oj.uz

Submission #526131

# Submission time Handle Problem Language Result Execution time Memory
526131 2022-02-13T19:49:01 Z mjhmjh1104 Mountains and Valleys (CCO20_day1problem3) C++17
21 / 25
 7000 ms 539364 KB 
#pragma GCC optimize("O3")
#pragma GCC optimize("Ofast")
#pragma GCC optimize("unroll-loops")

#include <set>
#include <tuple>
#include <cstdio>
#include <vector>
#include <utility>
#include <iterator>
#include <algorithm>
using namespace std;

struct Item {
    int posde;
    int negde;
    int ans;
    Item (): posde((int)-1e9), negde((int)-1e9), ans((int)-1e9) {}
    Item (int posde, int negde, int ans): posde(posde), negde(negde), ans(ans) {}
} sp_split[19][500006];

int n, m;
vector<int> tree[500006], child[500006];
vector<tuple<int, int, int>> adj;
int depth[500006], sp[19][500006], sp_dist[19][500006];
multiset<int> lt_depth[500006], lt_dist[500006];
int max_depth[500006], rev_max_depth[500006], dist[500006], rev_dist[500006];
int prev_dist[500006], prev_depth[500006][2];

int query_sp_half(int Ap, int x) {
    int ret = prev_depth[x][0] - depth[x];
    if (Ap == -1) return ret;
    for (int t = 18; t >= 0; t--) if (sp[t][x] != -1 && depth[sp[t][x]] >= depth[Ap]) {
        ret = max(ret, sp_split[t][x].negde);
        x = sp[t][x];
    }
    return max(ret, sp_split[0][x].negde);
}

int query_sp_res(int Ap, int x) {
    Item ret = { prev_depth[x][0] + depth[x], prev_depth[x][0] - depth[x], (int)-1e9 };
    for (int t = 18; t >= 0; t--) if (sp[t][x] != -1 && depth[sp[t][x]] >= depth[Ap]) {
        ret.ans = max({ sp_split[t][x].ans, ret.ans, sp_split[t][x].posde + ret.negde });
        ret.posde = max(sp_split[t][x].posde, ret.posde);
        ret.negde = max(sp_split[t][x].negde, ret.negde);
        x = sp[t][x];
    }
    return max({ sp_split[0][x].ans, ret.ans, sp_split[0][x].posde + ret.negde });
}

int dfs_dist(int x) {
    vector<int> v;
    max_depth[x] = 0;
    dist[x] = 0;
    for (auto &i: child[x]) {
        v.push_back(dfs_dist(i) + 1);
        max_depth[x] = max(max_depth[x], v.back());
        dist[x] = max(dist[x], dist[i]);
    }
    int v0 = max_element(v.begin(), v.end()) - v.begin();
    int X = v[v0];
    if (!v.empty()) v[v0] = 0;
    int v1 = max_element(v.begin(), v.end()) - v.begin();
    v[v0] = X;
    if (!v.empty()) dist[x] = max(dist[x], v[v0]);
    if ((int)v.size() > 1) dist[x] = max(dist[x], v[v0] + v[v1]);
    return max_depth[x];
}

void dfs_rev_dist(int x) {
    multiset<int> v, u, w;
    v.insert(rev_max_depth[x]);
    u.insert(rev_dist[x]);
    for (auto &i: child[x]) {
        v.insert(max_depth[i] + 1);
        u.insert(dist[i]);
    }
    for (auto &i: child[x]) {
        v.erase(v.find(max_depth[i] + 1));
        u.erase(u.find(dist[i]));
        if (!u.empty()) rev_dist[i] = *u.rbegin();
        if (!v.empty()) rev_dist[i] = max(rev_dist[i], rev_max_depth[i] = *v.rbegin() + 1);
        if ((int)v.size() > 1) rev_dist[i] = max(rev_dist[i], *v.rbegin() + *prev(prev(v.end())));
        v.insert(max_depth[i] + 1);
        u.insert(dist[i]);
    }
    for (auto &i: child[x]) dfs_rev_dist(i);
}


void dfs_f_dist(int x) {
    for (auto &i: child[x]) {
        lt_dist[x].erase(lt_dist[x].find(dist[i]));
        sp_dist[0][i] = (lt_dist[x].empty() ? 0 : *lt_dist[x].rbegin());
        lt_dist[x].insert(dist[i]);
    }
    for (auto &i: child[x]) dfs_f_dist(i);
}

void dfs_edge(int x) {
    for (auto &i: child[x]) {
        lt_depth[x].erase(lt_depth[x].find(max_depth[i] + 1));
        if ((int)lt_depth[x].size() > 1) sp_dist[0][i] = max(sp_dist[0][i], *lt_depth[x].rbegin() + *prev(prev(lt_depth[x].end())));
        else if (!lt_depth[x].empty()) sp_dist[0][i] = max(sp_dist[0][i], *lt_depth[x].rbegin());
        int V = (lt_depth[x].empty() ? 0 : *lt_depth[x].rbegin());
        sp_split[0][i].posde = V + depth[x];
        sp_split[0][i].negde = V - depth[x];
        lt_depth[x].insert(max_depth[i] + 1);
    }
    for (auto &i: child[x]) dfs_edge(i);
}

void dfs_child(int x, int prev = -1) {
    sp[0][x] = prev;
    for (auto &i: tree[x]) if (i != prev) {
        depth[i] = depth[x] + 1;
        child[x].push_back(i);
        dfs_child(i, x);
    }
}

int lca(int u, int v) {
    if (depth[u] < depth[v]) swap(u, v);
    int diff = depth[u] - depth[v];
    for (int t = 18; t >= 0; t--) if (diff >= 1 << t) {
        diff -= 1 << t;
        u = sp[t][u];
    }
    if (u == v) return u;
    for (int t = 18; t >= 0; t--) if (sp[t][u] != -1 && sp[t][v] != -1 && sp[t][u] != sp[t][v]) {
        u = sp[t][u];
        v = sp[t][v];
    }
    return sp[0][u];
}

int pr(int x, int y) {
    for (int t = 18; t >= 0; t--) if (y >= 1 << t) {
        y -= 1 << t;
        x = sp[t][x];
    }
    return x;
}

int query_sp_dist(int u, int v, int l, int A, int B) {
    int ret = 0;
    if (u != l) {
        ret = max(prev_depth[u][1], prev_dist[u]);
        u = sp[0][u];
    }
    if (v != l) {
        ret = max(prev_depth[v][1], prev_dist[v]);
        v = sp[0][v];
    }
    for (int t = 18; t >= 0; t--) if (sp[t][u] != -1 && depth[sp[t][u]] > depth[l]) {
        ret = max(ret, sp_dist[t][u]);
        u = sp[t][u];
    }
    for (int t = 18; t >= 0; t--) if (sp[t][v] != -1 && depth[sp[t][v]] > depth[l]) {
        ret = max(ret, sp_dist[t][v]);
        v = sp[t][v];
    }
    if (A != -1) lt_dist[l].erase(lt_dist[l].find(dist[A]));
    if (B != -1) lt_dist[l].erase(lt_dist[l].find(dist[B]));
    ret = max(ret, lt_dist[l].empty() ? 0 : *lt_dist[l].rbegin());
    if (A != -1) lt_dist[l].insert(dist[A]);
    if (B != -1) lt_dist[l].insert(dist[B]);
    if (A != -1) lt_depth[l].erase(lt_depth[l].find(max_depth[A] + 1));
    if (B != -1) lt_depth[l].erase(lt_depth[l].find(max_depth[B] + 1));
    if (!lt_depth[l].empty()) ret = max(ret, *lt_depth[l].rbegin() + rev_max_depth[l]);
    else ret = max(ret, rev_max_depth[l]);
    if ((int)lt_depth[l].size() > 1) ret = max(ret, *lt_depth[l].rbegin() + *prev(prev(lt_depth[l].end())));
    if (A != -1) lt_depth[l].insert(max_depth[A] + 1);
    if (B != -1) lt_depth[l].insert(max_depth[B] + 1);
    return ret;
}

int main() {
    scanf("%d%d", &n, &m);
    while (m--) {
        int x, y, w;
        scanf("%d%d%d", &x, &y, &w);
        if (w == 1) {
            tree[x].push_back(y);
            tree[y].push_back(x);
        } else adj.push_back({ x, y, w });
    }
    dfs_child(0);
    dfs_dist(0);
    dfs_rev_dist(0);
    for (int i = 0; i < n; i++) for (auto &j: child[i]) {
        lt_depth[i].insert(max_depth[j] + 1);
        lt_dist[i].insert(dist[j]);
    }
    for (int i = 0; i < n; i++) {
        prev_dist[i] = (lt_dist[i].empty() ? (int)-1e9 : *lt_dist[i].rbegin());
        prev_depth[i][0] = (lt_depth[i].empty() ? (int)-1e9 : *lt_depth[i].rbegin());
        prev_depth[i][1] = ((int)lt_depth[i].size() < 2 ? (int)-1e9 : *lt_depth[i].rbegin() + *prev(prev(lt_depth[i].end())));
    }
    dfs_f_dist(0);
    dfs_edge(0);
    for (int t = 1; t < 19; t++) for (int i = 0; i < n; i++) {
        if (sp[t - 1][i] == -1) {
            sp[t][i] = -1;
            sp_dist[t][i] = sp_dist[t - 1][i];
            sp_split[t][i] = sp_split[t - 1][i];
        } else {
            sp[t][i] = sp[t - 1][sp[t - 1][i]];
            sp_dist[t][i] = max(sp_dist[t - 1][i], sp_dist[t - 1][sp[t - 1][i]]);
            sp_split[t][i].ans = max({ sp_split[t - 1][sp[t - 1][i]].ans, sp_split[t - 1][i].ans, sp_split[t - 1][sp[t - 1][i]].posde + sp_split[t - 1][i].negde });
            sp_split[t][i].posde = max(sp_split[t - 1][sp[t - 1][i]].posde, sp_split[t - 1][i].posde);
            sp_split[t][i].negde = max(sp_split[t - 1][sp[t - 1][i]].negde, sp_split[t - 1][i].negde);
        }
    }
    int zero = 2 * (n - 1) - dist[0], one = (int)1e9;
    for (auto [ i, j, w ]: adj) {
        int l = lca(i, j);
        int ds = depth[i] + depth[j] - depth[l] - depth[l];
        int curr = w + 2 * (n - 1) - ds - 1;
        int A = (i == l ? -1 : pr(i, depth[i] - depth[l] - 1));
        int B = (j == l ? -1 : pr(j, depth[j] - depth[l] - 1));
        int y = max(rev_dist[l] - 1, query_sp_dist(i, j, l, A, B) - 1);
        int Ap = (depth[i] - depth[l] - 2 >= 0 ? pr(i, depth[i] - depth[l] - 2) : -1);
        int Bp = (depth[j] - depth[l] - 2 >= 0 ? pr(j, depth[j] - depth[l] - 2) : -1);
        if (A != -1) lt_depth[l].erase(lt_depth[l].find(max_depth[A] + 1));
        if (B != -1) lt_depth[l].erase(lt_depth[l].find(max_depth[B] + 1));
        int G = 0;
        if (!lt_depth[l].empty()) G = *lt_depth[l].rbegin();
        else y = max(y, rev_max_depth[l] - 1);
        if ((int)lt_depth[l].size() > 1) y = max(y, *lt_depth[l].rbegin() + *prev(prev(lt_depth[l].end())) - 1);
        if (A != -1) lt_depth[l].insert(max_depth[A] + 1);
        if (B != -1) lt_depth[l].insert(max_depth[B] + 1);
        int Alt = (A == -1 ? (int)-1e9 : query_sp_half(Ap, i) + depth[l]);
        int Brt = (B == -1 ? (int)-1e9 : query_sp_half(Bp, j) + depth[l]);
        int Lt = max(rev_max_depth[l], G);
        y = max(y, Alt + max(Brt, Lt) + 1);
        y = max(y, max(Alt, Lt) + Brt + 1);
        if (Ap != -1) y = max(y, query_sp_res(Ap, i) + 1);
        if (Bp != -1) y = max(y, query_sp_res(Bp, j) + 1);
        curr -= y;
        one = min(one, curr);
    }
    printf("%d", min(zero, one));
}

Compilation message

Main.cpp: In function 'int main()':
Main.cpp:179:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  179 |     scanf("%d%d", &n, &m);
      |     ~~~~~^~~~~~~~~~~~~~~~
Main.cpp:182:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  182 |         scanf("%d%d%d", &x, &y, &w);
      |         ~~~~~^~~~~~~~~~~~~~~~~~~~~~

Subtask #1
1.0 / 1.0

# Verdict Execution time Memory Grader output
1 Correct 87 ms 182596 KB Output is correct
2 Correct 92 ms 182668 KB Output is correct
3 Correct 90 ms 182616 KB Output is correct
4 Correct 98 ms 182496 KB Output is correct
5 Correct 88 ms 182620 KB Output is correct
6 Correct 87 ms 182596 KB Output is correct
7 Correct 88 ms 182528 KB Output is correct
8 Correct 88 ms 182588 KB Output is correct
9 Correct 96 ms 182528 KB Output is correct
10 Correct 125 ms 182584 KB Output is correct
11 Correct 91 ms 182556 KB Output is correct
12 Correct 87 ms 182564 KB Output is correct
13 Correct 91 ms 182596 KB Output is correct
14 Correct 89 ms 182596 KB Output is correct
15 Correct 88 ms 182604 KB Output is correct

Subtask #2
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 87 ms 182596 KB Output is correct
2 Correct 92 ms 182668 KB Output is correct
3 Correct 90 ms 182616 KB Output is correct
4 Correct 98 ms 182496 KB Output is correct
5 Correct 88 ms 182620 KB Output is correct
6 Correct 87 ms 182596 KB Output is correct
7 Correct 88 ms 182528 KB Output is correct
8 Correct 88 ms 182588 KB Output is correct
9 Correct 96 ms 182528 KB Output is correct
10 Correct 125 ms 182584 KB Output is correct
11 Correct 91 ms 182556 KB Output is correct
12 Correct 87 ms 182564 KB Output is correct
13 Correct 91 ms 182596 KB Output is correct
14 Correct 89 ms 182596 KB Output is correct
15 Correct 88 ms 182604 KB Output is correct
16 Correct 95 ms 182612 KB Output is correct
17 Correct 87 ms 182556 KB Output is correct
18 Correct 87 ms 182548 KB Output is correct
19 Correct 95 ms 182520 KB Output is correct
20 Correct 87 ms 182496 KB Output is correct
21 Correct 91 ms 182596 KB Output is correct
22 Correct 90 ms 182540 KB Output is correct
23 Correct 98 ms 182588 KB Output is correct
24 Correct 94 ms 182540 KB Output is correct
25 Correct 89 ms 182568 KB Output is correct
26 Correct 91 ms 182524 KB Output is correct
27 Correct 91 ms 182572 KB Output is correct
28 Correct 89 ms 182600 KB Output is correct
29 Correct 92 ms 182596 KB Output is correct
30 Correct 92 ms 182608 KB Output is correct
31 Correct 93 ms 182608 KB Output is correct
32 Correct 91 ms 182580 KB Output is correct
33 Correct 89 ms 182596 KB Output is correct
34 Correct 91 ms 182596 KB Output is correct
35 Correct 89 ms 182604 KB Output is correct

Subtask #3
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 102 ms 185532 KB Output is correct
2 Correct 102 ms 185908 KB Output is correct
3 Correct 101 ms 185060 KB Output is correct
4 Correct 101 ms 184772 KB Output is correct
5 Correct 104 ms 184684 KB Output is correct
6 Correct 108 ms 184196 KB Output is correct
7 Correct 103 ms 185668 KB Output is correct
8 Correct 101 ms 185056 KB Output is correct
9 Correct 100 ms 185740 KB Output is correct
10 Correct 105 ms 184720 KB Output is correct
11 Correct 99 ms 185096 KB Output is correct
12 Correct 97 ms 184652 KB Output is correct
13 Correct 100 ms 184956 KB Output is correct
14 Correct 103 ms 184972 KB Output is correct

Subtask #4
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 87 ms 182596 KB Output is correct
2 Correct 92 ms 182668 KB Output is correct
3 Correct 90 ms 182616 KB Output is correct
4 Correct 98 ms 182496 KB Output is correct
5 Correct 88 ms 182620 KB Output is correct
6 Correct 87 ms 182596 KB Output is correct
7 Correct 88 ms 182528 KB Output is correct
8 Correct 88 ms 182588 KB Output is correct
9 Correct 96 ms 182528 KB Output is correct
10 Correct 125 ms 182584 KB Output is correct
11 Correct 91 ms 182556 KB Output is correct
12 Correct 87 ms 182564 KB Output is correct
13 Correct 91 ms 182596 KB Output is correct
14 Correct 89 ms 182596 KB Output is correct
15 Correct 88 ms 182604 KB Output is correct
16 Correct 95 ms 182612 KB Output is correct
17 Correct 87 ms 182556 KB Output is correct
18 Correct 87 ms 182548 KB Output is correct
19 Correct 95 ms 182520 KB Output is correct
20 Correct 87 ms 182496 KB Output is correct
21 Correct 91 ms 182596 KB Output is correct
22 Correct 90 ms 182540 KB Output is correct
23 Correct 98 ms 182588 KB Output is correct
24 Correct 94 ms 182540 KB Output is correct
25 Correct 89 ms 182568 KB Output is correct
26 Correct 91 ms 182524 KB Output is correct
27 Correct 91 ms 182572 KB Output is correct
28 Correct 89 ms 182600 KB Output is correct
29 Correct 92 ms 182596 KB Output is correct
30 Correct 92 ms 182608 KB Output is correct
31 Correct 93 ms 182608 KB Output is correct
32 Correct 91 ms 182580 KB Output is correct
33 Correct 89 ms 182596 KB Output is correct
34 Correct 91 ms 182596 KB Output is correct
35 Correct 89 ms 182604 KB Output is correct
36 Correct 98 ms 182532 KB Output is correct
37 Correct 90 ms 182540 KB Output is correct
38 Correct 88 ms 182568 KB Output is correct
39 Correct 96 ms 182676 KB Output is correct
40 Correct 97 ms 182632 KB Output is correct
41 Correct 89 ms 182588 KB Output is correct
42 Correct 87 ms 182588 KB Output is correct
43 Correct 88 ms 182540 KB Output is correct
44 Correct 99 ms 182648 KB Output is correct
45 Correct 95 ms 182532 KB Output is correct
46 Correct 90 ms 182644 KB Output is correct
47 Correct 88 ms 182516 KB Output is correct
48 Correct 90 ms 182596 KB Output is correct
49 Correct 91 ms 182596 KB Output is correct

Subtask #5
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 87 ms 182596 KB Output is correct
2 Correct 92 ms 182668 KB Output is correct
3 Correct 90 ms 182616 KB Output is correct
4 Correct 98 ms 182496 KB Output is correct
5 Correct 88 ms 182620 KB Output is correct
6 Correct 87 ms 182596 KB Output is correct
7 Correct 88 ms 182528 KB Output is correct
8 Correct 88 ms 182588 KB Output is correct
9 Correct 96 ms 182528 KB Output is correct
10 Correct 125 ms 182584 KB Output is correct
11 Correct 91 ms 182556 KB Output is correct
12 Correct 87 ms 182564 KB Output is correct
13 Correct 91 ms 182596 KB Output is correct
14 Correct 89 ms 182596 KB Output is correct
15 Correct 88 ms 182604 KB Output is correct
16 Correct 95 ms 182612 KB Output is correct
17 Correct 87 ms 182556 KB Output is correct
18 Correct 87 ms 182548 KB Output is correct
19 Correct 95 ms 182520 KB Output is correct
20 Correct 87 ms 182496 KB Output is correct
21 Correct 91 ms 182596 KB Output is correct
22 Correct 90 ms 182540 KB Output is correct
23 Correct 98 ms 182588 KB Output is correct
24 Correct 94 ms 182540 KB Output is correct
25 Correct 89 ms 182568 KB Output is correct
26 Correct 91 ms 182524 KB Output is correct
27 Correct 91 ms 182572 KB Output is correct
28 Correct 89 ms 182600 KB Output is correct
29 Correct 92 ms 182596 KB Output is correct
30 Correct 92 ms 182608 KB Output is correct
31 Correct 93 ms 182608 KB Output is correct
32 Correct 91 ms 182580 KB Output is correct
33 Correct 89 ms 182596 KB Output is correct
34 Correct 91 ms 182596 KB Output is correct
35 Correct 89 ms 182604 KB Output is correct
36 Correct 98 ms 182532 KB Output is correct
37 Correct 90 ms 182540 KB Output is correct
38 Correct 88 ms 182568 KB Output is correct
39 Correct 96 ms 182676 KB Output is correct
40 Correct 97 ms 182632 KB Output is correct
41 Correct 89 ms 182588 KB Output is correct
42 Correct 87 ms 182588 KB Output is correct
43 Correct 88 ms 182540 KB Output is correct
44 Correct 99 ms 182648 KB Output is correct
45 Correct 95 ms 182532 KB Output is correct
46 Correct 90 ms 182644 KB Output is correct
47 Correct 88 ms 182516 KB Output is correct
48 Correct 90 ms 182596 KB Output is correct
49 Correct 91 ms 182596 KB Output is correct
50 Correct 90 ms 182812 KB Output is correct
51 Correct 87 ms 182788 KB Output is correct
52 Correct 90 ms 182780 KB Output is correct
53 Correct 87 ms 182760 KB Output is correct
54 Correct 88 ms 182780 KB Output is correct
55 Correct 93 ms 182768 KB Output is correct
56 Correct 89 ms 182760 KB Output is correct
57 Correct 91 ms 182844 KB Output is correct
58 Correct 91 ms 182796 KB Output is correct
59 Correct 89 ms 182792 KB Output is correct
60 Correct 89 ms 182800 KB Output is correct
61 Correct 89 ms 182800 KB Output is correct
62 Correct 91 ms 182800 KB Output is correct
63 Correct 90 ms 182760 KB Output is correct

Subtask #6
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 87 ms 182596 KB Output is correct
2 Correct 92 ms 182668 KB Output is correct
3 Correct 90 ms 182616 KB Output is correct
4 Correct 98 ms 182496 KB Output is correct
5 Correct 88 ms 182620 KB Output is correct
6 Correct 87 ms 182596 KB Output is correct
7 Correct 88 ms 182528 KB Output is correct
8 Correct 88 ms 182588 KB Output is correct
9 Correct 96 ms 182528 KB Output is correct
10 Correct 125 ms 182584 KB Output is correct
11 Correct 91 ms 182556 KB Output is correct
12 Correct 87 ms 182564 KB Output is correct
13 Correct 91 ms 182596 KB Output is correct
14 Correct 89 ms 182596 KB Output is correct
15 Correct 88 ms 182604 KB Output is correct
16 Correct 95 ms 182612 KB Output is correct
17 Correct 87 ms 182556 KB Output is correct
18 Correct 87 ms 182548 KB Output is correct
19 Correct 95 ms 182520 KB Output is correct
20 Correct 87 ms 182496 KB Output is correct
21 Correct 91 ms 182596 KB Output is correct
22 Correct 90 ms 182540 KB Output is correct
23 Correct 98 ms 182588 KB Output is correct
24 Correct 94 ms 182540 KB Output is correct
25 Correct 89 ms 182568 KB Output is correct
26 Correct 91 ms 182524 KB Output is correct
27 Correct 91 ms 182572 KB Output is correct
28 Correct 89 ms 182600 KB Output is correct
29 Correct 92 ms 182596 KB Output is correct
30 Correct 92 ms 182608 KB Output is correct
31 Correct 93 ms 182608 KB Output is correct
32 Correct 91 ms 182580 KB Output is correct
33 Correct 89 ms 182596 KB Output is correct
34 Correct 91 ms 182596 KB Output is correct
35 Correct 89 ms 182604 KB Output is correct
36 Correct 102 ms 185532 KB Output is correct
37 Correct 102 ms 185908 KB Output is correct
38 Correct 101 ms 185060 KB Output is correct
39 Correct 101 ms 184772 KB Output is correct
40 Correct 104 ms 184684 KB Output is correct
41 Correct 108 ms 184196 KB Output is correct
42 Correct 103 ms 185668 KB Output is correct
43 Correct 101 ms 185056 KB Output is correct
44 Correct 100 ms 185740 KB Output is correct
45 Correct 105 ms 184720 KB Output is correct
46 Correct 99 ms 185096 KB Output is correct
47 Correct 97 ms 184652 KB Output is correct
48 Correct 100 ms 184956 KB Output is correct
49 Correct 103 ms 184972 KB Output is correct
50 Correct 98 ms 182532 KB Output is correct
51 Correct 90 ms 182540 KB Output is correct
52 Correct 88 ms 182568 KB Output is correct
53 Correct 96 ms 182676 KB Output is correct
54 Correct 97 ms 182632 KB Output is correct
55 Correct 89 ms 182588 KB Output is correct
56 Correct 87 ms 182588 KB Output is correct
57 Correct 88 ms 182540 KB Output is correct
58 Correct 99 ms 182648 KB Output is correct
59 Correct 95 ms 182532 KB Output is correct
60 Correct 90 ms 182644 KB Output is correct
61 Correct 88 ms 182516 KB Output is correct
62 Correct 90 ms 182596 KB Output is correct
63 Correct 91 ms 182596 KB Output is correct
64 Correct 90 ms 182812 KB Output is correct
65 Correct 87 ms 182788 KB Output is correct
66 Correct 90 ms 182780 KB Output is correct
67 Correct 87 ms 182760 KB Output is correct
68 Correct 88 ms 182780 KB Output is correct
69 Correct 93 ms 182768 KB Output is correct
70 Correct 89 ms 182760 KB Output is correct
71 Correct 91 ms 182844 KB Output is correct
72 Correct 91 ms 182796 KB Output is correct
73 Correct 89 ms 182792 KB Output is correct
74 Correct 89 ms 182800 KB Output is correct
75 Correct 89 ms 182800 KB Output is correct
76 Correct 91 ms 182800 KB Output is correct
77 Correct 90 ms 182760 KB Output is correct
78 Correct 98 ms 185056 KB Output is correct
79 Correct 107 ms 185284 KB Output is correct
80 Correct 123 ms 184884 KB Output is correct
81 Correct 102 ms 184956 KB Output is correct
82 Correct 101 ms 184724 KB Output is correct
83 Correct 101 ms 184132 KB Output is correct
84 Correct 128 ms 185148 KB Output is correct
85 Correct 106 ms 185284 KB Output is correct
86 Correct 103 ms 185540 KB Output is correct
87 Correct 104 ms 184880 KB Output is correct
88 Correct 101 ms 184916 KB Output is correct
89 Correct 107 ms 184720 KB Output is correct
90 Correct 94 ms 184644 KB Output is correct
91 Correct 95 ms 184904 KB Output is correct

Subtask #7
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 87 ms 182596 KB Output is correct
2 Correct 92 ms 182668 KB Output is correct
3 Correct 90 ms 182616 KB Output is correct
4 Correct 98 ms 182496 KB Output is correct
5 Correct 88 ms 182620 KB Output is correct
6 Correct 87 ms 182596 KB Output is correct
7 Correct 88 ms 182528 KB Output is correct
8 Correct 88 ms 182588 KB Output is correct
9 Correct 96 ms 182528 KB Output is correct
10 Correct 125 ms 182584 KB Output is correct
11 Correct 91 ms 182556 KB Output is correct
12 Correct 87 ms 182564 KB Output is correct
13 Correct 91 ms 182596 KB Output is correct
14 Correct 89 ms 182596 KB Output is correct
15 Correct 88 ms 182604 KB Output is correct
16 Correct 95 ms 182612 KB Output is correct
17 Correct 87 ms 182556 KB Output is correct
18 Correct 87 ms 182548 KB Output is correct
19 Correct 95 ms 182520 KB Output is correct
20 Correct 87 ms 182496 KB Output is correct
21 Correct 91 ms 182596 KB Output is correct
22 Correct 90 ms 182540 KB Output is correct
23 Correct 98 ms 182588 KB Output is correct
24 Correct 94 ms 182540 KB Output is correct
25 Correct 89 ms 182568 KB Output is correct
26 Correct 91 ms 182524 KB Output is correct
27 Correct 91 ms 182572 KB Output is correct
28 Correct 89 ms 182600 KB Output is correct
29 Correct 92 ms 182596 KB Output is correct
30 Correct 92 ms 182608 KB Output is correct
31 Correct 93 ms 182608 KB Output is correct
32 Correct 91 ms 182580 KB Output is correct
33 Correct 89 ms 182596 KB Output is correct
34 Correct 91 ms 182596 KB Output is correct
35 Correct 89 ms 182604 KB Output is correct
36 Correct 102 ms 185532 KB Output is correct
37 Correct 102 ms 185908 KB Output is correct
38 Correct 101 ms 185060 KB Output is correct
39 Correct 101 ms 184772 KB Output is correct
40 Correct 104 ms 184684 KB Output is correct
41 Correct 108 ms 184196 KB Output is correct
42 Correct 103 ms 185668 KB Output is correct
43 Correct 101 ms 185056 KB Output is correct
44 Correct 100 ms 185740 KB Output is correct
45 Correct 105 ms 184720 KB Output is correct
46 Correct 99 ms 185096 KB Output is correct
47 Correct 97 ms 184652 KB Output is correct
48 Correct 100 ms 184956 KB Output is correct
49 Correct 103 ms 184972 KB Output is correct
50 Correct 98 ms 182532 KB Output is correct
51 Correct 90 ms 182540 KB Output is correct
52 Correct 88 ms 182568 KB Output is correct
53 Correct 96 ms 182676 KB Output is correct
54 Correct 97 ms 182632 KB Output is correct
55 Correct 89 ms 182588 KB Output is correct
56 Correct 87 ms 182588 KB Output is correct
57 Correct 88 ms 182540 KB Output is correct
58 Correct 99 ms 182648 KB Output is correct
59 Correct 95 ms 182532 KB Output is correct
60 Correct 90 ms 182644 KB Output is correct
61 Correct 88 ms 182516 KB Output is correct
62 Correct 90 ms 182596 KB Output is correct
63 Correct 91 ms 182596 KB Output is correct
64 Correct 90 ms 182812 KB Output is correct
65 Correct 87 ms 182788 KB Output is correct
66 Correct 90 ms 182780 KB Output is correct
67 Correct 87 ms 182760 KB Output is correct
68 Correct 88 ms 182780 KB Output is correct
69 Correct 93 ms 182768 KB Output is correct
70 Correct 89 ms 182760 KB Output is correct
71 Correct 91 ms 182844 KB Output is correct
72 Correct 91 ms 182796 KB Output is correct
73 Correct 89 ms 182792 KB Output is correct
74 Correct 89 ms 182800 KB Output is correct
75 Correct 89 ms 182800 KB Output is correct
76 Correct 91 ms 182800 KB Output is correct
77 Correct 90 ms 182760 KB Output is correct
78 Correct 98 ms 185056 KB Output is correct
79 Correct 107 ms 185284 KB Output is correct
80 Correct 123 ms 184884 KB Output is correct
81 Correct 102 ms 184956 KB Output is correct
82 Correct 101 ms 184724 KB Output is correct
83 Correct 101 ms 184132 KB Output is correct
84 Correct 128 ms 185148 KB Output is correct
85 Correct 106 ms 185284 KB Output is correct
86 Correct 103 ms 185540 KB Output is correct
87 Correct 104 ms 184880 KB Output is correct
88 Correct 101 ms 184916 KB Output is correct
89 Correct 107 ms 184720 KB Output is correct
90 Correct 94 ms 184644 KB Output is correct
91 Correct 95 ms 184904 KB Output is correct
92 Correct 528 ms 218984 KB Output is correct
93 Correct 540 ms 218748 KB Output is correct
94 Correct 414 ms 216192 KB Output is correct
95 Correct 278 ms 219488 KB Output is correct
96 Correct 261 ms 219380 KB Output is correct
97 Correct 522 ms 229748 KB Output is correct
98 Correct 577 ms 232760 KB Output is correct
99 Correct 500 ms 218252 KB Output is correct
100 Correct 508 ms 219720 KB Output is correct
101 Correct 629 ms 218028 KB Output is correct
102 Correct 541 ms 208600 KB Output is correct
103 Correct 536 ms 227520 KB Output is correct
104 Correct 547 ms 219756 KB Output is correct
105 Correct 530 ms 222416 KB Output is correct

Subtask #8
0.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 87 ms 182596 KB Output is correct
2 Correct 92 ms 182668 KB Output is correct
3 Correct 90 ms 182616 KB Output is correct
4 Correct 98 ms 182496 KB Output is correct
5 Correct 88 ms 182620 KB Output is correct
6 Correct 87 ms 182596 KB Output is correct
7 Correct 88 ms 182528 KB Output is correct
8 Correct 88 ms 182588 KB Output is correct
9 Correct 96 ms 182528 KB Output is correct
10 Correct 125 ms 182584 KB Output is correct
11 Correct 91 ms 182556 KB Output is correct
12 Correct 87 ms 182564 KB Output is correct
13 Correct 91 ms 182596 KB Output is correct
14 Correct 89 ms 182596 KB Output is correct
15 Correct 88 ms 182604 KB Output is correct
16 Correct 95 ms 182612 KB Output is correct
17 Correct 87 ms 182556 KB Output is correct
18 Correct 87 ms 182548 KB Output is correct
19 Correct 95 ms 182520 KB Output is correct
20 Correct 87 ms 182496 KB Output is correct
21 Correct 91 ms 182596 KB Output is correct
22 Correct 90 ms 182540 KB Output is correct
23 Correct 98 ms 182588 KB Output is correct
24 Correct 94 ms 182540 KB Output is correct
25 Correct 89 ms 182568 KB Output is correct
26 Correct 91 ms 182524 KB Output is correct
27 Correct 91 ms 182572 KB Output is correct
28 Correct 89 ms 182600 KB Output is correct
29 Correct 92 ms 182596 KB Output is correct
30 Correct 92 ms 182608 KB Output is correct
31 Correct 93 ms 182608 KB Output is correct
32 Correct 91 ms 182580 KB Output is correct
33 Correct 89 ms 182596 KB Output is correct
34 Correct 91 ms 182596 KB Output is correct
35 Correct 89 ms 182604 KB Output is correct
36 Correct 102 ms 185532 KB Output is correct
37 Correct 102 ms 185908 KB Output is correct
38 Correct 101 ms 185060 KB Output is correct
39 Correct 101 ms 184772 KB Output is correct
40 Correct 104 ms 184684 KB Output is correct
41 Correct 108 ms 184196 KB Output is correct
42 Correct 103 ms 185668 KB Output is correct
43 Correct 101 ms 185056 KB Output is correct
44 Correct 100 ms 185740 KB Output is correct
45 Correct 105 ms 184720 KB Output is correct
46 Correct 99 ms 185096 KB Output is correct
47 Correct 97 ms 184652 KB Output is correct
48 Correct 100 ms 184956 KB Output is correct
49 Correct 103 ms 184972 KB Output is correct
50 Correct 98 ms 182532 KB Output is correct
51 Correct 90 ms 182540 KB Output is correct
52 Correct 88 ms 182568 KB Output is correct
53 Correct 96 ms 182676 KB Output is correct
54 Correct 97 ms 182632 KB Output is correct
55 Correct 89 ms 182588 KB Output is correct
56 Correct 87 ms 182588 KB Output is correct
57 Correct 88 ms 182540 KB Output is correct
58 Correct 99 ms 182648 KB Output is correct
59 Correct 95 ms 182532 KB Output is correct
60 Correct 90 ms 182644 KB Output is correct
61 Correct 88 ms 182516 KB Output is correct
62 Correct 90 ms 182596 KB Output is correct
63 Correct 91 ms 182596 KB Output is correct
64 Correct 90 ms 182812 KB Output is correct
65 Correct 87 ms 182788 KB Output is correct
66 Correct 90 ms 182780 KB Output is correct
67 Correct 87 ms 182760 KB Output is correct
68 Correct 88 ms 182780 KB Output is correct
69 Correct 93 ms 182768 KB Output is correct
70 Correct 89 ms 182760 KB Output is correct
71 Correct 91 ms 182844 KB Output is correct
72 Correct 91 ms 182796 KB Output is correct
73 Correct 89 ms 182792 KB Output is correct
74 Correct 89 ms 182800 KB Output is correct
75 Correct 89 ms 182800 KB Output is correct
76 Correct 91 ms 182800 KB Output is correct
77 Correct 90 ms 182760 KB Output is correct
78 Correct 98 ms 185056 KB Output is correct
79 Correct 107 ms 185284 KB Output is correct
80 Correct 123 ms 184884 KB Output is correct
81 Correct 102 ms 184956 KB Output is correct
82 Correct 101 ms 184724 KB Output is correct
83 Correct 101 ms 184132 KB Output is correct
84 Correct 128 ms 185148 KB Output is correct
85 Correct 106 ms 185284 KB Output is correct
86 Correct 103 ms 185540 KB Output is correct
87 Correct 104 ms 184880 KB Output is correct
88 Correct 101 ms 184916 KB Output is correct
89 Correct 107 ms 184720 KB Output is correct
90 Correct 94 ms 184644 KB Output is correct
91 Correct 95 ms 184904 KB Output is correct
92 Correct 528 ms 218984 KB Output is correct
93 Correct 540 ms 218748 KB Output is correct
94 Correct 414 ms 216192 KB Output is correct
95 Correct 278 ms 219488 KB Output is correct
96 Correct 261 ms 219380 KB Output is correct
97 Correct 522 ms 229748 KB Output is correct
98 Correct 577 ms 232760 KB Output is correct
99 Correct 500 ms 218252 KB Output is correct
100 Correct 508 ms 219720 KB Output is correct
101 Correct 629 ms 218028 KB Output is correct
102 Correct 541 ms 208600 KB Output is correct
103 Correct 536 ms 227520 KB Output is correct
104 Correct 547 ms 219756 KB Output is correct
105 Correct 530 ms 222416 KB Output is correct
106 Execution timed out 7110 ms 539364 KB Time limit exceeded
107 Halted 0 ms 0 KB -