oj.uz

Submission #827851

# Submission time Handle Problem Language Result Execution time Memory
827851 2023-08-16T20:18:53 Z null_awe Maze (JOI23_ho_t3) C++14
43 / 100
 2000 ms 151432 KB 
#include <bits/stdc++.h>
using namespace std;

#define pii pair<int, int>

const int UNTIL = 69420;

vector<int> dx = {-1, 1, 0, 0}, dy = {0, 0, -1, 1};

int LG2[UNTIL];

int csqrt[UNTIL], fsqrt[UNTIL];

void init() {
  LG2[1] = 0;
  for (int i = 2; i < UNTIL; ++i) LG2[i] = LG2[i >> 1] + 1;
  csqrt[1] = fsqrt[1] = 1;
  for (int i = 2; i < UNTIL; ++i) {
    fsqrt[i] = fsqrt[i - 1];
    while ((fsqrt[i] + 1) * (fsqrt[i] + 1) <= i) ++fsqrt[i];
    csqrt[i] = fsqrt[i];
    if (fsqrt[i] * fsqrt[i] < i) ++csqrt[i];
  }
}

struct VEB {

  int u, mn, mx, sz;
  VEB *summary;
  vector<VEB*> galaxy;

  inline int high(int k) { return k / sz; }
  inline int low(int k) { return k % sz; }
  inline int index(int k, int kk) { return k * sz + kk; }

  VEB(int u) : u(u) {
    mn = INT_MAX, mx = INT_MIN;
    if (u <= 2) summary = nullptr, galaxy.resize(0, nullptr);
    else {
      int ngalaxy = csqrt[u];
      sz = (u + ngalaxy - 1) / ngalaxy;
      summary = new VEB(ngalaxy);
      galaxy.resize(ngalaxy, nullptr);
      for (int i = 0; i < ngalaxy - 1; ++i) galaxy[i] = new VEB(sz);
      galaxy[ngalaxy - 1] = new VEB(u - (ngalaxy - 1) * sz);
    }
  }

  void insert(int x) {
    if (mn == INT_MAX) mn = mx = x;
    else {
      if (x < mn) swap(x, mn);
      if (x > mx) mx = x;
      if (u <= 2) return;
      int i = high(x), j = low(x);
      if (galaxy[i]->mn == INT_MAX) summary->insert(i);
      galaxy[i]->insert(j);
    }
  }

  void erase(int x) {
    // cout << "ERASING " << u << ' ' << x << endl;
    // if (u == 5 && x == 0) cout << mn << endl;
    if (u <= 2) {
      if (x != mx) mn = mx;
      else if (x == mn) mn = INT_MAX, mx = INT_MIN;
      else if (x == 0) mn = 1;
      else mx = 0;
      return;
    }
    if (x == mn) {
      // cout << "x == mn" << endl;
      int i = summary->mn;
      if (i == INT_MAX) {
        mn = INT_MAX, mx = INT_MIN;
        return;
      }
      // cout << i << endl;
      x = mn = index(i, galaxy[i]->mn);
      // cout << "x = " << mn << endl;
    }
    int i = high(x), j = low(x);
    // cout << i << ' ' << j << endl;
    galaxy[i]->erase(j);
    // if (galaxy[i]->u == 3) cout << galaxy[0]->mx << " asdfoaisdjflaksdjflaksdjf" << endl;
    if (galaxy[i]->mn == INT_MAX) summary->erase(i);
    if (x == mx) {
      if (summary->mx == INT_MIN) mx = mn;
      else {
        i = summary->mn;
        mx = index(i, galaxy[i]->mx);
        // if (u == 3) cout << "asfldahlsdkjfhalwieuhfoaiudhrgADFHGDFHGUDFHGADOFUHGADOFIUGHADUFGHADOUFGH " << mx << endl;
      }
    }
    // if (u == 5 && x == 0) exit(0);
  }

  int lower_bound(int x) {
    // cout << u << ' ' << x << ' ' << mn << endl;
    // if (u > 2) cout << "gmax " << galaxy[0]->mx << ' ' << galaxy[1]->mx << endl;
    if (x <= mn) return mn;
    if (u <= 2) {
      if (x <= mx) return mx;
      return INT_MAX;
    }
    int i = high(x), j = low(x);
    // cout << i << ' ' << j << endl;
    // cout << galaxy[i]->mx << endl;
    if (j <= galaxy[i]->mx) j = galaxy[i]->lower_bound(j);
    else {
      // cout << "qry other " << i + 1 << endl;
      i = summary->lower_bound(i + 1);
      j = galaxy[i]->mn;
    }
    // cout << "index(" << i << ", " << j << ")\n";
    return index(i, j);
  }
};

VEB* build_veb(int u) {
  VEB* root = new VEB(u);
  for (int i = 0; i < u; ++i) root->insert(i);
  return root;
}

struct Sustree2 {

  int n, m;
  vector<VEB*> has;

  Sustree2() {}

  Sustree2(int n, int m) : n(n), m(m), has(4 * n, nullptr) {}

  void build(int t, int tl, int tr) {
    // cout << "BUILD" << endl;
    has[t] = build_veb(m + 1);
    if (tl == tr) return;
    build(2 * t, tl, (tl + tr) / 2);
    build(2 * t + 1, (tl + tr) / 2 + 1, tr);
    // cout << "BUILT" << endl;
  }

  void build() {
    build(1, 0, n - 1);
  }


  void upd(int t, int tl, int tr, int p, int py) {
    if (tl == tr) {
      has[t]->erase(py);
      return;
    }
    if (p <= (tl + tr) / 2) upd(2 * t, tl, (tl + tr) / 2, p, py);
    else upd(2 * t + 1, (tl + tr) / 2 + 1, tr, p, py);
    // cout << "START a" << endl;
    int a = has[2 * t]->lower_bound(py);
    // cout << "START b " << endl;
    int b = has[2 * t + 1]->lower_bound(py);
    // cout << a << ' ' << b << ' ' << py << endl;
    if (a != py && b != py) {
      // cout << a << ' ' << b << ' ' << py << endl;
      // cout << "UPD rng " << t << ' ' << tl << ' ' << tr << ' ' << p << ' ' << py << endl;
      has[t]->erase(py);
      // cout << "after max " << has[8]->summary->summary->mx << endl;
    }
  }

  void upd(int x, int y) {
    // cout << "UPD " << x << ' ' << y << endl;
    upd(1, 0, n - 1, x, y);
    // cout << "DONE" << endl;
  }

  pii qry(int t, int tl, int tr, int l, int r, int lo, int hi) {
    l = max(l, tl), r = min(r, tr);
    if (l > r) return {-1, -1};
    if (tl == l && tr == r) {
      int gr = has[t]->lower_bound(lo);
      if (gr > hi) return {-1, -1};
      // cout << tl << ' ' << gr << endl;
      if (tl == tr) {
        return {tl, gr};
      }
      int mm = (tl + tr) / 2;
      if (has[2 * t]->lower_bound(lo) <= hi) return qry(2 * t, tl, mm, l, r, lo, hi);
      return qry(2 * t + 1, mm + 1, tr, l, r, lo, hi);
    }
    int mm = (tl + tr) / 2;
    pii f = qry(2 * t, tl, mm, l, r, lo, hi);
    if (f.first >= 0) return f;
    return qry(2 * t + 1, mm + 1, tr, l, r, lo, hi);
  }
};

struct Sustree {

  int n, m;
  vector<set<int>> has;

  Sustree() {}

  Sustree(int n, int m) : n(n), m(m), has(4 * n) {}

  void build(int t, int tl, int tr) {
    set<int> cur;
    for (int j = 0; j < m; ++j) cur.insert(j);
    cur.insert(m);
    has[t] = cur;
    if (tl == tr) return;
    build(2 * t, tl, (tl + tr) / 2);
    build(2 * t + 1, (tl + tr) / 2 + 1, tr);
  }

  void build() {
    // cout << "BUILD ,;";
    build(1, 0, n - 1);
    // cout << "DONE" << endl;
  }

  void upd(int t, int tl, int tr, int p, int py) {
    // cout << t << ' ' <<  tl << ' ' << tr << endl;
    // for (int num : has[t]) cout << num << ' ';
    // cout << endl;
    if (tl == tr) {
      has[t].erase(py);
      return;
    }
    int m = (tl + tr) / 2;
    if (p <= m) upd(2 * t, tl, m, p, py);
    else upd(2 * t + 1, m + 1, tr, p, py);
    if (*has[2 * t].lower_bound(py) != py && *has[2 * t + 1].lower_bound(py) != py) has[t].erase(py);
  }

  void upd(int x, int y) {
    // cout << "UPD " << x << ' ' << y << endl;
    upd(1, 0, n - 1, x, y);
    // cout << "DONE" << endl;
  }

  pii qry(int t, int tl, int tr, int l, int r, int lo, int hi) {
    l = max(l, tl), r = min(r, tr);
    if (l > r) return {-1, -1};
    if (tl == l && tr == r) {
      int gr = *has[t].lower_bound(lo);
      if (gr > hi) return {-1, -1};
      if (tl == tr) {
        return {tl, gr};
      }
      int m = (tl + tr) / 2;
      if (*has[2 * t].lower_bound(lo) <= hi) return qry(2 * t, tl, m, l, r, lo, hi);
      return qry(2 * t + 1, m + 1, tr, l, r, lo, hi);
    }
    int m = (tl + tr) / 2;
    pii f = qry(2 * t, tl, m, l, r, lo, hi);
    if (f.first >= 0) return f;
    return qry(2 * t + 1, m + 1, tr, l, r, lo, hi);
  }

  pii qry(int x1, int y1, int x2, int y2) {
    return qry(1, 0, n - 1, max(x1, 0), min(x2, n - 1), max(y1, 0), min(y2, m - 1));
  }
};

struct Segtree {

  int n;
  vector<bool> on;

  Segtree() {}

  Segtree(int n) : n(n), on(4 * n, 1) {}

  void upd(int t, int tl, int tr, int p) {
    if (tl == tr) on[t] = false;
    else {
      int m = (tl + tr) / 2;
      if (p <= m) upd(2 * t, tl, m, p);
      else upd(2 * t + 1, m + 1, tr, p);
      on[t] = on[2 * t] | on[2 * t + 1];
    }
  }

  int qry(int t, int tl, int tr, int l, int r) {
    l = max(l, tl), r = min(r, tr);
    if (l > r) return -1;
    if (tl == l && tr == r && !on[t]) return -1;
    if (tl == tr) {
      assert(on[t]);
      return tl;
    }
    int m = (tl + tr) / 2;
    int f = qry(2 * t, tl, m, l, r);
    if (f >= 0) return f;
    return qry(2 * t + 1, m + 1, tr, l, r);
  }
};

struct Groups {

  int r, c;
  vector<Segtree> rs, cs;

  Groups() {}

  Groups(int r, int c) : r(r), c(c) {
    for (int i = 0; i < r; ++i) {
      Segtree tmp(c);
      rs.push_back(tmp);
    }
    for (int i = 0; i < c; ++i) {
      Segtree tmp(r);
      cs.push_back(tmp);
    }
  }

  void upd(int x, int y) {
    // cout << x << ' ' << y << endl;
    rs[x].upd(1, 0, c - 1, y);
    cs[y].upd(1, 0, r - 1, x);
    // cout << "done" << endl;
  }

  int qrow(int row, int l, int rr) {
    if (row < 0 || row >= r) return -1;
    return rs[row].qry(1, 0, c - 1, max(l, 0), min(rr, c - 1));
  }

  int qcol(int col, int l, int rr) {
    if (col < 0 || col >= c) return -1;
    return cs[col].qry(1, 0, r - 1, max(l, 0), min(rr, r - 1));
  }
};

int main() {
  init();
  ios_base::sync_with_stdio(false); cin.tie(NULL);
  int r, c, n; cin >> r >> c >> n;
  int sx, sy; cin >> sx >> sy; --sx, --sy;
  int gx, gy; cin >> gx >> gy; --gx, --gy;
  vector<string> arr(r);
  for (int i = 0; i < r; ++i) cin >> arr[i];
  // . = empty
  // # = wall
  Sustree sus(r, c); sus.build();
  Groups groups(r, c);
  vector<vector<int>> dists(r, vector<int>(c, INT_MAX));
  dists[sx][sy] = 0;
  // cout << dists[gx][gy] << '\n';
  groups.upd(sx, sy);
  sus.upd(sx, sy);
  // cout << groups.qrow(sx, sy, sy) << endl;
  vector<pii> q; q.push_back({sx, sy});
  queue<pii> rq; for (pii _p : q) rq.push(_p);
  while (rq.size()) {
    pii front = rq.front(); rq.pop();
    int xx = front.first, yy = front.second;
    for (int d = 0; d < 4; ++d) {
      int nx = xx + dx[d], ny = yy + dy[d];
      if (nx < 0 || ny < 0 || nx >= r || ny >= c) continue;
      if (dists[nx][ny] < INT_MAX || arr[nx][ny] == '#') continue;
      rq.push({nx, ny});
      q.push_back({nx, ny});
      dists[nx][ny] = dists[xx][yy];
      groups.upd(nx, ny);
      sus.upd(nx, ny);
    }
  }
  while (q.size()) {
    // for (int i = 0; i < r; ++i) {
      // for (int j = 0; j < c; ++j) cout << dists[i][j] << ' ';
      // cout << endl;
    // }
    // break;
    // cout << "here" << endl;
    // break;
    vector<pii> nq;
    for (pii p : q) {
      int x = p.first, y = p.second;
      // cout << x << ' ' << y << '\n';
      if (x > 0 && dists[x - 1][y] <= dists[x][y]) {
          // cout << "t1" << endl;
        // query down:
        int cur;
        while ((cur = groups.qrow(x + n, y - n + 1, y + n - 1)) != -1) {
          nq.push_back({x + n, cur});
          dists[x + n][cur] = dists[x][y] + 1;
          groups.upd(x + n, cur);
          sus.upd(x + n, cur);
        }
        if (x + n - 1 < r && y - n >= 0 && dists[x + n - 1][y - n] == INT_MAX) {
          nq.push_back({x + n - 1, y - n});
          dists[x + n - 1][y - n] = dists[x][y] + 1;
          groups.upd(x + n - 1, y - n);
          sus.upd(x + n - 1, y - n);
        }
        if (x + n - 1 < r && y + n < c && dists[x + n - 1][y + n] == INT_MAX) {
          nq.push_back({x + n - 1, y + n});
          dists[x + n - 1][y + n] = dists[x][y] + 1;
          groups.upd(x + n - 1, y + n);
          sus.upd(x + n - 1, y + n);
        }
      } else if (y < r - 1 && dists[x][y + 1] <= dists[x][y]) {
          // cout << "t4" << endl;
        // query left:
        int cur;
        while ((cur = groups.qcol(y - n, x - n + 1, x + n - 1)) != -1) {
          nq.push_back({cur, y - n});
          dists[cur][y - n] = dists[x][y] + 1;
          groups.upd(cur, y - n);
          sus.upd(cur, y - n);
        }
        if (y - n + 1 >= 0 && x - n >= 0 && dists[x - n][y - n + 1] == INT_MAX) {
          nq.push_back({x - n, y - n + 1});
          dists[x - n][y - n + 1] = dists[x][y] + 1;
          groups.upd(x - n, y - n + 1);
          sus.upd(x - n, y - n + 1);
        }
        if (y - n + 1 >= 0 && x + n < r && dists[x + n][y - n + 1] == INT_MAX) {
          nq.push_back({x + n, y - n + 1});
          dists[x + n][y - n + 1] = dists[x][y] + 1;
          groups.upd(x + n, y - n + 1);
          sus.upd(x + n, y - n + 1);
        }
      } else {
        // query all:
        for (int i = -n; i <= n; i += 2 * n) {
          int cx = x + i, cyl = y - n + 1, cyr = y + n - 1, cur;
          while ((cur = groups.qrow(cx, cyl, cyr)) != -1) {
            nq.push_back({cx, cur});
            dists[cx][cur] = dists[x][y] + 1;
            groups.upd(cx, cur);
            sus.upd(cx, cur);
          }
        }
        pii cur;
        while ((cur = sus.qry(x - n + 1, y - n, x + n - 1, y + n)).first != -1) {
          int nx = cur.first, ny = cur.second;
          nq.push_back({nx, ny});
          dists[nx][ny] = dists[x][y] + 1;
          groups.upd(nx, ny);
          sus.upd(nx, ny);
        }
      }
    }
    queue<pii> rq; for (pii _p : nq) rq.push(_p);
    while (rq.size()) {
      pii front = rq.front(); rq.pop();
      int xx = front.first, yy = front.second;
      for (int d = 0; d < 4; ++d) {
        int nx = xx + dx[d], ny = yy + dy[d];
        if (nx < 0 || ny < 0 || nx >= r || ny >= c) continue;
        if (dists[nx][ny] < INT_MAX || arr[nx][ny] == '#') continue;
        rq.push({nx, ny});
        nq.push_back({nx, ny});
        dists[nx][ny] = dists[xx][yy];
        groups.upd(nx, ny);
        sus.upd(nx, ny);
      }
    }
    q = nq;
  }
  cout << dists[gx][gy] << '\n';
  return 0;
}

Compilation message

Main.cpp:12:5: warning: built-in function 'csqrt' declared as non-function [-Wbuiltin-declaration-mismatch]
   12 | int csqrt[UNTIL], fsqrt[UNTIL];
      |     ^~~~~

Subtask #1
0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1108 KB Output is correct
2 Correct 1 ms 1108 KB Output is correct
3 Correct 1 ms 1236 KB Output is correct
4 Correct 2 ms 1236 KB Output is correct
5 Correct 1 ms 1236 KB Output is correct
6 Correct 2 ms 1236 KB Output is correct
7 Correct 2 ms 1236 KB Output is correct
8 Correct 2 ms 1236 KB Output is correct
9 Correct 1 ms 1120 KB Output is correct
10 Correct 1 ms 1108 KB Output is correct
11 Correct 1 ms 1108 KB Output is correct
12 Correct 1 ms 1108 KB Output is correct
13 Correct 1 ms 1108 KB Output is correct
14 Correct 1 ms 1108 KB Output is correct
15 Correct 1 ms 1108 KB Output is correct
16 Correct 2 ms 1236 KB Output is correct
17 Correct 1 ms 1236 KB Output is correct
18 Correct 1 ms 1236 KB Output is correct
19 Correct 70 ms 7220 KB Output is correct
20 Correct 26 ms 8532 KB Output is correct
21 Correct 60 ms 7856 KB Output is correct
22 Correct 71 ms 7248 KB Output is correct
23 Correct 61 ms 7228 KB Output is correct
24 Correct 29 ms 9824 KB Output is correct
25 Correct 34 ms 9884 KB Output is correct
26 Correct 81 ms 7516 KB Output is correct
27 Correct 75 ms 7340 KB Output is correct
28 Correct 56 ms 7224 KB Output is correct
29 Correct 191 ms 16280 KB Output is correct
30 Correct 45 ms 9848 KB Output is correct
31 Correct 187 ms 18508 KB Output is correct
32 Correct 214 ms 16296 KB Output is correct
33 Correct 197 ms 16208 KB Output is correct
34 Correct 81 ms 27588 KB Output is correct
35 Correct 96 ms 27736 KB Output is correct
36 Correct 211 ms 16776 KB Output is correct
37 Correct 216 ms 16456 KB Output is correct
38 Correct 170 ms 16280 KB Output is correct
39 Execution timed out 2090 ms 151432 KB Time limit exceeded
40 Halted 0 ms 0 KB -

Subtask #2
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1108 KB Output is correct
2 Correct 1 ms 1108 KB Output is correct
3 Correct 1 ms 1108 KB Output is correct
4 Correct 1 ms 1108 KB Output is correct
5 Correct 1 ms 1236 KB Output is correct
6 Correct 1 ms 1108 KB Output is correct
7 Correct 1 ms 1108 KB Output is correct
8 Correct 1 ms 1108 KB Output is correct
9 Correct 1 ms 1236 KB Output is correct
10 Correct 2 ms 1236 KB Output is correct
11 Correct 1 ms 1236 KB Output is correct
12 Correct 1 ms 1236 KB Output is correct
13 Correct 1 ms 1236 KB Output is correct
14 Correct 1 ms 1236 KB Output is correct
15 Correct 1 ms 1236 KB Output is correct
16 Correct 1 ms 1236 KB Output is correct
17 Correct 1 ms 1236 KB Output is correct
18 Correct 1 ms 1108 KB Output is correct
19 Correct 1 ms 1236 KB Output is correct
20 Correct 1 ms 1108 KB Output is correct
21 Correct 1 ms 1108 KB Output is correct
22 Correct 1 ms 1108 KB Output is correct
23 Correct 1 ms 1108 KB Output is correct
24 Correct 1 ms 1108 KB Output is correct
25 Correct 1 ms 1108 KB Output is correct
26 Correct 1 ms 1108 KB Output is correct
27 Correct 1 ms 1108 KB Output is correct
28 Correct 1 ms 1108 KB Output is correct
29 Correct 1 ms 1212 KB Output is correct
30 Correct 2 ms 1236 KB Output is correct
31 Correct 1 ms 1236 KB Output is correct
32 Correct 1 ms 1236 KB Output is correct

Subtask #3
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1108 KB Output is correct
2 Correct 1 ms 1108 KB Output is correct
3 Correct 1 ms 1108 KB Output is correct
4 Correct 1 ms 1108 KB Output is correct
5 Correct 1 ms 1108 KB Output is correct
6 Correct 1 ms 1108 KB Output is correct
7 Correct 1 ms 1236 KB Output is correct
8 Correct 2 ms 1236 KB Output is correct
9 Correct 1 ms 1236 KB Output is correct
10 Correct 1 ms 1236 KB Output is correct
11 Correct 1 ms 1236 KB Output is correct
12 Correct 1 ms 1236 KB Output is correct
13 Correct 1 ms 1108 KB Output is correct
14 Correct 1 ms 1236 KB Output is correct
15 Correct 1 ms 1108 KB Output is correct
16 Correct 1 ms 1108 KB Output is correct
17 Correct 1 ms 1108 KB Output is correct
18 Correct 1 ms 1108 KB Output is correct
19 Correct 1 ms 1108 KB Output is correct
20 Correct 1 ms 1108 KB Output is correct
21 Correct 1 ms 1108 KB Output is correct
22 Correct 2 ms 1236 KB Output is correct
23 Correct 1 ms 1236 KB Output is correct
24 Correct 2 ms 1364 KB Output is correct
25 Correct 33 ms 4984 KB Output is correct
26 Correct 58 ms 7112 KB Output is correct
27 Correct 62 ms 7960 KB Output is correct
28 Correct 67 ms 7808 KB Output is correct
29 Correct 57 ms 8244 KB Output is correct
30 Correct 48 ms 8208 KB Output is correct
31 Correct 41 ms 7328 KB Output is correct
32 Correct 73 ms 7432 KB Output is correct
33 Correct 74 ms 7352 KB Output is correct
34 Correct 160 ms 14540 KB Output is correct
35 Correct 178 ms 18368 KB Output is correct
36 Correct 189 ms 18424 KB Output is correct
37 Correct 136 ms 18656 KB Output is correct
38 Correct 135 ms 18700 KB Output is correct
39 Correct 671 ms 49216 KB Output is correct
40 Execution timed out 2083 ms 142200 KB Time limit exceeded
41 Halted 0 ms 0 KB -

Subtask #4
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1108 KB Output is correct
2 Correct 1 ms 1108 KB Output is correct
3 Correct 1 ms 1108 KB Output is correct
4 Correct 1 ms 1108 KB Output is correct
5 Correct 1 ms 1236 KB Output is correct
6 Correct 1 ms 1108 KB Output is correct
7 Correct 1 ms 1108 KB Output is correct
8 Correct 1 ms 1108 KB Output is correct
9 Correct 1 ms 1236 KB Output is correct
10 Correct 2 ms 1236 KB Output is correct
11 Correct 1 ms 1236 KB Output is correct
12 Correct 1 ms 1236 KB Output is correct
13 Correct 1 ms 1236 KB Output is correct
14 Correct 1 ms 1236 KB Output is correct
15 Correct 1 ms 1236 KB Output is correct
16 Correct 1 ms 1236 KB Output is correct
17 Correct 1 ms 1236 KB Output is correct
18 Correct 1 ms 1108 KB Output is correct
19 Correct 1 ms 1236 KB Output is correct
20 Correct 1 ms 1108 KB Output is correct
21 Correct 1 ms 1108 KB Output is correct
22 Correct 1 ms 1108 KB Output is correct
23 Correct 1 ms 1108 KB Output is correct
24 Correct 1 ms 1108 KB Output is correct
25 Correct 1 ms 1108 KB Output is correct
26 Correct 1 ms 1108 KB Output is correct
27 Correct 1 ms 1108 KB Output is correct
28 Correct 1 ms 1108 KB Output is correct
29 Correct 1 ms 1212 KB Output is correct
30 Correct 2 ms 1236 KB Output is correct
31 Correct 1 ms 1236 KB Output is correct
32 Correct 1 ms 1236 KB Output is correct
33 Correct 73 ms 7124 KB Output is correct
34 Correct 2 ms 1364 KB Output is correct
35 Correct 3 ms 1748 KB Output is correct
36 Correct 34 ms 4988 KB Output is correct
37 Correct 26 ms 8532 KB Output is correct
38 Correct 59 ms 7200 KB Output is correct
39 Correct 64 ms 7828 KB Output is correct
40 Correct 67 ms 7264 KB Output is correct
41 Correct 71 ms 7232 KB Output is correct
42 Correct 59 ms 7856 KB Output is correct
43 Correct 65 ms 8276 KB Output is correct
44 Correct 49 ms 8252 KB Output is correct
45 Correct 28 ms 9908 KB Output is correct
46 Correct 33 ms 9832 KB Output is correct
47 Correct 40 ms 9660 KB Output is correct
48 Correct 44 ms 7600 KB Output is correct
49 Correct 43 ms 7380 KB Output is correct
50 Correct 41 ms 7236 KB Output is correct
51 Correct 48 ms 7264 KB Output is correct
52 Correct 72 ms 7528 KB Output is correct
53 Correct 75 ms 7336 KB Output is correct
54 Correct 54 ms 7220 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1108 KB Output is correct
2 Correct 1 ms 1108 KB Output is correct
3 Correct 1 ms 1108 KB Output is correct
4 Correct 1 ms 1108 KB Output is correct
5 Correct 1 ms 1236 KB Output is correct
6 Correct 1 ms 1108 KB Output is correct
7 Correct 1 ms 1108 KB Output is correct
8 Correct 1 ms 1108 KB Output is correct
9 Correct 1 ms 1236 KB Output is correct
10 Correct 2 ms 1236 KB Output is correct
11 Correct 1 ms 1236 KB Output is correct
12 Correct 1 ms 1236 KB Output is correct
13 Correct 1 ms 1236 KB Output is correct
14 Correct 1 ms 1236 KB Output is correct
15 Correct 1 ms 1236 KB Output is correct
16 Correct 1 ms 1236 KB Output is correct
17 Correct 1 ms 1236 KB Output is correct
18 Correct 1 ms 1108 KB Output is correct
19 Correct 1 ms 1236 KB Output is correct
20 Correct 1 ms 1108 KB Output is correct
21 Correct 1 ms 1108 KB Output is correct
22 Correct 1 ms 1108 KB Output is correct
23 Correct 1 ms 1108 KB Output is correct
24 Correct 1 ms 1108 KB Output is correct
25 Correct 1 ms 1108 KB Output is correct
26 Correct 1 ms 1108 KB Output is correct
27 Correct 1 ms 1108 KB Output is correct
28 Correct 1 ms 1108 KB Output is correct
29 Correct 1 ms 1212 KB Output is correct
30 Correct 2 ms 1236 KB Output is correct
31 Correct 1 ms 1236 KB Output is correct
32 Correct 1 ms 1236 KB Output is correct
33 Correct 73 ms 7124 KB Output is correct
34 Correct 2 ms 1364 KB Output is correct
35 Correct 3 ms 1748 KB Output is correct
36 Correct 34 ms 4988 KB Output is correct
37 Correct 26 ms 8532 KB Output is correct
38 Correct 59 ms 7200 KB Output is correct
39 Correct 64 ms 7828 KB Output is correct
40 Correct 67 ms 7264 KB Output is correct
41 Correct 71 ms 7232 KB Output is correct
42 Correct 59 ms 7856 KB Output is correct
43 Correct 65 ms 8276 KB Output is correct
44 Correct 49 ms 8252 KB Output is correct
45 Correct 28 ms 9908 KB Output is correct
46 Correct 33 ms 9832 KB Output is correct
47 Correct 40 ms 9660 KB Output is correct
48 Correct 44 ms 7600 KB Output is correct
49 Correct 43 ms 7380 KB Output is correct
50 Correct 41 ms 7236 KB Output is correct
51 Correct 48 ms 7264 KB Output is correct
52 Correct 72 ms 7528 KB Output is correct
53 Correct 75 ms 7336 KB Output is correct
54 Correct 54 ms 7220 KB Output is correct
55 Correct 191 ms 16192 KB Output is correct
56 Correct 45 ms 9812 KB Output is correct
57 Correct 157 ms 14332 KB Output is correct
58 Correct 116 ms 16100 KB Output is correct
59 Correct 177 ms 18576 KB Output is correct
60 Correct 203 ms 16384 KB Output is correct
61 Correct 238 ms 16212 KB Output is correct
62 Correct 173 ms 18416 KB Output is correct
63 Correct 134 ms 18668 KB Output is correct
64 Correct 133 ms 18724 KB Output is correct
65 Correct 81 ms 27572 KB Output is correct
66 Correct 91 ms 27656 KB Output is correct
67 Correct 109 ms 22532 KB Output is correct
68 Correct 113 ms 16980 KB Output is correct
69 Correct 113 ms 16588 KB Output is correct
70 Correct 116 ms 16416 KB Output is correct
71 Correct 118 ms 16700 KB Output is correct
72 Correct 215 ms 16764 KB Output is correct
73 Correct 218 ms 16412 KB Output is correct
74 Correct 172 ms 16276 KB Output is correct

Subtask #6
0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1108 KB Output is correct
2 Correct 1 ms 1108 KB Output is correct
3 Correct 1 ms 1236 KB Output is correct
4 Correct 2 ms 1236 KB Output is correct
5 Correct 1 ms 1236 KB Output is correct
6 Correct 2 ms 1236 KB Output is correct
7 Correct 2 ms 1236 KB Output is correct
8 Correct 2 ms 1236 KB Output is correct
9 Correct 1 ms 1120 KB Output is correct
10 Correct 1 ms 1108 KB Output is correct
11 Correct 1 ms 1108 KB Output is correct
12 Correct 1 ms 1108 KB Output is correct
13 Correct 1 ms 1108 KB Output is correct
14 Correct 1 ms 1108 KB Output is correct
15 Correct 1 ms 1108 KB Output is correct
16 Correct 2 ms 1236 KB Output is correct
17 Correct 1 ms 1236 KB Output is correct
18 Correct 1 ms 1236 KB Output is correct
19 Correct 70 ms 7220 KB Output is correct
20 Correct 26 ms 8532 KB Output is correct
21 Correct 60 ms 7856 KB Output is correct
22 Correct 71 ms 7248 KB Output is correct
23 Correct 61 ms 7228 KB Output is correct
24 Correct 29 ms 9824 KB Output is correct
25 Correct 34 ms 9884 KB Output is correct
26 Correct 81 ms 7516 KB Output is correct
27 Correct 75 ms 7340 KB Output is correct
28 Correct 56 ms 7224 KB Output is correct
29 Correct 191 ms 16280 KB Output is correct
30 Correct 45 ms 9848 KB Output is correct
31 Correct 187 ms 18508 KB Output is correct
32 Correct 214 ms 16296 KB Output is correct
33 Correct 197 ms 16208 KB Output is correct
34 Correct 81 ms 27588 KB Output is correct
35 Correct 96 ms 27736 KB Output is correct
36 Correct 211 ms 16776 KB Output is correct
37 Correct 216 ms 16456 KB Output is correct
38 Correct 170 ms 16280 KB Output is correct
39 Execution timed out 2090 ms 151432 KB Time limit exceeded
40 Halted 0 ms 0 KB -

Subtask #7
0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1108 KB Output is correct
2 Correct 1 ms 1108 KB Output is correct
3 Correct 1 ms 1236 KB Output is correct
4 Correct 2 ms 1236 KB Output is correct
5 Correct 1 ms 1236 KB Output is correct
6 Correct 2 ms 1236 KB Output is correct
7 Correct 2 ms 1236 KB Output is correct
8 Correct 2 ms 1236 KB Output is correct
9 Correct 1 ms 1120 KB Output is correct
10 Correct 1 ms 1108 KB Output is correct
11 Correct 1 ms 1108 KB Output is correct
12 Correct 1 ms 1108 KB Output is correct
13 Correct 1 ms 1108 KB Output is correct
14 Correct 1 ms 1108 KB Output is correct
15 Correct 1 ms 1108 KB Output is correct
16 Correct 2 ms 1236 KB Output is correct
17 Correct 1 ms 1236 KB Output is correct
18 Correct 1 ms 1236 KB Output is correct
19 Correct 70 ms 7220 KB Output is correct
20 Correct 26 ms 8532 KB Output is correct
21 Correct 60 ms 7856 KB Output is correct
22 Correct 71 ms 7248 KB Output is correct
23 Correct 61 ms 7228 KB Output is correct
24 Correct 29 ms 9824 KB Output is correct
25 Correct 34 ms 9884 KB Output is correct
26 Correct 81 ms 7516 KB Output is correct
27 Correct 75 ms 7340 KB Output is correct
28 Correct 56 ms 7224 KB Output is correct
29 Correct 191 ms 16280 KB Output is correct
30 Correct 45 ms 9848 KB Output is correct
31 Correct 187 ms 18508 KB Output is correct
32 Correct 214 ms 16296 KB Output is correct
33 Correct 197 ms 16208 KB Output is correct
34 Correct 81 ms 27588 KB Output is correct
35 Correct 96 ms 27736 KB Output is correct
36 Correct 211 ms 16776 KB Output is correct
37 Correct 216 ms 16456 KB Output is correct
38 Correct 170 ms 16280 KB Output is correct
39 Execution timed out 2090 ms 151432 KB Time limit exceeded
40 Halted 0 ms 0 KB -

Subtask #8
0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1108 KB Output is correct
2 Correct 1 ms 1108 KB Output is correct
3 Correct 1 ms 1236 KB Output is correct
4 Correct 2 ms 1236 KB Output is correct
5 Correct 1 ms 1236 KB Output is correct
6 Correct 2 ms 1236 KB Output is correct
7 Correct 2 ms 1236 KB Output is correct
8 Correct 2 ms 1236 KB Output is correct
9 Correct 1 ms 1120 KB Output is correct
10 Correct 1 ms 1108 KB Output is correct
11 Correct 1 ms 1108 KB Output is correct
12 Correct 1 ms 1108 KB Output is correct
13 Correct 1 ms 1108 KB Output is correct
14 Correct 1 ms 1108 KB Output is correct
15 Correct 1 ms 1108 KB Output is correct
16 Correct 2 ms 1236 KB Output is correct
17 Correct 1 ms 1236 KB Output is correct
18 Correct 1 ms 1236 KB Output is correct
19 Correct 70 ms 7220 KB Output is correct
20 Correct 26 ms 8532 KB Output is correct
21 Correct 60 ms 7856 KB Output is correct
22 Correct 71 ms 7248 KB Output is correct
23 Correct 61 ms 7228 KB Output is correct
24 Correct 29 ms 9824 KB Output is correct
25 Correct 34 ms 9884 KB Output is correct
26 Correct 81 ms 7516 KB Output is correct
27 Correct 75 ms 7340 KB Output is correct
28 Correct 56 ms 7224 KB Output is correct
29 Correct 191 ms 16280 KB Output is correct
30 Correct 45 ms 9848 KB Output is correct
31 Correct 187 ms 18508 KB Output is correct
32 Correct 214 ms 16296 KB Output is correct
33 Correct 197 ms 16208 KB Output is correct
34 Correct 81 ms 27588 KB Output is correct
35 Correct 96 ms 27736 KB Output is correct
36 Correct 211 ms 16776 KB Output is correct
37 Correct 216 ms 16456 KB Output is correct
38 Correct 170 ms 16280 KB Output is correct
39 Execution timed out 2090 ms 151432 KB Time limit exceeded
40 Halted 0 ms 0 KB -