oj.uz

Submission #144027

# Submission time Handle Problem Language Result Execution time Memory
144027 2019-08-15T17:28:10 Z Kanon Rectangles (IOI19_rect) C++14
72 / 100
 3163 ms 1048580 KB 
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>

using namespace __gnu_pbds;
using namespace std;

#define ordered_set tree<long long, null_type, greater<long long>, rb_tree_tag,tree_order_statistics_node_update>
#define range(i, m, n) for(int i = m; i < n; i++)
#define husk(i, m, n) for(int i = m; i > n; i--)

long long count_rectangles(vector<vector<int>> a) {
  int m = a.front().size();
  int n = a.size();
  auto pos = [&] (vector<int> cur) {
    int s = cur.size();
    vector<pair<int, int>> res;
    vector<int> st;
    range(i, 0, s) {
      while(st.size() && cur[st.back()] <= cur[i]) {
        if(st.back() < i - 1) res.emplace_back(st.back() + 1, i - 1);
        int b = st.back();
        st.pop_back();
        if(cur[b] == cur[i]) goto A;
      }
      if(st.size() && st.back() < i - 1) res.emplace_back(st.back() + 1, i - 1);
      A:;
      st.push_back(i);
    }
    return res;
  };
  vector<vector<set<pair<int, int>>>> hp, vs;
  hp.resize(n); for(auto &i : hp) i.resize(m);
  vs.resize(n); for(auto &i : vs) i.resize(m);
  range(i, 0, n) {
    vector<pair<int, int>> foo = pos(a[i]);
    for(auto u : foo) {
      int l = u.first, r = u.second;
      pair<int, int> p = make_pair(l, i);
      if(i && hp[i - 1][r].lower_bound(make_pair(l, -1))->first == l) p.second = hp[i - 1][r].lower_bound(make_pair(l, -1))->second;
      hp[i][r].insert(p);
    }
  }
  range(i, 0, m) {
    vector<int> ss(n);
    range(j, 0, n) ss[j] = a[j][i];
    vector<pair<int, int>> foo = pos(ss);
    for(auto u : foo) {
      int l = u.first, r = u.second;
      pair<int, int> p = make_pair(l, i);
      if(i && vs[r][i - 1].lower_bound(make_pair(l, -1))->first == l) p.second = vs[r][i - 1].lower_bound(make_pair(l, -1))->second;
      vs[r][i].insert(p);
    }
  }
  long long res = 0;
  auto cnt = [&](set<pair<int, int>> &x, set<pair<int, int>> &y) {
    vector<pair<int, int>> sy;
    for(auto i : y) {
      swap(i.first, i.second);
      sy.push_back(i);
    }
    sort(sy.begin(), sy.end());
    reverse(sy.begin(), sy.end());
    ordered_set cur;
    auto it = x.begin();
    int p = sy.size() - 1;
    while(it != x.end()) {
      while(~p && sy[p].first <= it->first) {
        cur.insert(sy[p].second);
        p--;
      }
      res += cur.order_of_key(it->second - 1);
      it++;
    }
  };
  range(i, 0, n) {
    range(j, 0, m) {
      cnt(hp[i][j], vs[i][j]);
    }
  }
  return res;
}

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 504 KB Output is correct
3 Correct 2 ms 504 KB Output is correct
4 Correct 2 ms 504 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 504 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 3 ms 508 KB Output is correct
10 Correct 3 ms 504 KB Output is correct
11 Correct 3 ms 504 KB Output is correct
12 Correct 2 ms 504 KB Output is correct
13 Correct 2 ms 256 KB Output is correct
14 Correct 2 ms 256 KB Output is correct
15 Correct 2 ms 256 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 252 KB Output is correct
19 Correct 2 ms 504 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 256 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 504 KB Output is correct
3 Correct 2 ms 504 KB Output is correct
4 Correct 2 ms 504 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 504 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 3 ms 508 KB Output is correct
10 Correct 3 ms 504 KB Output is correct
11 Correct 3 ms 504 KB Output is correct
12 Correct 2 ms 504 KB Output is correct
13 Correct 2 ms 256 KB Output is correct
14 Correct 2 ms 256 KB Output is correct
15 Correct 2 ms 256 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 5 ms 1528 KB Output is correct
18 Correct 5 ms 1528 KB Output is correct
19 Correct 6 ms 1528 KB Output is correct
20 Correct 4 ms 1272 KB Output is correct
21 Correct 6 ms 1528 KB Output is correct
22 Correct 6 ms 1528 KB Output is correct
23 Correct 6 ms 1528 KB Output is correct
24 Correct 4 ms 888 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 2 ms 252 KB Output is correct
27 Correct 2 ms 504 KB Output is correct
28 Correct 2 ms 376 KB Output is correct
29 Correct 2 ms 256 KB Output is correct

Subtask #3
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 504 KB Output is correct
3 Correct 2 ms 504 KB Output is correct
4 Correct 2 ms 504 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 504 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 3 ms 508 KB Output is correct
10 Correct 3 ms 504 KB Output is correct
11 Correct 3 ms 504 KB Output is correct
12 Correct 2 ms 504 KB Output is correct
13 Correct 2 ms 256 KB Output is correct
14 Correct 2 ms 256 KB Output is correct
15 Correct 2 ms 256 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 5 ms 1528 KB Output is correct
18 Correct 5 ms 1528 KB Output is correct
19 Correct 6 ms 1528 KB Output is correct
20 Correct 4 ms 1272 KB Output is correct
21 Correct 6 ms 1528 KB Output is correct
22 Correct 6 ms 1528 KB Output is correct
23 Correct 6 ms 1528 KB Output is correct
24 Correct 4 ms 888 KB Output is correct
25 Correct 27 ms 8056 KB Output is correct
26 Correct 27 ms 8184 KB Output is correct
27 Correct 28 ms 8164 KB Output is correct
28 Correct 16 ms 5880 KB Output is correct
29 Correct 27 ms 7928 KB Output is correct
30 Correct 29 ms 7928 KB Output is correct
31 Correct 28 ms 7800 KB Output is correct
32 Correct 27 ms 7544 KB Output is correct
33 Correct 2 ms 376 KB Output is correct
34 Correct 2 ms 252 KB Output is correct
35 Correct 2 ms 504 KB Output is correct
36 Correct 2 ms 376 KB Output is correct
37 Correct 2 ms 256 KB Output is correct

Subtask #4
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 504 KB Output is correct
3 Correct 2 ms 504 KB Output is correct
4 Correct 2 ms 504 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 504 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 3 ms 508 KB Output is correct
10 Correct 3 ms 504 KB Output is correct
11 Correct 3 ms 504 KB Output is correct
12 Correct 2 ms 504 KB Output is correct
13 Correct 2 ms 256 KB Output is correct
14 Correct 2 ms 256 KB Output is correct
15 Correct 2 ms 256 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 5 ms 1528 KB Output is correct
18 Correct 5 ms 1528 KB Output is correct
19 Correct 6 ms 1528 KB Output is correct
20 Correct 4 ms 1272 KB Output is correct
21 Correct 6 ms 1528 KB Output is correct
22 Correct 6 ms 1528 KB Output is correct
23 Correct 6 ms 1528 KB Output is correct
24 Correct 4 ms 888 KB Output is correct
25 Correct 27 ms 8056 KB Output is correct
26 Correct 27 ms 8184 KB Output is correct
27 Correct 28 ms 8164 KB Output is correct
28 Correct 16 ms 5880 KB Output is correct
29 Correct 27 ms 7928 KB Output is correct
30 Correct 29 ms 7928 KB Output is correct
31 Correct 28 ms 7800 KB Output is correct
32 Correct 27 ms 7544 KB Output is correct
33 Correct 222 ms 73316 KB Output is correct
34 Correct 203 ms 73208 KB Output is correct
35 Correct 193 ms 73180 KB Output is correct
36 Correct 177 ms 73208 KB Output is correct
37 Correct 421 ms 96248 KB Output is correct
38 Correct 425 ms 96156 KB Output is correct
39 Correct 421 ms 96376 KB Output is correct
40 Correct 394 ms 89976 KB Output is correct
41 Correct 153 ms 61688 KB Output is correct
42 Correct 193 ms 68072 KB Output is correct
43 Correct 352 ms 95056 KB Output is correct
44 Correct 357 ms 95480 KB Output is correct
45 Correct 178 ms 47736 KB Output is correct
46 Correct 181 ms 47736 KB Output is correct
47 Correct 340 ms 91752 KB Output is correct
48 Correct 341 ms 91896 KB Output is correct
49 Correct 2 ms 376 KB Output is correct
50 Correct 2 ms 252 KB Output is correct
51 Correct 2 ms 504 KB Output is correct
52 Correct 2 ms 376 KB Output is correct
53 Correct 2 ms 256 KB Output is correct

Subtask #5
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 1528 KB Output is correct
2 Correct 5 ms 1272 KB Output is correct
3 Correct 3 ms 1020 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 5 ms 1400 KB Output is correct
6 Correct 5 ms 1400 KB Output is correct
7 Correct 5 ms 1400 KB Output is correct
8 Correct 5 ms 1400 KB Output is correct
9 Correct 5 ms 1400 KB Output is correct
10 Correct 4 ms 760 KB Output is correct
11 Correct 4 ms 1016 KB Output is correct

Subtask #6
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 976 ms 359096 KB Output is correct
3 Correct 2152 ms 779424 KB Output is correct
4 Correct 2164 ms 782964 KB Output is correct
5 Correct 2167 ms 783312 KB Output is correct
6 Correct 460 ms 314616 KB Output is correct
7 Correct 899 ms 597368 KB Output is correct
8 Correct 956 ms 636920 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 252 KB Output is correct
11 Correct 2 ms 504 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 256 KB Output is correct

Subtask #7
0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 504 KB Output is correct
3 Correct 2 ms 504 KB Output is correct
4 Correct 2 ms 504 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 504 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 3 ms 508 KB Output is correct
10 Correct 3 ms 504 KB Output is correct
11 Correct 3 ms 504 KB Output is correct
12 Correct 2 ms 504 KB Output is correct
13 Correct 2 ms 256 KB Output is correct
14 Correct 2 ms 256 KB Output is correct
15 Correct 2 ms 256 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 5 ms 1528 KB Output is correct
18 Correct 5 ms 1528 KB Output is correct
19 Correct 6 ms 1528 KB Output is correct
20 Correct 4 ms 1272 KB Output is correct
21 Correct 6 ms 1528 KB Output is correct
22 Correct 6 ms 1528 KB Output is correct
23 Correct 6 ms 1528 KB Output is correct
24 Correct 4 ms 888 KB Output is correct
25 Correct 27 ms 8056 KB Output is correct
26 Correct 27 ms 8184 KB Output is correct
27 Correct 28 ms 8164 KB Output is correct
28 Correct 16 ms 5880 KB Output is correct
29 Correct 27 ms 7928 KB Output is correct
30 Correct 29 ms 7928 KB Output is correct
31 Correct 28 ms 7800 KB Output is correct
32 Correct 27 ms 7544 KB Output is correct
33 Correct 222 ms 73316 KB Output is correct
34 Correct 203 ms 73208 KB Output is correct
35 Correct 193 ms 73180 KB Output is correct
36 Correct 177 ms 73208 KB Output is correct
37 Correct 421 ms 96248 KB Output is correct
38 Correct 425 ms 96156 KB Output is correct
39 Correct 421 ms 96376 KB Output is correct
40 Correct 394 ms 89976 KB Output is correct
41 Correct 153 ms 61688 KB Output is correct
42 Correct 193 ms 68072 KB Output is correct
43 Correct 352 ms 95056 KB Output is correct
44 Correct 357 ms 95480 KB Output is correct
45 Correct 178 ms 47736 KB Output is correct
46 Correct 181 ms 47736 KB Output is correct
47 Correct 340 ms 91752 KB Output is correct
48 Correct 341 ms 91896 KB Output is correct
49 Correct 6 ms 1528 KB Output is correct
50 Correct 5 ms 1272 KB Output is correct
51 Correct 3 ms 1020 KB Output is correct
52 Correct 2 ms 376 KB Output is correct
53 Correct 5 ms 1400 KB Output is correct
54 Correct 5 ms 1400 KB Output is correct
55 Correct 5 ms 1400 KB Output is correct
56 Correct 5 ms 1400 KB Output is correct
57 Correct 5 ms 1400 KB Output is correct
58 Correct 4 ms 760 KB Output is correct
59 Correct 4 ms 1016 KB Output is correct
60 Correct 2 ms 376 KB Output is correct
61 Correct 976 ms 359096 KB Output is correct
62 Correct 2152 ms 779424 KB Output is correct
63 Correct 2164 ms 782964 KB Output is correct
64 Correct 2167 ms 783312 KB Output is correct
65 Correct 460 ms 314616 KB Output is correct
66 Correct 899 ms 597368 KB Output is correct
67 Correct 956 ms 636920 KB Output is correct
68 Correct 3024 ms 930316 KB Output is correct
69 Correct 2803 ms 930592 KB Output is correct
70 Correct 2840 ms 930132 KB Output is correct
71 Correct 2550 ms 930268 KB Output is correct
72 Runtime error 3163 ms 1048580 KB Execution killed with signal 9 (could be triggered by violating memory limits)
73 Halted 0 ms 0 KB -