_t bef = act.size();
while (__builtin_popcount(act.size()) != 1) { while (__builtin_popcount(act.size()) != 1) {
act.push_back(-1); act.push_back(-1);
} }
size_t actn = act.size(); size_t actn = act.size();
cout << act;
segtree.resize(act.size() * 2); segtree.resize(act.size() * 2);
bit.resize(act.size() + 1); bit.resize(act.size() + 1);