oj.uz

Submission #526176

# Submission time Handle Problem Language Result Execution time Memory
526176 2022-02-13T21:30:09 Z mjhmjh1104 Mountains and Valleys (CCO20_day1problem3) C++17
21 / 25
 7000 ms 379800 KB 
#pragma GCC optimize("O3")
#pragma GCC optimize("Ofast")
#pragma GCC optimize("unroll-loops")

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

struct Item {
    int posde;
    int negde;
    int ans;
    Item () {}
    Item (int posde, int negde, int ans): posde(posde), negde(negde), ans(ans) {}
} sp_split[19][500000];

int lt_depth[500000][3], lt_dist[500000][3];

void push(int *v, int x) {
    auto t = min_element(v, v + 3);
    if (x > *t) *t = x;
}

void pop(int *v, int x) {
    *find(v, v + 3, x) = 0;
}

int first(int *v) {
    return *max_element(v, v + 3);
}

int second(int *v) {
    return v[0] + v[1] + v[2] - *min_element(v, v + 3);
}

int n, m;
vector<int> tree[500000], child[500000];
vector<pair<int, int>> adj[500000];
int depth[500000], sp[19][500000], sp_dist[19][500000];
int max_depth[500000], rev_max_depth[500000], dist[500000], rev_dist[500000];
int prev_dist[500000], prev_depth[500000][2];

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

int dfs_dist(int x) {
    max_depth[x] = 0;
    dist[x] = 0;
    int mx0 = (int)-1e9, mx1 = (int)-1e9;
    for (auto &i: child[x]) {
        int t = dfs_dist(i) + 1;
        max_depth[x] = max(max_depth[x], t);
        if (t > mx0) mx1 = mx0, mx0 = t;
        else if (t > mx1) mx1 = t;
        dist[x] = max(dist[x], dist[i]);
    }
    dist[x] = max(dist[x], mx0 + max(mx1, 0));
    return max_depth[x];
}

void dfs_rev_dist(int x) {
    for (auto &i: child[x]) {
        push(lt_depth[x], max_depth[i] + 1);
        if (prev_depth[x][0] < max_depth[i] + 1) prev_depth[x][1] = prev_depth[x][0], prev_depth[x][0] = max_depth[i] + 1;
        else if (prev_depth[x][1] < max_depth[i] + 1) prev_depth[x][1] = max_depth[i] + 1;
        push(lt_dist[x], dist[i]);
        if (prev_dist[x] < dist[i]) prev_dist[x] = dist[i];
    }
    for (auto &i: child[x]) {
        pop(lt_depth[x], max_depth[i] + 1);
        pop(lt_dist[x], dist[i]);
        rev_dist[i] = max({ rev_max_depth[i] = max(first(lt_depth[x]), rev_max_depth[x]) + 1, second(lt_depth[x]), first(lt_depth[x]) + rev_dist[x]});
        push(lt_depth[x], max_depth[i] + 1);
        push(lt_dist[x], dist[i]);
    }
    for (auto &i: child[x]) dfs_rev_dist(i);
}

void dfs_construct(int x) {
    for (auto &i: child[x]) {
        pop(lt_dist[x], dist[i]);
        sp_dist[0][i] = first(lt_dist[x]);
        push(lt_dist[x], dist[i]);
        pop(lt_depth[x], max_depth[i] + 1);
        int V = first(lt_depth[x]);
        sp_dist[0][i] = max(sp_dist[0][i], second(lt_depth[x]));
        sp_split[0][i].posde = V + depth[x];
        sp_split[0][i].negde = V - depth[x];
        push(lt_depth[x], max_depth[i] + 1);
    }
    for (auto &i: child[x]) dfs_construct(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 A, B;

inline int lca(int u, int v) {
    bool sw = false;
    if (depth[u] < depth[v]) swap(u, v), sw = true;
    int diff = depth[u] - depth[v] - 1;
    if (~diff) {
        for (int t = 18; t >= 0; t--) if (diff >= 1 << t) {
            diff -= 1 << t;
            u = sp[t][u];
        }
        if (sw) B = u;
        else A = u;
        u = sp[0][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];
    }
    A = u, B = v;
    if (sw) swap(A, B);
    return sp[0][u];
}

inline 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][0] + prev_depth[u][1], prev_dist[u]);
        u = sp[0][u];
    }
    if (v != l) {
        ret = max(prev_depth[v][0] + 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) pop(lt_dist[l], dist[A]);
    if (B != -1) pop(lt_dist[l], dist[B]);
    ret = max(ret, first(lt_dist[l]));
    if (A != -1) push(lt_dist[l], dist[A]);
    if (B != -1) push(lt_dist[l], dist[B]);
    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[x].push_back({ y, w });
    }
    for (int i = 0; i < n; i++) prev_dist[i] = prev_depth[i][0] = prev_depth[i][1] = (int)-1e9;
    dfs_child(0);
    dfs_dist(0);
    dfs_rev_dist(0);
    dfs_construct(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 res = 2 * (n - 1) - dist[0];
    for (int i = 0; i < n; i++) for (auto [ j, w ]: adj[i]) {
        A = B = -1;
        int l = lca(i, j);
        int ds = depth[i] + depth[j] - depth[l] - depth[l];
        int curr = w + 2 * (n - 1) - ds - 1;
        int G = 0, y = 0;
        if (A != -1) pop(lt_depth[l], max_depth[A] + 1);
        if (B != -1) pop(lt_depth[l], max_depth[B] + 1);
        G = first(lt_depth[l]);
        y = max({ y, G + rev_max_depth[l] - 1, second(lt_depth[l]) - 1 });
        if (A != -1) push(lt_depth[l], max_depth[A] + 1);
        if (B != -1) push(lt_depth[l], max_depth[B] + 1);
        Item first = query_sp_res(A, i);
        Item second = query_sp_res(B, j);
        int Alt = first.negde + depth[l];
        int Brt = second.negde + depth[l];
        int Lt = max(rev_max_depth[l], G);
        res = min(res, curr - max({ y, Alt + max(Brt, Lt) + 1, max(Alt, Lt) + Brt + 1, first.ans + 1, second.ans + 1, rev_dist[l] - 1, query_sp_dist(i, j, l, A, B) - 1 }));
    }
    printf("%d", res);
}

Compilation message

Main.cpp: In function 'int main()':
Main.cpp:170:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  170 |     scanf("%d%d", &n, &m);
      |     ~~~~~^~~~~~~~~~~~~~~~
Main.cpp:173:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  173 |         scanf("%d%d%d", &x, &y, &w);
      |         ~~~~~^~~~~~~~~~~~~~~~~~~~~~

Subtask #1
1.0 / 1.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 35916 KB Output is correct
2 Correct 22 ms 36032 KB Output is correct
3 Correct 20 ms 35988 KB Output is correct
4 Correct 24 ms 35964 KB Output is correct
5 Correct 24 ms 36036 KB Output is correct
6 Correct 20 ms 35916 KB Output is correct
7 Correct 22 ms 36028 KB Output is correct
8 Correct 21 ms 35936 KB Output is correct
9 Correct 20 ms 35976 KB Output is correct
10 Correct 19 ms 35968 KB Output is correct
11 Correct 20 ms 35916 KB Output is correct
12 Correct 20 ms 35936 KB Output is correct
13 Correct 20 ms 35992 KB Output is correct
14 Correct 20 ms 36008 KB Output is correct
15 Correct 20 ms 35916 KB Output is correct

Subtask #2
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 35916 KB Output is correct
2 Correct 22 ms 36032 KB Output is correct
3 Correct 20 ms 35988 KB Output is correct
4 Correct 24 ms 35964 KB Output is correct
5 Correct 24 ms 36036 KB Output is correct
6 Correct 20 ms 35916 KB Output is correct
7 Correct 22 ms 36028 KB Output is correct
8 Correct 21 ms 35936 KB Output is correct
9 Correct 20 ms 35976 KB Output is correct
10 Correct 19 ms 35968 KB Output is correct
11 Correct 20 ms 35916 KB Output is correct
12 Correct 20 ms 35936 KB Output is correct
13 Correct 20 ms 35992 KB Output is correct
14 Correct 20 ms 36008 KB Output is correct
15 Correct 20 ms 35916 KB Output is correct
16 Correct 19 ms 35916 KB Output is correct
17 Correct 21 ms 35944 KB Output is correct
18 Correct 20 ms 36036 KB Output is correct
19 Correct 20 ms 35916 KB Output is correct
20 Correct 22 ms 36076 KB Output is correct
21 Correct 19 ms 36016 KB Output is correct
22 Correct 18 ms 36028 KB Output is correct
23 Correct 19 ms 35916 KB Output is correct
24 Correct 20 ms 36020 KB Output is correct
25 Correct 22 ms 35916 KB Output is correct
26 Correct 22 ms 36028 KB Output is correct
27 Correct 20 ms 35972 KB Output is correct
28 Correct 22 ms 36016 KB Output is correct
29 Correct 20 ms 35916 KB Output is correct
30 Correct 20 ms 35924 KB Output is correct
31 Correct 20 ms 35948 KB Output is correct
32 Correct 20 ms 36028 KB Output is correct
33 Correct 20 ms 36044 KB Output is correct
34 Correct 19 ms 35916 KB Output is correct
35 Correct 22 ms 35976 KB Output is correct

Subtask #3
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 31 ms 39152 KB Output is correct
2 Correct 30 ms 39228 KB Output is correct
3 Correct 30 ms 38940 KB Output is correct
4 Correct 30 ms 38732 KB Output is correct
5 Correct 28 ms 38676 KB Output is correct
6 Correct 24 ms 38260 KB Output is correct
7 Correct 29 ms 39148 KB Output is correct
8 Correct 28 ms 38932 KB Output is correct
9 Correct 28 ms 39124 KB Output is correct
10 Correct 30 ms 38720 KB Output is correct
11 Correct 38 ms 38984 KB Output is correct
12 Correct 27 ms 38732 KB Output is correct
13 Correct 28 ms 38832 KB Output is correct
14 Correct 30 ms 38904 KB Output is correct

Subtask #4
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 35916 KB Output is correct
2 Correct 22 ms 36032 KB Output is correct
3 Correct 20 ms 35988 KB Output is correct
4 Correct 24 ms 35964 KB Output is correct
5 Correct 24 ms 36036 KB Output is correct
6 Correct 20 ms 35916 KB Output is correct
7 Correct 22 ms 36028 KB Output is correct
8 Correct 21 ms 35936 KB Output is correct
9 Correct 20 ms 35976 KB Output is correct
10 Correct 19 ms 35968 KB Output is correct
11 Correct 20 ms 35916 KB Output is correct
12 Correct 20 ms 35936 KB Output is correct
13 Correct 20 ms 35992 KB Output is correct
14 Correct 20 ms 36008 KB Output is correct
15 Correct 20 ms 35916 KB Output is correct
16 Correct 19 ms 35916 KB Output is correct
17 Correct 21 ms 35944 KB Output is correct
18 Correct 20 ms 36036 KB Output is correct
19 Correct 20 ms 35916 KB Output is correct
20 Correct 22 ms 36076 KB Output is correct
21 Correct 19 ms 36016 KB Output is correct
22 Correct 18 ms 36028 KB Output is correct
23 Correct 19 ms 35916 KB Output is correct
24 Correct 20 ms 36020 KB Output is correct
25 Correct 22 ms 35916 KB Output is correct
26 Correct 22 ms 36028 KB Output is correct
27 Correct 20 ms 35972 KB Output is correct
28 Correct 22 ms 36016 KB Output is correct
29 Correct 20 ms 35916 KB Output is correct
30 Correct 20 ms 35924 KB Output is correct
31 Correct 20 ms 35948 KB Output is correct
32 Correct 20 ms 36028 KB Output is correct
33 Correct 20 ms 36044 KB Output is correct
34 Correct 19 ms 35916 KB Output is correct
35 Correct 22 ms 35976 KB Output is correct
36 Correct 20 ms 36044 KB Output is correct
37 Correct 23 ms 36064 KB Output is correct
38 Correct 19 ms 36008 KB Output is correct
39 Correct 30 ms 36048 KB Output is correct
40 Correct 21 ms 36080 KB Output is correct
41 Correct 22 ms 36044 KB Output is correct
42 Correct 20 ms 35976 KB Output is correct
43 Correct 20 ms 36080 KB Output is correct
44 Correct 20 ms 36004 KB Output is correct
45 Correct 20 ms 36028 KB Output is correct
46 Correct 20 ms 36076 KB Output is correct
47 Correct 24 ms 36024 KB Output is correct
48 Correct 24 ms 36060 KB Output is correct
49 Correct 23 ms 36012 KB Output is correct

Subtask #5
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 35916 KB Output is correct
2 Correct 22 ms 36032 KB Output is correct
3 Correct 20 ms 35988 KB Output is correct
4 Correct 24 ms 35964 KB Output is correct
5 Correct 24 ms 36036 KB Output is correct
6 Correct 20 ms 35916 KB Output is correct
7 Correct 22 ms 36028 KB Output is correct
8 Correct 21 ms 35936 KB Output is correct
9 Correct 20 ms 35976 KB Output is correct
10 Correct 19 ms 35968 KB Output is correct
11 Correct 20 ms 35916 KB Output is correct
12 Correct 20 ms 35936 KB Output is correct
13 Correct 20 ms 35992 KB Output is correct
14 Correct 20 ms 36008 KB Output is correct
15 Correct 20 ms 35916 KB Output is correct
16 Correct 19 ms 35916 KB Output is correct
17 Correct 21 ms 35944 KB Output is correct
18 Correct 20 ms 36036 KB Output is correct
19 Correct 20 ms 35916 KB Output is correct
20 Correct 22 ms 36076 KB Output is correct
21 Correct 19 ms 36016 KB Output is correct
22 Correct 18 ms 36028 KB Output is correct
23 Correct 19 ms 35916 KB Output is correct
24 Correct 20 ms 36020 KB Output is correct
25 Correct 22 ms 35916 KB Output is correct
26 Correct 22 ms 36028 KB Output is correct
27 Correct 20 ms 35972 KB Output is correct
28 Correct 22 ms 36016 KB Output is correct
29 Correct 20 ms 35916 KB Output is correct
30 Correct 20 ms 35924 KB Output is correct
31 Correct 20 ms 35948 KB Output is correct
32 Correct 20 ms 36028 KB Output is correct
33 Correct 20 ms 36044 KB Output is correct
34 Correct 19 ms 35916 KB Output is correct
35 Correct 22 ms 35976 KB Output is correct
36 Correct 20 ms 36044 KB Output is correct
37 Correct 23 ms 36064 KB Output is correct
38 Correct 19 ms 36008 KB Output is correct
39 Correct 30 ms 36048 KB Output is correct
40 Correct 21 ms 36080 KB Output is correct
41 Correct 22 ms 36044 KB Output is correct
42 Correct 20 ms 35976 KB Output is correct
43 Correct 20 ms 36080 KB Output is correct
44 Correct 20 ms 36004 KB Output is correct
45 Correct 20 ms 36028 KB Output is correct
46 Correct 20 ms 36076 KB Output is correct
47 Correct 24 ms 36024 KB Output is correct
48 Correct 24 ms 36060 KB Output is correct
49 Correct 23 ms 36012 KB Output is correct
50 Correct 20 ms 36300 KB Output is correct
51 Correct 21 ms 36300 KB Output is correct
52 Correct 21 ms 36300 KB Output is correct
53 Correct 20 ms 36180 KB Output is correct
54 Correct 22 ms 36172 KB Output is correct
55 Correct 21 ms 36160 KB Output is correct
56 Correct 21 ms 36304 KB Output is correct
57 Correct 20 ms 36304 KB Output is correct
58 Correct 19 ms 36300 KB Output is correct
59 Correct 24 ms 36292 KB Output is correct
60 Correct 21 ms 36224 KB Output is correct
61 Correct 21 ms 36300 KB Output is correct
62 Correct 22 ms 36192 KB Output is correct
63 Correct 22 ms 36184 KB Output is correct

Subtask #6
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 35916 KB Output is correct
2 Correct 22 ms 36032 KB Output is correct
3 Correct 20 ms 35988 KB Output is correct
4 Correct 24 ms 35964 KB Output is correct
5 Correct 24 ms 36036 KB Output is correct
6 Correct 20 ms 35916 KB Output is correct
7 Correct 22 ms 36028 KB Output is correct
8 Correct 21 ms 35936 KB Output is correct
9 Correct 20 ms 35976 KB Output is correct
10 Correct 19 ms 35968 KB Output is correct
11 Correct 20 ms 35916 KB Output is correct
12 Correct 20 ms 35936 KB Output is correct
13 Correct 20 ms 35992 KB Output is correct
14 Correct 20 ms 36008 KB Output is correct
15 Correct 20 ms 35916 KB Output is correct
16 Correct 19 ms 35916 KB Output is correct
17 Correct 21 ms 35944 KB Output is correct
18 Correct 20 ms 36036 KB Output is correct
19 Correct 20 ms 35916 KB Output is correct
20 Correct 22 ms 36076 KB Output is correct
21 Correct 19 ms 36016 KB Output is correct
22 Correct 18 ms 36028 KB Output is correct
23 Correct 19 ms 35916 KB Output is correct
24 Correct 20 ms 36020 KB Output is correct
25 Correct 22 ms 35916 KB Output is correct
26 Correct 22 ms 36028 KB Output is correct
27 Correct 20 ms 35972 KB Output is correct
28 Correct 22 ms 36016 KB Output is correct
29 Correct 20 ms 35916 KB Output is correct
30 Correct 20 ms 35924 KB Output is correct
31 Correct 20 ms 35948 KB Output is correct
32 Correct 20 ms 36028 KB Output is correct
33 Correct 20 ms 36044 KB Output is correct
34 Correct 19 ms 35916 KB Output is correct
35 Correct 22 ms 35976 KB Output is correct
36 Correct 31 ms 39152 KB Output is correct
37 Correct 30 ms 39228 KB Output is correct
38 Correct 30 ms 38940 KB Output is correct
39 Correct 30 ms 38732 KB Output is correct
40 Correct 28 ms 38676 KB Output is correct
41 Correct 24 ms 38260 KB Output is correct
42 Correct 29 ms 39148 KB Output is correct
43 Correct 28 ms 38932 KB Output is correct
44 Correct 28 ms 39124 KB Output is correct
45 Correct 30 ms 38720 KB Output is correct
46 Correct 38 ms 38984 KB Output is correct
47 Correct 27 ms 38732 KB Output is correct
48 Correct 28 ms 38832 KB Output is correct
49 Correct 30 ms 38904 KB Output is correct
50 Correct 20 ms 36044 KB Output is correct
51 Correct 23 ms 36064 KB Output is correct
52 Correct 19 ms 36008 KB Output is correct
53 Correct 30 ms 36048 KB Output is correct
54 Correct 21 ms 36080 KB Output is correct
55 Correct 22 ms 36044 KB Output is correct
56 Correct 20 ms 35976 KB Output is correct
57 Correct 20 ms 36080 KB Output is correct
58 Correct 20 ms 36004 KB Output is correct
59 Correct 20 ms 36028 KB Output is correct
60 Correct 20 ms 36076 KB Output is correct
61 Correct 24 ms 36024 KB Output is correct
62 Correct 24 ms 36060 KB Output is correct
63 Correct 23 ms 36012 KB Output is correct
64 Correct 20 ms 36300 KB Output is correct
65 Correct 21 ms 36300 KB Output is correct
66 Correct 21 ms 36300 KB Output is correct
67 Correct 20 ms 36180 KB Output is correct
68 Correct 22 ms 36172 KB Output is correct
69 Correct 21 ms 36160 KB Output is correct
70 Correct 21 ms 36304 KB Output is correct
71 Correct 20 ms 36304 KB Output is correct
72 Correct 19 ms 36300 KB Output is correct
73 Correct 24 ms 36292 KB Output is correct
74 Correct 21 ms 36224 KB Output is correct
75 Correct 21 ms 36300 KB Output is correct
76 Correct 22 ms 36192 KB Output is correct
77 Correct 22 ms 36184 KB Output is correct
78 Correct 31 ms 38884 KB Output is correct
79 Correct 38 ms 38944 KB Output is correct
80 Correct 28 ms 38804 KB Output is correct
81 Correct 34 ms 38860 KB Output is correct
82 Correct 28 ms 38732 KB Output is correct
83 Correct 33 ms 38348 KB Output is correct
84 Correct 30 ms 38992 KB Output is correct
85 Correct 34 ms 38988 KB Output is correct
86 Correct 32 ms 38996 KB Output is correct
87 Correct 38 ms 38756 KB Output is correct
88 Correct 29 ms 38892 KB Output is correct
89 Correct 27 ms 38696 KB Output is correct
90 Correct 24 ms 38732 KB Output is correct
91 Correct 24 ms 38768 KB Output is correct

Subtask #7
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 35916 KB Output is correct
2 Correct 22 ms 36032 KB Output is correct
3 Correct 20 ms 35988 KB Output is correct
4 Correct 24 ms 35964 KB Output is correct
5 Correct 24 ms 36036 KB Output is correct
6 Correct 20 ms 35916 KB Output is correct
7 Correct 22 ms 36028 KB Output is correct
8 Correct 21 ms 35936 KB Output is correct
9 Correct 20 ms 35976 KB Output is correct
10 Correct 19 ms 35968 KB Output is correct
11 Correct 20 ms 35916 KB Output is correct
12 Correct 20 ms 35936 KB Output is correct
13 Correct 20 ms 35992 KB Output is correct
14 Correct 20 ms 36008 KB Output is correct
15 Correct 20 ms 35916 KB Output is correct
16 Correct 19 ms 35916 KB Output is correct
17 Correct 21 ms 35944 KB Output is correct
18 Correct 20 ms 36036 KB Output is correct
19 Correct 20 ms 35916 KB Output is correct
20 Correct 22 ms 36076 KB Output is correct
21 Correct 19 ms 36016 KB Output is correct
22 Correct 18 ms 36028 KB Output is correct
23 Correct 19 ms 35916 KB Output is correct
24 Correct 20 ms 36020 KB Output is correct
25 Correct 22 ms 35916 KB Output is correct
26 Correct 22 ms 36028 KB Output is correct
27 Correct 20 ms 35972 KB Output is correct
28 Correct 22 ms 36016 KB Output is correct
29 Correct 20 ms 35916 KB Output is correct
30 Correct 20 ms 35924 KB Output is correct
31 Correct 20 ms 35948 KB Output is correct
32 Correct 20 ms 36028 KB Output is correct
33 Correct 20 ms 36044 KB Output is correct
34 Correct 19 ms 35916 KB Output is correct
35 Correct 22 ms 35976 KB Output is correct
36 Correct 31 ms 39152 KB Output is correct
37 Correct 30 ms 39228 KB Output is correct
38 Correct 30 ms 38940 KB Output is correct
39 Correct 30 ms 38732 KB Output is correct
40 Correct 28 ms 38676 KB Output is correct
41 Correct 24 ms 38260 KB Output is correct
42 Correct 29 ms 39148 KB Output is correct
43 Correct 28 ms 38932 KB Output is correct
44 Correct 28 ms 39124 KB Output is correct
45 Correct 30 ms 38720 KB Output is correct
46 Correct 38 ms 38984 KB Output is correct
47 Correct 27 ms 38732 KB Output is correct
48 Correct 28 ms 38832 KB Output is correct
49 Correct 30 ms 38904 KB Output is correct
50 Correct 20 ms 36044 KB Output is correct
51 Correct 23 ms 36064 KB Output is correct
52 Correct 19 ms 36008 KB Output is correct
53 Correct 30 ms 36048 KB Output is correct
54 Correct 21 ms 36080 KB Output is correct
55 Correct 22 ms 36044 KB Output is correct
56 Correct 20 ms 35976 KB Output is correct
57 Correct 20 ms 36080 KB Output is correct
58 Correct 20 ms 36004 KB Output is correct
59 Correct 20 ms 36028 KB Output is correct
60 Correct 20 ms 36076 KB Output is correct
61 Correct 24 ms 36024 KB Output is correct
62 Correct 24 ms 36060 KB Output is correct
63 Correct 23 ms 36012 KB Output is correct
64 Correct 20 ms 36300 KB Output is correct
65 Correct 21 ms 36300 KB Output is correct
66 Correct 21 ms 36300 KB Output is correct
67 Correct 20 ms 36180 KB Output is correct
68 Correct 22 ms 36172 KB Output is correct
69 Correct 21 ms 36160 KB Output is correct
70 Correct 21 ms 36304 KB Output is correct
71 Correct 20 ms 36304 KB Output is correct
72 Correct 19 ms 36300 KB Output is correct
73 Correct 24 ms 36292 KB Output is correct
74 Correct 21 ms 36224 KB Output is correct
75 Correct 21 ms 36300 KB Output is correct
76 Correct 22 ms 36192 KB Output is correct
77 Correct 22 ms 36184 KB Output is correct
78 Correct 31 ms 38884 KB Output is correct
79 Correct 38 ms 38944 KB Output is correct
80 Correct 28 ms 38804 KB Output is correct
81 Correct 34 ms 38860 KB Output is correct
82 Correct 28 ms 38732 KB Output is correct
83 Correct 33 ms 38348 KB Output is correct
84 Correct 30 ms 38992 KB Output is correct
85 Correct 34 ms 38988 KB Output is correct
86 Correct 32 ms 38996 KB Output is correct
87 Correct 38 ms 38756 KB Output is correct
88 Correct 29 ms 38892 KB Output is correct
89 Correct 27 ms 38696 KB Output is correct
90 Correct 24 ms 38732 KB Output is correct
91 Correct 24 ms 38768 KB Output is correct
92 Correct 353 ms 81648 KB Output is correct
93 Correct 345 ms 81476 KB Output is correct
94 Correct 237 ms 79496 KB Output is correct
95 Correct 152 ms 81476 KB Output is correct
96 Correct 136 ms 81436 KB Output is correct
97 Correct 313 ms 86296 KB Output is correct
98 Correct 359 ms 87164 KB Output is correct
99 Correct 314 ms 81160 KB Output is correct
100 Correct 367 ms 82124 KB Output is correct
101 Correct 294 ms 80980 KB Output is correct
102 Correct 118 ms 73084 KB Output is correct
103 Correct 342 ms 85300 KB Output is correct
104 Correct 348 ms 81532 KB Output is correct
105 Correct 357 ms 82896 KB Output is correct

Subtask #8
0.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 35916 KB Output is correct
2 Correct 22 ms 36032 KB Output is correct
3 Correct 20 ms 35988 KB Output is correct
4 Correct 24 ms 35964 KB Output is correct
5 Correct 24 ms 36036 KB Output is correct
6 Correct 20 ms 35916 KB Output is correct
7 Correct 22 ms 36028 KB Output is correct
8 Correct 21 ms 35936 KB Output is correct
9 Correct 20 ms 35976 KB Output is correct
10 Correct 19 ms 35968 KB Output is correct
11 Correct 20 ms 35916 KB Output is correct
12 Correct 20 ms 35936 KB Output is correct
13 Correct 20 ms 35992 KB Output is correct
14 Correct 20 ms 36008 KB Output is correct
15 Correct 20 ms 35916 KB Output is correct
16 Correct 19 ms 35916 KB Output is correct
17 Correct 21 ms 35944 KB Output is correct
18 Correct 20 ms 36036 KB Output is correct
19 Correct 20 ms 35916 KB Output is correct
20 Correct 22 ms 36076 KB Output is correct
21 Correct 19 ms 36016 KB Output is correct
22 Correct 18 ms 36028 KB Output is correct
23 Correct 19 ms 35916 KB Output is correct
24 Correct 20 ms 36020 KB Output is correct
25 Correct 22 ms 35916 KB Output is correct
26 Correct 22 ms 36028 KB Output is correct
27 Correct 20 ms 35972 KB Output is correct
28 Correct 22 ms 36016 KB Output is correct
29 Correct 20 ms 35916 KB Output is correct
30 Correct 20 ms 35924 KB Output is correct
31 Correct 20 ms 35948 KB Output is correct
32 Correct 20 ms 36028 KB Output is correct
33 Correct 20 ms 36044 KB Output is correct
34 Correct 19 ms 35916 KB Output is correct
35 Correct 22 ms 35976 KB Output is correct
36 Correct 31 ms 39152 KB Output is correct
37 Correct 30 ms 39228 KB Output is correct
38 Correct 30 ms 38940 KB Output is correct
39 Correct 30 ms 38732 KB Output is correct
40 Correct 28 ms 38676 KB Output is correct
41 Correct 24 ms 38260 KB Output is correct
42 Correct 29 ms 39148 KB Output is correct
43 Correct 28 ms 38932 KB Output is correct
44 Correct 28 ms 39124 KB Output is correct
45 Correct 30 ms 38720 KB Output is correct
46 Correct 38 ms 38984 KB Output is correct
47 Correct 27 ms 38732 KB Output is correct
48 Correct 28 ms 38832 KB Output is correct
49 Correct 30 ms 38904 KB Output is correct
50 Correct 20 ms 36044 KB Output is correct
51 Correct 23 ms 36064 KB Output is correct
52 Correct 19 ms 36008 KB Output is correct
53 Correct 30 ms 36048 KB Output is correct
54 Correct 21 ms 36080 KB Output is correct
55 Correct 22 ms 36044 KB Output is correct
56 Correct 20 ms 35976 KB Output is correct
57 Correct 20 ms 36080 KB Output is correct
58 Correct 20 ms 36004 KB Output is correct
59 Correct 20 ms 36028 KB Output is correct
60 Correct 20 ms 36076 KB Output is correct
61 Correct 24 ms 36024 KB Output is correct
62 Correct 24 ms 36060 KB Output is correct
63 Correct 23 ms 36012 KB Output is correct
64 Correct 20 ms 36300 KB Output is correct
65 Correct 21 ms 36300 KB Output is correct
66 Correct 21 ms 36300 KB Output is correct
67 Correct 20 ms 36180 KB Output is correct
68 Correct 22 ms 36172 KB Output is correct
69 Correct 21 ms 36160 KB Output is correct
70 Correct 21 ms 36304 KB Output is correct
71 Correct 20 ms 36304 KB Output is correct
72 Correct 19 ms 36300 KB Output is correct
73 Correct 24 ms 36292 KB Output is correct
74 Correct 21 ms 36224 KB Output is correct
75 Correct 21 ms 36300 KB Output is correct
76 Correct 22 ms 36192 KB Output is correct
77 Correct 22 ms 36184 KB Output is correct
78 Correct 31 ms 38884 KB Output is correct
79 Correct 38 ms 38944 KB Output is correct
80 Correct 28 ms 38804 KB Output is correct
81 Correct 34 ms 38860 KB Output is correct
82 Correct 28 ms 38732 KB Output is correct
83 Correct 33 ms 38348 KB Output is correct
84 Correct 30 ms 38992 KB Output is correct
85 Correct 34 ms 38988 KB Output is correct
86 Correct 32 ms 38996 KB Output is correct
87 Correct 38 ms 38756 KB Output is correct
88 Correct 29 ms 38892 KB Output is correct
89 Correct 27 ms 38696 KB Output is correct
90 Correct 24 ms 38732 KB Output is correct
91 Correct 24 ms 38768 KB Output is correct
92 Correct 353 ms 81648 KB Output is correct
93 Correct 345 ms 81476 KB Output is correct
94 Correct 237 ms 79496 KB Output is correct
95 Correct 152 ms 81476 KB Output is correct
96 Correct 136 ms 81436 KB Output is correct
97 Correct 313 ms 86296 KB Output is correct
98 Correct 359 ms 87164 KB Output is correct
99 Correct 314 ms 81160 KB Output is correct
100 Correct 367 ms 82124 KB Output is correct
101 Correct 294 ms 80980 KB Output is correct
102 Correct 118 ms 73084 KB Output is correct
103 Correct 342 ms 85300 KB Output is correct
104 Correct 348 ms 81532 KB Output is correct
105 Correct 357 ms 82896 KB Output is correct
106 Execution timed out 7109 ms 379800 KB Time limit exceeded
107 Halted 0 ms 0 KB -