oj.uz

Submission #1049108

# Submission time Handle Problem Language Result Execution time Memory
1049108 2024-08-08T13:27:14 Z Halit Rectangles (IOI19_rect) C++14
72 / 100
 3034 ms 1048576 KB 
#include "rect.h"
#include <bits/stdc++.h>

struct FenwickTree {
  std::vector<int> bit;
  int N;
  FenwickTree(int n) {
    N = n+1;
    bit.resize(N+1);
  }
  int sum(int idx) {
    int res = 0;
    for (++idx; idx > 0; idx -= idx & -idx) {
      res += bit[idx];
    }
    return res;
  }
  int get(int l, int r) {
    return sum(r) - sum(l-1);
  }
  void add(int idx, int delta) {
    for (++idx;idx < N; idx += idx & -idx) {
      bit[idx] += delta;
    }
  }
};

struct SegmentTree {
  int N;
  std::vector<int> tree;
  std::vector<int> lazy;
  SegmentTree(int n) {
    N = n;
    tree.resize(4*N);
    lazy.resize(4*N);
  }
  void push(int node, int left, int right) {
    if (lazy[node]) {
      tree[node] = 0;
    }
    if (left != right) {
      lazy[node*2] |= lazy[node];
      lazy[node*2+1] |= lazy[node];
    }
    lazy[node] = 0;
  }
  int get(int node, int left, int right, int tl, int tr) {
    push(node, left, right);
    if (left > tr || right < tl) {
      return 0;
    }
    if (left >= tl && right <= tr) {
      return tree[node];
    }
    return get(node*2, left, (left+right)/2, tl, tr) + get(node*2+1, (left+right)/2+1, right, tl, tr);
  }
  void add(int node, int left, int right, int idx) {
    push(node, left, right);
    if (left > idx || right < idx) {
      return;
    }
    if (left == idx && right == idx) {
      tree[node] += 1;
      return;
    }
    add(node*2, left, (left+right)/2, idx);
    add(node*2+1, (left+right)/2+1, right, idx);
    tree[node] = tree[node*2] + tree[node*2+1];
  }
  void clear() {
    lazy[1] = 1;
  }
  int get(int left, int right) {
    return get(1, 0, N-1, left, right);
  }
  void add(int idx) {
    add(1, 0, N-1, idx);
  }
};
 
struct disjoint_sets {
  int N;
  std::vector<int> rank;
  disjoint_sets(int n) {
    N = n;
    for (int i = 0;i < N; ++i) {
      rank.push_back(i);
    }
  }
  int get(int x) {
    if (rank[x] == x) return x;
    return rank[x] = get(rank[x]);
  }
  void merge(int x, int y) {
    x = get(x);
    y = get(y);
    if (x == y) {
      return;
    }
    rank[y] = rank[x];
  }
  void clear() {
    for (int i = 0;i < N; ++i) {
      rank[i] = i;
    }
  }
};
long long count_rectangles(std::vector<std::vector<int>> a) {
  int N = a.size();
  int M = a[0].size();
  std::set<std::array<int, 3>> temp_valid_row, temp_valid_col;
  {
    std::vector<int> idx(M);
    std::iota(idx.begin(), idx.end(), 0);
    disjoint_sets left(M), right(M);
    for (int i = 1;i < N-1; ++i) {
      left.clear(); right.clear();
      std::sort(idx.begin(), idx.end(), [&](int j, int k) { return a[i][j] < a[i][k]; });
      int first = 0;
      std::vector<bool> act(M);
      for (int jj = 0;jj < M; ++jj) {
        int j = idx[jj];
        act[j] = true;
        if (j > 0 && act[j-1]) {
          left.merge(j-1, j);
          right.merge(j, j-1);
        }
        if (j+1 < M && act[j+1]) {
          right.merge(j+1, j);
          left.merge(j, j+1);
        }
        if (jj+1 < M && a[i][idx[jj+1]] == a[i][j]) {
          continue;
        } else {
          for (int k = first;k <= jj; ++k) {
            if (left.get(idx[k]) > 0 && right.get(idx[k]) < M-1) {
              temp_valid_row.insert({i, left.get(idx[k]), right.get(idx[k])});
            }
          }
          first = jj+1;
        }
      }
    }
  }
    /*
    for (int val : num) {
      for (int j : idx[val]) {
        act[j] = true;
        if (j > 0 && act[j-1]) {
          left.merge(j-1, j);
          right.merge(j, j-1);
        } 
        if (j+1 < M && act[j+1]) {
          right.merge(j+1, j);
          left.merge(j, j+1);
        }
      }
      for (int j : idx[val]) {
        if (left.get(j) > 0 && right.get(j) < M-1) {
          temp_valid_row.insert({i, left.get(j), right.get(j)});
        }
      }
    }
    */
  {
    std::vector<int> idx(N);
    std::iota(idx.begin(), idx.end(), 0);
    disjoint_sets left(N), right(N);
    for (int j = 1;j < M-1; ++j) {
      left.clear(); right.clear();
      std::sort(idx.begin(), idx.end(), [&](int i, int k) { return a[i][j] < a[k][j]; });
      int first = 0;
      std::vector<bool> act(N);
      for (int imi = 0;imi < N; ++imi) {
        int i = idx[imi];
        act[i] = true;
        if (i > 0 && act[i-1]) {
          left.merge(i-1, i);
          right.merge(i, i-1);
        }
        if (i+1 < N && act[i+1]) {
          right.merge(i+1, i);
          left.merge(i, i+1);
        }
        if (imi+1 < N && a[idx[imi+1]][j] == a[i][j]) {
          continue;
        } else {
          for (int k = first;k <= imi; ++k) {
            if (left.get(idx[k]) > 0 && right.get(idx[k]) < N-1) {
              // std::cout << i+1 << ' ' << j+1 << ' ' << left.get(idx[k]) << ' ' << right.get(idx[k]) << std::endl;
              temp_valid_col.insert({j, left.get(idx[k]), right.get(idx[k])});
            }
          }
          first = imi+1;
        }
      }
    }
  }
    /*
  for (int j = 1;j < M-1; ++j) {
    disjoint_sets up(N), down(N);
    std::set<int> num;
    std::map<int, std::vector<int>> idx;
    for (int i = 0;i < N; ++i) {
      num.insert(a[i][j]);
      idx[a[i][j]].push_back(i);
    }
    std::vector<bool> act(N);
    for (int val : num) {
      for (int i : idx[val]) {
        act[i] = true;
        if (i > 0 && act[i-1]) {
          up.merge(i-1, i);
          down.merge(i, i-1);
        } 
        if (i+1 < N && act[i+1]) {
          down.merge(i+1, i);
          up.merge(i, i+1);
        }
      }
      for (int i : idx[val]) {
        if (up.get(i) > 0 && down.get(i) < N-1) {
          temp_valid_col.insert({j, up.get(i), down.get(i)});
        }
      }
    }
  }
  */
  std::vector<std::array<int, 3>> valid_row(temp_valid_row.begin(), temp_valid_row.end());
  std::vector<std::array<int, 3>> valid_col(temp_valid_col.begin(), temp_valid_col.end());
  /*
  std::cout << "Valid Rows" << std::endl;
  for (auto [row, left, right] : valid_row) {
    std::cout << row+1 << ' ' << left+1 << ' ' << right+1 << std::endl;
  }
  std::cout << "Valid Columns" << std::endl;
  for (auto [col, up, down] : valid_col) {
    std::cout << col+1 << ' ' << up+1 << ' ' << down+1 << std::endl;
  }*/
  std::reverse(valid_row.begin(), valid_row.end());
  std::reverse(valid_col.begin(), valid_col.end());
  std::vector<int> row_value(valid_row.size()), col_value(valid_col.size());
  std::vector<std::vector<std::vector<std::vector<int>>>> start(2, std::vector<std::vector<std::vector<int>>>(std::max(N, M), std::vector<std::vector<int>>(std::max(N, M))));
  {
    std::vector<std::vector<int>> last(M+1, std::vector<int>(M+1, int(-1))), dp(M+1, std::vector<int>(M+1, int(0)));
    for (int i = 0;i < valid_row.size(); ++i) {
      auto [row, left, right] = valid_row[i];
      row_value[i] = dp[left][right] = (last[left][right] != row+1 ? 1 : dp[left][right] + 1);
      start[0][row][left].push_back(i);
      last[left][right] = row;
      // std::cout << row+1 << ' ' << left+1 << ' ' << right+1 << " -> row value " << row_value[i] << std::endl;
    }
  }
  {
    std::vector<std::vector<int>> last(N+1, std::vector<int>(N+1, int(-1))), dp(N+1, std::vector<int>(N+1, int(0)));
    for (int i = 0;i < valid_col.size(); ++i) {
      auto [col, up, down] = valid_col[i];
      col_value[i] = dp[up][down] = (last[up][down] != col+1 ? 1 : dp[up][down] + 1);
      start[1][up][col].push_back(i);
      last[up][down] = col;
      // std::cout << col+1 << ' ' << up+1 << ' ' << down+1 << " -> column value " << col_value[i] << std::endl;
    }
  }
  int ans = 0;
  constexpr int MAX = 2500;
  // SegmentTree st(MAX+1);
  FenwickTree fenw(MAX);
  for (int x = 1;x < N-1; ++x) {
    for (int y = 1;y < M-1; ++y) {
      // std::cout << "Current : " << x+1 << ' ' << y+1 << std::endl;
      auto &row = start[0][x][y];
      auto &col = start[1][x][y];
      if (row.size() == 0 || col.size() == 0) {
        continue;
      }
      std::vector<int> idx_row(row.size()), idx_col(col.size());
      std::iota(idx_row.begin(), idx_row.end(), 0);
      std::iota(idx_col.begin(), idx_col.end(), 0);
      std::sort(idx_row.begin(), idx_row.end(), [&](int i, int j) { return row_value[row[i]] < row_value[row[j]]; });
      std::sort(idx_col.begin(), idx_col.end(), [&](int i, int j) { return valid_col[col[i]][2] < valid_col[col[j]][2]; });
      int j = -1;
      int cnt = 0;
      std::vector<int> rollback;
      // std::cout << "#Rows : " << k_row << '\t' << "#Columns : " << k_col << std::endl;
      for (int i : idx_row) {
        // std::cout << "Current row : " << valid_row[start[0][x][y][i]][0]+1 << ' ' << valid_row[start[0][x][y][i]][1]+1 << ' ' << valid_row[start[0][x][y][i]][2]+1 << std::endl;
        while (j+1 < col.size() && valid_col[col[idx_col[j+1]]][2] - valid_col[col[idx_col[j+1]]][1] + 1 <= row_value[row[i]]) {
          j += 1;
          // st.add(col_value[col[idx_col[j]]]);
          fenw.add(col_value[col[idx_col[j]]], +1);
          rollback.push_back(col_value[col[idx_col[j]]]);
          // std::cout << j << "-th column to Segment Tree (value : " << col_value[j] << " )" << std::endl;
        }
        // cnt += st.get(valid_row[row[i]][2] - valid_row[row[i]][1] + 1, MAX);
        cnt += fenw.get(valid_row[row[i]][2] - valid_row[row[i]][1] + 1, MAX);
      }
      ans += cnt;
      for (int op : rollback) {
        fenw.add(op, -1);
      }
      // st.clear();
    }   
  } 
  /*
  int ans = 0;
  for (int i = 0;i < valid_row.size(); ++i) {
    auto [row, left, right] = valid_row[i];
    // std::cout << "Current row : " << row + 1 << ' ' << left + 1 << ' ' << right + 1 << std::endl;
    for (int j : start[1][row][left]) {
      // std::cout << "Testing..." << std::endl;
      // std::cout << valid_col[j][0] + 1 << ' ' << valid_col[j][1] + 1 << ' ' << valid_col[j][2] + 1 << std::endl;
      if (valid_col[j][2] - valid_col[j][1] + 1 <= row_value[i] && (right - left + 1 <= col_value[j])) {
        ans += 1;
        // std::cout << "OK!" << std::endl;
      }
    }
    // std::cout << std::endl;
  }*/
  return ans;
}

Compilation message

rect.cpp: In function 'long long int count_rectangles(std::vector<std::vector<int> >)':
rect.cpp:246:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::array<int, 3> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  246 |     for (int i = 0;i < valid_row.size(); ++i) {
      |                    ~~^~~~~~~~~~~~~~~~~~
rect.cpp:247:12: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
  247 |       auto [row, left, right] = valid_row[i];
      |            ^
rect.cpp:256:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::array<int, 3> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  256 |     for (int i = 0;i < valid_col.size(); ++i) {
      |                    ~~^~~~~~~~~~~~~~~~~~
rect.cpp:257:12: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
  257 |       auto [col, up, down] = valid_col[i];
      |            ^
rect.cpp:287:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  287 |         while (j+1 < col.size() && valid_col[col[idx_col[j+1]]][2] - valid_col[col[idx_col[j+1]]][1] + 1 <= row_value[row[i]]) {
      |                ~~~~^~~~~~~~~~~~

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 1 ms 604 KB Output is correct
3 Correct 1 ms 604 KB Output is correct
4 Correct 1 ms 676 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 604 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 604 KB Output is correct
10 Correct 1 ms 604 KB Output is correct
11 Correct 1 ms 432 KB Output is correct
12 Correct 1 ms 604 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 344 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 1 ms 604 KB Output is correct
3 Correct 1 ms 604 KB Output is correct
4 Correct 1 ms 676 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 604 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 604 KB Output is correct
10 Correct 1 ms 604 KB Output is correct
11 Correct 1 ms 432 KB Output is correct
12 Correct 1 ms 604 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 344 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 3 ms 2136 KB Output is correct
23 Correct 4 ms 2136 KB Output is correct
24 Correct 3 ms 2136 KB Output is correct
25 Correct 2 ms 1116 KB Output is correct
26 Correct 4 ms 1884 KB Output is correct
27 Correct 4 ms 1884 KB Output is correct
28 Correct 4 ms 1884 KB Output is correct
29 Correct 2 ms 1116 KB Output is correct

Subtask #3
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 1 ms 604 KB Output is correct
3 Correct 1 ms 604 KB Output is correct
4 Correct 1 ms 676 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 604 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 604 KB Output is correct
10 Correct 1 ms 604 KB Output is correct
11 Correct 1 ms 432 KB Output is correct
12 Correct 1 ms 604 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 3 ms 2136 KB Output is correct
18 Correct 4 ms 2136 KB Output is correct
19 Correct 3 ms 2136 KB Output is correct
20 Correct 2 ms 1116 KB Output is correct
21 Correct 4 ms 1884 KB Output is correct
22 Correct 4 ms 1884 KB Output is correct
23 Correct 4 ms 1884 KB Output is correct
24 Correct 2 ms 1116 KB Output is correct
25 Correct 0 ms 344 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 26 ms 11612 KB Output is correct
31 Correct 24 ms 11612 KB Output is correct
32 Correct 21 ms 11868 KB Output is correct
33 Correct 15 ms 6236 KB Output is correct
34 Correct 25 ms 10076 KB Output is correct
35 Correct 26 ms 10328 KB Output is correct
36 Correct 27 ms 9840 KB Output is correct
37 Correct 24 ms 9820 KB Output is correct

Subtask #4
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 1 ms 604 KB Output is correct
3 Correct 1 ms 604 KB Output is correct
4 Correct 1 ms 676 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 604 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 604 KB Output is correct
10 Correct 1 ms 604 KB Output is correct
11 Correct 1 ms 432 KB Output is correct
12 Correct 1 ms 604 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 3 ms 2136 KB Output is correct
18 Correct 4 ms 2136 KB Output is correct
19 Correct 3 ms 2136 KB Output is correct
20 Correct 2 ms 1116 KB Output is correct
21 Correct 4 ms 1884 KB Output is correct
22 Correct 4 ms 1884 KB Output is correct
23 Correct 4 ms 1884 KB Output is correct
24 Correct 2 ms 1116 KB Output is correct
25 Correct 26 ms 11612 KB Output is correct
26 Correct 24 ms 11612 KB Output is correct
27 Correct 21 ms 11868 KB Output is correct
28 Correct 15 ms 6236 KB Output is correct
29 Correct 25 ms 10076 KB Output is correct
30 Correct 26 ms 10328 KB Output is correct
31 Correct 27 ms 9840 KB Output is correct
32 Correct 24 ms 9820 KB Output is correct
33 Correct 0 ms 344 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 206 ms 87612 KB Output is correct
39 Correct 191 ms 81360 KB Output is correct
40 Correct 181 ms 81240 KB Output is correct
41 Correct 179 ms 79960 KB Output is correct
42 Correct 386 ms 140992 KB Output is correct
43 Correct 379 ms 140884 KB Output is correct
44 Correct 372 ms 141140 KB Output is correct
45 Correct 325 ms 133464 KB Output is correct
46 Correct 200 ms 58708 KB Output is correct
47 Correct 236 ms 71764 KB Output is correct
48 Correct 552 ms 122704 KB Output is correct
49 Correct 557 ms 125524 KB Output is correct
50 Correct 225 ms 76248 KB Output is correct
51 Correct 225 ms 75952 KB Output is correct
52 Correct 509 ms 116800 KB Output is correct
53 Correct 526 ms 118372 KB Output is correct

Subtask #5
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 185 ms 441428 KB Output is correct
2 Correct 138 ms 318564 KB Output is correct
3 Correct 181 ms 441024 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 188 ms 441240 KB Output is correct
6 Correct 179 ms 441424 KB Output is correct
7 Correct 182 ms 441428 KB Output is correct
8 Correct 191 ms 441396 KB Output is correct
9 Correct 188 ms 441172 KB Output is correct
10 Correct 183 ms 440916 KB Output is correct
11 Correct 192 ms 441084 KB Output is correct

Subtask #6
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1325 ms 519400 KB Output is correct
8 Correct 3004 ms 742732 KB Output is correct
9 Correct 3034 ms 744260 KB Output is correct
10 Correct 3030 ms 744312 KB Output is correct
11 Correct 393 ms 470652 KB Output is correct
12 Correct 678 ms 497024 KB Output is correct
13 Correct 682 ms 500320 KB Output is correct

Subtask #7
0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 1 ms 604 KB Output is correct
3 Correct 1 ms 604 KB Output is correct
4 Correct 1 ms 676 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 604 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 604 KB Output is correct
10 Correct 1 ms 604 KB Output is correct
11 Correct 1 ms 432 KB Output is correct
12 Correct 1 ms 604 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 3 ms 2136 KB Output is correct
18 Correct 4 ms 2136 KB Output is correct
19 Correct 3 ms 2136 KB Output is correct
20 Correct 2 ms 1116 KB Output is correct
21 Correct 4 ms 1884 KB Output is correct
22 Correct 4 ms 1884 KB Output is correct
23 Correct 4 ms 1884 KB Output is correct
24 Correct 2 ms 1116 KB Output is correct
25 Correct 26 ms 11612 KB Output is correct
26 Correct 24 ms 11612 KB Output is correct
27 Correct 21 ms 11868 KB Output is correct
28 Correct 15 ms 6236 KB Output is correct
29 Correct 25 ms 10076 KB Output is correct
30 Correct 26 ms 10328 KB Output is correct
31 Correct 27 ms 9840 KB Output is correct
32 Correct 24 ms 9820 KB Output is correct
33 Correct 206 ms 87612 KB Output is correct
34 Correct 191 ms 81360 KB Output is correct
35 Correct 181 ms 81240 KB Output is correct
36 Correct 179 ms 79960 KB Output is correct
37 Correct 386 ms 140992 KB Output is correct
38 Correct 379 ms 140884 KB Output is correct
39 Correct 372 ms 141140 KB Output is correct
40 Correct 325 ms 133464 KB Output is correct
41 Correct 200 ms 58708 KB Output is correct
42 Correct 236 ms 71764 KB Output is correct
43 Correct 552 ms 122704 KB Output is correct
44 Correct 557 ms 125524 KB Output is correct
45 Correct 225 ms 76248 KB Output is correct
46 Correct 225 ms 75952 KB Output is correct
47 Correct 509 ms 116800 KB Output is correct
48 Correct 526 ms 118372 KB Output is correct
49 Correct 185 ms 441428 KB Output is correct
50 Correct 138 ms 318564 KB Output is correct
51 Correct 181 ms 441024 KB Output is correct
52 Correct 0 ms 344 KB Output is correct
53 Correct 188 ms 441240 KB Output is correct
54 Correct 179 ms 441424 KB Output is correct
55 Correct 182 ms 441428 KB Output is correct
56 Correct 191 ms 441396 KB Output is correct
57 Correct 188 ms 441172 KB Output is correct
58 Correct 183 ms 440916 KB Output is correct
59 Correct 192 ms 441084 KB Output is correct
60 Correct 0 ms 348 KB Output is correct
61 Correct 1325 ms 519400 KB Output is correct
62 Correct 3004 ms 742732 KB Output is correct
63 Correct 3034 ms 744260 KB Output is correct
64 Correct 3030 ms 744312 KB Output is correct
65 Correct 393 ms 470652 KB Output is correct
66 Correct 678 ms 497024 KB Output is correct
67 Correct 682 ms 500320 KB Output is correct
68 Correct 0 ms 344 KB Output is correct
69 Correct 0 ms 348 KB Output is correct
70 Correct 0 ms 348 KB Output is correct
71 Correct 0 ms 348 KB Output is correct
72 Correct 0 ms 348 KB Output is correct
73 Runtime error 2366 ms 1048576 KB Execution killed with signal 9
74 Halted 0 ms 0 KB -