oj.uz

Submission #628630

# Submission time Handle Problem Language Result Execution time Memory
628630 2022-08-13T14:35:54 Z evenvalue Mechanical Doll (IOI18_doll) C++17
100 / 100
 79 ms 9884 KB 
#include "doll.h"
#include <bits/stdc++.h>
using namespace std;

template<typename T>
using min_heap = priority_queue<T, vector<T>, greater<T>>;
template<typename T>
using max_heap = priority_queue<T, vector<T>, less<T>>;

using int64 = long long;
using ld = long double;

constexpr int kInf = 1e9 + 10;
constexpr int64 kInf64 = 1e15 + 10;
constexpr int kMod = 1e9 + 7;

vector<int> C;
vector<int> X, Y;

int add_switch(const int x = kInf, const int y = kInf) {
  X.push_back(x);
  Y.push_back(y);
  return -((int)X.size());
}

int calc_elements(const int n) {
  const int h = 32 - __builtin_clz(n) - (__builtin_popcount(n) == 1);
  return (1 << h);
}

void create_circuit(int m, std::vector<int> A) {
  C.resize(m + 1, -1);

  A.push_back(0);
  const int n = A.size();
  const int elems = calc_elements(n);
  const int unused = elems - n;

  vector<pair<int, int>> trigger_places(elems, {-1, -1});

  function<void(int, int, int, int, int)> dfs = [&](const int x, const int l, const int r, const int depth, int path) {
    const int mid = (l + r) / 2;
    //left child
    if (mid < unused) {
      X[x] = -1;
    } else if (l == mid) {
      X[x] = path;
      trigger_places[path] = {x, 0};
    } else {
      X[x] = add_switch();
      dfs(-X[x] - 1, l, mid, depth + 1, path);
    }
    //right child
    path += (1 << depth);
    if (mid + 1 == r) {
      Y[x] = path;
      trigger_places[path] = {x, 1};
    } else {
      Y[x] = add_switch();
      dfs(-Y[x] - 1, mid + 1, r, depth + 1, path);
    }
  };

  add_switch();
  dfs(0, 0, elems - 1, 0, 0);

  for (int i = 0, j = 0; i < elems; i++) {
    if (trigger_places[i] == make_pair(-1, -1)) continue;
    const auto [s, dir] = trigger_places[i];
    (dir == 0 ? X[s] : Y[s]) = A[j];
    j++;
  }

  answer(C, X, Y);
}

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 46 ms 4816 KB Output is correct
3 Correct 24 ms 4404 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 15 ms 1364 KB Output is correct
6 Correct 40 ms 5912 KB Output is correct
7 Correct 0 ms 212 KB Output is correct

Subtask #2
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 46 ms 4816 KB Output is correct
3 Correct 24 ms 4404 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 15 ms 1364 KB Output is correct
6 Correct 40 ms 5912 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 60 ms 7164 KB Output is correct
9 Correct 45 ms 7648 KB Output is correct
10 Correct 68 ms 9884 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 46 ms 4816 KB Output is correct
3 Correct 24 ms 4404 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 15 ms 1364 KB Output is correct
6 Correct 40 ms 5912 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 60 ms 7164 KB Output is correct
9 Correct 45 ms 7648 KB Output is correct
10 Correct 68 ms 9884 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 66 ms 9404 KB Output is correct
15 Correct 41 ms 6884 KB Output is correct
16 Correct 66 ms 9104 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 63 ms 9624 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 0 ms 212 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct

Subtask #5
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 51 ms 6360 KB Output is correct
3 Correct 35 ms 6396 KB Output is correct
4 Correct 56 ms 8516 KB Output is correct

Subtask #6
56.0 / 56.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 51 ms 6360 KB Output is correct
3 Correct 35 ms 6396 KB Output is correct
4 Correct 56 ms 8516 KB Output is correct
5 Correct 79 ms 9004 KB Output is correct
6 Correct 58 ms 8876 KB Output is correct
7 Correct 59 ms 8884 KB Output is correct
8 Correct 57 ms 8772 KB Output is correct
9 Correct 38 ms 6396 KB Output is correct
10 Correct 56 ms 8644 KB Output is correct
11 Correct 55 ms 8508 KB Output is correct
12 Correct 37 ms 6496 KB Output is correct
13 Correct 41 ms 6628 KB Output is correct
14 Correct 38 ms 6628 KB Output is correct
15 Correct 39 ms 6780 KB Output is correct
16 Correct 2 ms 536 KB Output is correct
17 Correct 37 ms 5688 KB Output is correct
18 Correct 42 ms 6488 KB Output is correct
19 Correct 42 ms 6412 KB Output is correct
20 Correct 56 ms 8644 KB Output is correct
21 Correct 55 ms 8508 KB Output is correct
22 Correct 59 ms 8644 KB Output is correct