Submission #526169

# Submission time Handle Problem Language Result Execution time Memory
526169 2022-02-13T21:22:18 Z mjhmjh1104 Mountains and Valleys (CCO20_day1problem3) C++17
21 / 25
7000 ms 380024 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 (): 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];

struct MySet {
    int v[3];
    MySet() {
        v[0] = v[1] = v[2] = 0;
    }
    void push(int x) {
        auto t = min_element(v, v + 3);
        if (x > *t) *t = x;
    }
    void pop(int x) {
        *find(v, v + 3, x) = 0;
    }
    int first() {
        return *max_element(v, v + 3);
    }
    int second() {
        return v[0] + v[1] + v[2] - *min_element(v, v + 3);
    }
} lt_depth[500006], lt_dist[500006];

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

inline Item query_sp_res(int A, int x) {
    if (A == -1) return Item();
    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]) {
        lt_depth[x].push(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;
        lt_dist[x].push(dist[i]);
        if (prev_dist[x] < dist[i]) prev_dist[x] = dist[i];
    }
    for (auto &i: child[x]) {
        lt_depth[x].pop(max_depth[i] + 1);
        lt_dist[x].pop(dist[i]);
        rev_dist[i] = max({ rev_max_depth[i] = max(lt_depth[x].first(), rev_max_depth[x]) + 1, lt_depth[x].second(), lt_depth[x].first() + rev_dist[x]});
        lt_depth[x].push(max_depth[i] + 1);
        lt_dist[x].push(dist[i]);
    }
    for (auto &i: child[x]) dfs_rev_dist(i);
}

void dfs_construct(int x) {
    for (auto &i: child[x]) {
        lt_dist[x].pop(dist[i]);
        sp_dist[0][i] = lt_dist[x].first();
        lt_dist[x].push(dist[i]);
        lt_depth[x].pop(max_depth[i] + 1);
        int V = lt_depth[x].first();
        sp_dist[0][i] = max(sp_dist[0][i], lt_depth[x].second());
        sp_split[0][i].posde = V + depth[x];
        sp_split[0][i].negde = V - depth[x];
        lt_depth[x].push(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) lt_dist[l].pop(dist[A]);
    if (B != -1) lt_dist[l].pop(dist[B]);
    ret = max(ret, lt_dist[l].first());
    if (A != -1) lt_dist[l].push(dist[A]);
    if (B != -1) lt_dist[l].push(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) lt_depth[l].pop(max_depth[A] + 1);
        if (B != -1) lt_depth[l].pop(max_depth[B] + 1);
        G = lt_depth[l].first();
        y = max({ y, G + rev_max_depth[l] - 1, lt_depth[l].second() - 1 });
        if (A != -1) lt_depth[l].push(max_depth[A] + 1);
        if (B != -1) lt_depth[l].push(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:171:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  171 |     scanf("%d%d", &n, &m);
      |     ~~~~~^~~~~~~~~~~~~~~~
Main.cpp:174:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  174 |         scanf("%d%d%d", &x, &y, &w);
      |         ~~~~~^~~~~~~~~~~~~~~~~~~~~~
# Verdict Execution time Memory Grader output
1 Correct 81 ms 159100 KB Output is correct
2 Correct 80 ms 159112 KB Output is correct
3 Correct 79 ms 159040 KB Output is correct
4 Correct 81 ms 159124 KB Output is correct
5 Correct 79 ms 159020 KB Output is correct
6 Correct 80 ms 159008 KB Output is correct
7 Correct 81 ms 159104 KB Output is correct
8 Correct 79 ms 159088 KB Output is correct
9 Correct 81 ms 159024 KB Output is correct
10 Correct 82 ms 159084 KB Output is correct
11 Correct 79 ms 159016 KB Output is correct
12 Correct 80 ms 159028 KB Output is correct
13 Correct 81 ms 159072 KB Output is correct
14 Correct 83 ms 159044 KB Output is correct
15 Correct 81 ms 159048 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 81 ms 159100 KB Output is correct
2 Correct 80 ms 159112 KB Output is correct
3 Correct 79 ms 159040 KB Output is correct
4 Correct 81 ms 159124 KB Output is correct
5 Correct 79 ms 159020 KB Output is correct
6 Correct 80 ms 159008 KB Output is correct
7 Correct 81 ms 159104 KB Output is correct
8 Correct 79 ms 159088 KB Output is correct
9 Correct 81 ms 159024 KB Output is correct
10 Correct 82 ms 159084 KB Output is correct
11 Correct 79 ms 159016 KB Output is correct
12 Correct 80 ms 159028 KB Output is correct
13 Correct 81 ms 159072 KB Output is correct
14 Correct 83 ms 159044 KB Output is correct
15 Correct 81 ms 159048 KB Output is correct
16 Correct 78 ms 159040 KB Output is correct
17 Correct 79 ms 159076 KB Output is correct
18 Correct 84 ms 159012 KB Output is correct
19 Correct 82 ms 159060 KB Output is correct
20 Correct 80 ms 159044 KB Output is correct
21 Correct 78 ms 159108 KB Output is correct
22 Correct 80 ms 159124 KB Output is correct
23 Correct 81 ms 159044 KB Output is correct
24 Correct 80 ms 159044 KB Output is correct
25 Correct 81 ms 159080 KB Output is correct
26 Correct 80 ms 159108 KB Output is correct
27 Correct 80 ms 159044 KB Output is correct
28 Correct 83 ms 159032 KB Output is correct
29 Correct 81 ms 159104 KB Output is correct
30 Correct 84 ms 159044 KB Output is correct
31 Correct 81 ms 159016 KB Output is correct
32 Correct 80 ms 159100 KB Output is correct
33 Correct 80 ms 159032 KB Output is correct
34 Correct 88 ms 159128 KB Output is correct
35 Correct 85 ms 159096 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 91 ms 160952 KB Output is correct
2 Correct 92 ms 161080 KB Output is correct
3 Correct 90 ms 160828 KB Output is correct
4 Correct 91 ms 160728 KB Output is correct
5 Correct 88 ms 160576 KB Output is correct
6 Correct 84 ms 160256 KB Output is correct
7 Correct 90 ms 160972 KB Output is correct
8 Correct 91 ms 160704 KB Output is correct
9 Correct 89 ms 161028 KB Output is correct
10 Correct 89 ms 160668 KB Output is correct
11 Correct 101 ms 160836 KB Output is correct
12 Correct 88 ms 160580 KB Output is correct
13 Correct 88 ms 160756 KB Output is correct
14 Correct 87 ms 160708 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 81 ms 159100 KB Output is correct
2 Correct 80 ms 159112 KB Output is correct
3 Correct 79 ms 159040 KB Output is correct
4 Correct 81 ms 159124 KB Output is correct
5 Correct 79 ms 159020 KB Output is correct
6 Correct 80 ms 159008 KB Output is correct
7 Correct 81 ms 159104 KB Output is correct
8 Correct 79 ms 159088 KB Output is correct
9 Correct 81 ms 159024 KB Output is correct
10 Correct 82 ms 159084 KB Output is correct
11 Correct 79 ms 159016 KB Output is correct
12 Correct 80 ms 159028 KB Output is correct
13 Correct 81 ms 159072 KB Output is correct
14 Correct 83 ms 159044 KB Output is correct
15 Correct 81 ms 159048 KB Output is correct
16 Correct 78 ms 159040 KB Output is correct
17 Correct 79 ms 159076 KB Output is correct
18 Correct 84 ms 159012 KB Output is correct
19 Correct 82 ms 159060 KB Output is correct
20 Correct 80 ms 159044 KB Output is correct
21 Correct 78 ms 159108 KB Output is correct
22 Correct 80 ms 159124 KB Output is correct
23 Correct 81 ms 159044 KB Output is correct
24 Correct 80 ms 159044 KB Output is correct
25 Correct 81 ms 159080 KB Output is correct
26 Correct 80 ms 159108 KB Output is correct
27 Correct 80 ms 159044 KB Output is correct
28 Correct 83 ms 159032 KB Output is correct
29 Correct 81 ms 159104 KB Output is correct
30 Correct 84 ms 159044 KB Output is correct
31 Correct 81 ms 159016 KB Output is correct
32 Correct 80 ms 159100 KB Output is correct
33 Correct 80 ms 159032 KB Output is correct
34 Correct 88 ms 159128 KB Output is correct
35 Correct 85 ms 159096 KB Output is correct
36 Correct 80 ms 159044 KB Output is correct
37 Correct 81 ms 159064 KB Output is correct
38 Correct 83 ms 159072 KB Output is correct
39 Correct 81 ms 159092 KB Output is correct
40 Correct 97 ms 159036 KB Output is correct
41 Correct 83 ms 159044 KB Output is correct
42 Correct 80 ms 159048 KB Output is correct
43 Correct 86 ms 159124 KB Output is correct
44 Correct 81 ms 159112 KB Output is correct
45 Correct 80 ms 159120 KB Output is correct
46 Correct 81 ms 159072 KB Output is correct
47 Correct 81 ms 159044 KB Output is correct
48 Correct 80 ms 159032 KB Output is correct
49 Correct 87 ms 159060 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 81 ms 159100 KB Output is correct
2 Correct 80 ms 159112 KB Output is correct
3 Correct 79 ms 159040 KB Output is correct
4 Correct 81 ms 159124 KB Output is correct
5 Correct 79 ms 159020 KB Output is correct
6 Correct 80 ms 159008 KB Output is correct
7 Correct 81 ms 159104 KB Output is correct
8 Correct 79 ms 159088 KB Output is correct
9 Correct 81 ms 159024 KB Output is correct
10 Correct 82 ms 159084 KB Output is correct
11 Correct 79 ms 159016 KB Output is correct
12 Correct 80 ms 159028 KB Output is correct
13 Correct 81 ms 159072 KB Output is correct
14 Correct 83 ms 159044 KB Output is correct
15 Correct 81 ms 159048 KB Output is correct
16 Correct 78 ms 159040 KB Output is correct
17 Correct 79 ms 159076 KB Output is correct
18 Correct 84 ms 159012 KB Output is correct
19 Correct 82 ms 159060 KB Output is correct
20 Correct 80 ms 159044 KB Output is correct
21 Correct 78 ms 159108 KB Output is correct
22 Correct 80 ms 159124 KB Output is correct
23 Correct 81 ms 159044 KB Output is correct
24 Correct 80 ms 159044 KB Output is correct
25 Correct 81 ms 159080 KB Output is correct
26 Correct 80 ms 159108 KB Output is correct
27 Correct 80 ms 159044 KB Output is correct
28 Correct 83 ms 159032 KB Output is correct
29 Correct 81 ms 159104 KB Output is correct
30 Correct 84 ms 159044 KB Output is correct
31 Correct 81 ms 159016 KB Output is correct
32 Correct 80 ms 159100 KB Output is correct
33 Correct 80 ms 159032 KB Output is correct
34 Correct 88 ms 159128 KB Output is correct
35 Correct 85 ms 159096 KB Output is correct
36 Correct 80 ms 159044 KB Output is correct
37 Correct 81 ms 159064 KB Output is correct
38 Correct 83 ms 159072 KB Output is correct
39 Correct 81 ms 159092 KB Output is correct
40 Correct 97 ms 159036 KB Output is correct
41 Correct 83 ms 159044 KB Output is correct
42 Correct 80 ms 159048 KB Output is correct
43 Correct 86 ms 159124 KB Output is correct
44 Correct 81 ms 159112 KB Output is correct
45 Correct 80 ms 159120 KB Output is correct
46 Correct 81 ms 159072 KB Output is correct
47 Correct 81 ms 159044 KB Output is correct
48 Correct 80 ms 159032 KB Output is correct
49 Correct 87 ms 159060 KB Output is correct
50 Correct 80 ms 159324 KB Output is correct
51 Correct 81 ms 159208 KB Output is correct
52 Correct 80 ms 159300 KB Output is correct
53 Correct 79 ms 159192 KB Output is correct
54 Correct 81 ms 159256 KB Output is correct
55 Correct 79 ms 159300 KB Output is correct
56 Correct 81 ms 159188 KB Output is correct
57 Correct 82 ms 159188 KB Output is correct
58 Correct 80 ms 159248 KB Output is correct
59 Correct 81 ms 159220 KB Output is correct
60 Correct 81 ms 159224 KB Output is correct
61 Correct 80 ms 159252 KB Output is correct
62 Correct 80 ms 159184 KB Output is correct
63 Correct 81 ms 159244 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 81 ms 159100 KB Output is correct
2 Correct 80 ms 159112 KB Output is correct
3 Correct 79 ms 159040 KB Output is correct
4 Correct 81 ms 159124 KB Output is correct
5 Correct 79 ms 159020 KB Output is correct
6 Correct 80 ms 159008 KB Output is correct
7 Correct 81 ms 159104 KB Output is correct
8 Correct 79 ms 159088 KB Output is correct
9 Correct 81 ms 159024 KB Output is correct
10 Correct 82 ms 159084 KB Output is correct
11 Correct 79 ms 159016 KB Output is correct
12 Correct 80 ms 159028 KB Output is correct
13 Correct 81 ms 159072 KB Output is correct
14 Correct 83 ms 159044 KB Output is correct
15 Correct 81 ms 159048 KB Output is correct
16 Correct 78 ms 159040 KB Output is correct
17 Correct 79 ms 159076 KB Output is correct
18 Correct 84 ms 159012 KB Output is correct
19 Correct 82 ms 159060 KB Output is correct
20 Correct 80 ms 159044 KB Output is correct
21 Correct 78 ms 159108 KB Output is correct
22 Correct 80 ms 159124 KB Output is correct
23 Correct 81 ms 159044 KB Output is correct
24 Correct 80 ms 159044 KB Output is correct
25 Correct 81 ms 159080 KB Output is correct
26 Correct 80 ms 159108 KB Output is correct
27 Correct 80 ms 159044 KB Output is correct
28 Correct 83 ms 159032 KB Output is correct
29 Correct 81 ms 159104 KB Output is correct
30 Correct 84 ms 159044 KB Output is correct
31 Correct 81 ms 159016 KB Output is correct
32 Correct 80 ms 159100 KB Output is correct
33 Correct 80 ms 159032 KB Output is correct
34 Correct 88 ms 159128 KB Output is correct
35 Correct 85 ms 159096 KB Output is correct
36 Correct 91 ms 160952 KB Output is correct
37 Correct 92 ms 161080 KB Output is correct
38 Correct 90 ms 160828 KB Output is correct
39 Correct 91 ms 160728 KB Output is correct
40 Correct 88 ms 160576 KB Output is correct
41 Correct 84 ms 160256 KB Output is correct
42 Correct 90 ms 160972 KB Output is correct
43 Correct 91 ms 160704 KB Output is correct
44 Correct 89 ms 161028 KB Output is correct
45 Correct 89 ms 160668 KB Output is correct
46 Correct 101 ms 160836 KB Output is correct
47 Correct 88 ms 160580 KB Output is correct
48 Correct 88 ms 160756 KB Output is correct
49 Correct 87 ms 160708 KB Output is correct
50 Correct 80 ms 159044 KB Output is correct
51 Correct 81 ms 159064 KB Output is correct
52 Correct 83 ms 159072 KB Output is correct
53 Correct 81 ms 159092 KB Output is correct
54 Correct 97 ms 159036 KB Output is correct
55 Correct 83 ms 159044 KB Output is correct
56 Correct 80 ms 159048 KB Output is correct
57 Correct 86 ms 159124 KB Output is correct
58 Correct 81 ms 159112 KB Output is correct
59 Correct 80 ms 159120 KB Output is correct
60 Correct 81 ms 159072 KB Output is correct
61 Correct 81 ms 159044 KB Output is correct
62 Correct 80 ms 159032 KB Output is correct
63 Correct 87 ms 159060 KB Output is correct
64 Correct 80 ms 159324 KB Output is correct
65 Correct 81 ms 159208 KB Output is correct
66 Correct 80 ms 159300 KB Output is correct
67 Correct 79 ms 159192 KB Output is correct
68 Correct 81 ms 159256 KB Output is correct
69 Correct 79 ms 159300 KB Output is correct
70 Correct 81 ms 159188 KB Output is correct
71 Correct 82 ms 159188 KB Output is correct
72 Correct 80 ms 159248 KB Output is correct
73 Correct 81 ms 159220 KB Output is correct
74 Correct 81 ms 159224 KB Output is correct
75 Correct 80 ms 159252 KB Output is correct
76 Correct 80 ms 159184 KB Output is correct
77 Correct 81 ms 159244 KB Output is correct
78 Correct 90 ms 160836 KB Output is correct
79 Correct 89 ms 160928 KB Output is correct
80 Correct 94 ms 160708 KB Output is correct
81 Correct 90 ms 160748 KB Output is correct
82 Correct 87 ms 160532 KB Output is correct
83 Correct 89 ms 160328 KB Output is correct
84 Correct 88 ms 160824 KB Output is correct
85 Correct 88 ms 160764 KB Output is correct
86 Correct 91 ms 160960 KB Output is correct
87 Correct 89 ms 160752 KB Output is correct
88 Correct 87 ms 160700 KB Output is correct
89 Correct 87 ms 160580 KB Output is correct
90 Correct 84 ms 160532 KB Output is correct
91 Correct 93 ms 160700 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 81 ms 159100 KB Output is correct
2 Correct 80 ms 159112 KB Output is correct
3 Correct 79 ms 159040 KB Output is correct
4 Correct 81 ms 159124 KB Output is correct
5 Correct 79 ms 159020 KB Output is correct
6 Correct 80 ms 159008 KB Output is correct
7 Correct 81 ms 159104 KB Output is correct
8 Correct 79 ms 159088 KB Output is correct
9 Correct 81 ms 159024 KB Output is correct
10 Correct 82 ms 159084 KB Output is correct
11 Correct 79 ms 159016 KB Output is correct
12 Correct 80 ms 159028 KB Output is correct
13 Correct 81 ms 159072 KB Output is correct
14 Correct 83 ms 159044 KB Output is correct
15 Correct 81 ms 159048 KB Output is correct
16 Correct 78 ms 159040 KB Output is correct
17 Correct 79 ms 159076 KB Output is correct
18 Correct 84 ms 159012 KB Output is correct
19 Correct 82 ms 159060 KB Output is correct
20 Correct 80 ms 159044 KB Output is correct
21 Correct 78 ms 159108 KB Output is correct
22 Correct 80 ms 159124 KB Output is correct
23 Correct 81 ms 159044 KB Output is correct
24 Correct 80 ms 159044 KB Output is correct
25 Correct 81 ms 159080 KB Output is correct
26 Correct 80 ms 159108 KB Output is correct
27 Correct 80 ms 159044 KB Output is correct
28 Correct 83 ms 159032 KB Output is correct
29 Correct 81 ms 159104 KB Output is correct
30 Correct 84 ms 159044 KB Output is correct
31 Correct 81 ms 159016 KB Output is correct
32 Correct 80 ms 159100 KB Output is correct
33 Correct 80 ms 159032 KB Output is correct
34 Correct 88 ms 159128 KB Output is correct
35 Correct 85 ms 159096 KB Output is correct
36 Correct 91 ms 160952 KB Output is correct
37 Correct 92 ms 161080 KB Output is correct
38 Correct 90 ms 160828 KB Output is correct
39 Correct 91 ms 160728 KB Output is correct
40 Correct 88 ms 160576 KB Output is correct
41 Correct 84 ms 160256 KB Output is correct
42 Correct 90 ms 160972 KB Output is correct
43 Correct 91 ms 160704 KB Output is correct
44 Correct 89 ms 161028 KB Output is correct
45 Correct 89 ms 160668 KB Output is correct
46 Correct 101 ms 160836 KB Output is correct
47 Correct 88 ms 160580 KB Output is correct
48 Correct 88 ms 160756 KB Output is correct
49 Correct 87 ms 160708 KB Output is correct
50 Correct 80 ms 159044 KB Output is correct
51 Correct 81 ms 159064 KB Output is correct
52 Correct 83 ms 159072 KB Output is correct
53 Correct 81 ms 159092 KB Output is correct
54 Correct 97 ms 159036 KB Output is correct
55 Correct 83 ms 159044 KB Output is correct
56 Correct 80 ms 159048 KB Output is correct
57 Correct 86 ms 159124 KB Output is correct
58 Correct 81 ms 159112 KB Output is correct
59 Correct 80 ms 159120 KB Output is correct
60 Correct 81 ms 159072 KB Output is correct
61 Correct 81 ms 159044 KB Output is correct
62 Correct 80 ms 159032 KB Output is correct
63 Correct 87 ms 159060 KB Output is correct
64 Correct 80 ms 159324 KB Output is correct
65 Correct 81 ms 159208 KB Output is correct
66 Correct 80 ms 159300 KB Output is correct
67 Correct 79 ms 159192 KB Output is correct
68 Correct 81 ms 159256 KB Output is correct
69 Correct 79 ms 159300 KB Output is correct
70 Correct 81 ms 159188 KB Output is correct
71 Correct 82 ms 159188 KB Output is correct
72 Correct 80 ms 159248 KB Output is correct
73 Correct 81 ms 159220 KB Output is correct
74 Correct 81 ms 159224 KB Output is correct
75 Correct 80 ms 159252 KB Output is correct
76 Correct 80 ms 159184 KB Output is correct
77 Correct 81 ms 159244 KB Output is correct
78 Correct 90 ms 160836 KB Output is correct
79 Correct 89 ms 160928 KB Output is correct
80 Correct 94 ms 160708 KB Output is correct
81 Correct 90 ms 160748 KB Output is correct
82 Correct 87 ms 160532 KB Output is correct
83 Correct 89 ms 160328 KB Output is correct
84 Correct 88 ms 160824 KB Output is correct
85 Correct 88 ms 160764 KB Output is correct
86 Correct 91 ms 160960 KB Output is correct
87 Correct 89 ms 160752 KB Output is correct
88 Correct 87 ms 160700 KB Output is correct
89 Correct 87 ms 160580 KB Output is correct
90 Correct 84 ms 160532 KB Output is correct
91 Correct 93 ms 160700 KB Output is correct
92 Correct 346 ms 185024 KB Output is correct
93 Correct 348 ms 184848 KB Output is correct
94 Correct 253 ms 182980 KB Output is correct
95 Correct 178 ms 184936 KB Output is correct
96 Correct 184 ms 184772 KB Output is correct
97 Correct 355 ms 189820 KB Output is correct
98 Correct 341 ms 190464 KB Output is correct
99 Correct 361 ms 184796 KB Output is correct
100 Correct 331 ms 185504 KB Output is correct
101 Correct 338 ms 184372 KB Output is correct
102 Correct 164 ms 178436 KB Output is correct
103 Correct 333 ms 188644 KB Output is correct
104 Correct 338 ms 185028 KB Output is correct
105 Correct 328 ms 186272 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 81 ms 159100 KB Output is correct
2 Correct 80 ms 159112 KB Output is correct
3 Correct 79 ms 159040 KB Output is correct
4 Correct 81 ms 159124 KB Output is correct
5 Correct 79 ms 159020 KB Output is correct
6 Correct 80 ms 159008 KB Output is correct
7 Correct 81 ms 159104 KB Output is correct
8 Correct 79 ms 159088 KB Output is correct
9 Correct 81 ms 159024 KB Output is correct
10 Correct 82 ms 159084 KB Output is correct
11 Correct 79 ms 159016 KB Output is correct
12 Correct 80 ms 159028 KB Output is correct
13 Correct 81 ms 159072 KB Output is correct
14 Correct 83 ms 159044 KB Output is correct
15 Correct 81 ms 159048 KB Output is correct
16 Correct 78 ms 159040 KB Output is correct
17 Correct 79 ms 159076 KB Output is correct
18 Correct 84 ms 159012 KB Output is correct
19 Correct 82 ms 159060 KB Output is correct
20 Correct 80 ms 159044 KB Output is correct
21 Correct 78 ms 159108 KB Output is correct
22 Correct 80 ms 159124 KB Output is correct
23 Correct 81 ms 159044 KB Output is correct
24 Correct 80 ms 159044 KB Output is correct
25 Correct 81 ms 159080 KB Output is correct
26 Correct 80 ms 159108 KB Output is correct
27 Correct 80 ms 159044 KB Output is correct
28 Correct 83 ms 159032 KB Output is correct
29 Correct 81 ms 159104 KB Output is correct
30 Correct 84 ms 159044 KB Output is correct
31 Correct 81 ms 159016 KB Output is correct
32 Correct 80 ms 159100 KB Output is correct
33 Correct 80 ms 159032 KB Output is correct
34 Correct 88 ms 159128 KB Output is correct
35 Correct 85 ms 159096 KB Output is correct
36 Correct 91 ms 160952 KB Output is correct
37 Correct 92 ms 161080 KB Output is correct
38 Correct 90 ms 160828 KB Output is correct
39 Correct 91 ms 160728 KB Output is correct
40 Correct 88 ms 160576 KB Output is correct
41 Correct 84 ms 160256 KB Output is correct
42 Correct 90 ms 160972 KB Output is correct
43 Correct 91 ms 160704 KB Output is correct
44 Correct 89 ms 161028 KB Output is correct
45 Correct 89 ms 160668 KB Output is correct
46 Correct 101 ms 160836 KB Output is correct
47 Correct 88 ms 160580 KB Output is correct
48 Correct 88 ms 160756 KB Output is correct
49 Correct 87 ms 160708 KB Output is correct
50 Correct 80 ms 159044 KB Output is correct
51 Correct 81 ms 159064 KB Output is correct
52 Correct 83 ms 159072 KB Output is correct
53 Correct 81 ms 159092 KB Output is correct
54 Correct 97 ms 159036 KB Output is correct
55 Correct 83 ms 159044 KB Output is correct
56 Correct 80 ms 159048 KB Output is correct
57 Correct 86 ms 159124 KB Output is correct
58 Correct 81 ms 159112 KB Output is correct
59 Correct 80 ms 159120 KB Output is correct
60 Correct 81 ms 159072 KB Output is correct
61 Correct 81 ms 159044 KB Output is correct
62 Correct 80 ms 159032 KB Output is correct
63 Correct 87 ms 159060 KB Output is correct
64 Correct 80 ms 159324 KB Output is correct
65 Correct 81 ms 159208 KB Output is correct
66 Correct 80 ms 159300 KB Output is correct
67 Correct 79 ms 159192 KB Output is correct
68 Correct 81 ms 159256 KB Output is correct
69 Correct 79 ms 159300 KB Output is correct
70 Correct 81 ms 159188 KB Output is correct
71 Correct 82 ms 159188 KB Output is correct
72 Correct 80 ms 159248 KB Output is correct
73 Correct 81 ms 159220 KB Output is correct
74 Correct 81 ms 159224 KB Output is correct
75 Correct 80 ms 159252 KB Output is correct
76 Correct 80 ms 159184 KB Output is correct
77 Correct 81 ms 159244 KB Output is correct
78 Correct 90 ms 160836 KB Output is correct
79 Correct 89 ms 160928 KB Output is correct
80 Correct 94 ms 160708 KB Output is correct
81 Correct 90 ms 160748 KB Output is correct
82 Correct 87 ms 160532 KB Output is correct
83 Correct 89 ms 160328 KB Output is correct
84 Correct 88 ms 160824 KB Output is correct
85 Correct 88 ms 160764 KB Output is correct
86 Correct 91 ms 160960 KB Output is correct
87 Correct 89 ms 160752 KB Output is correct
88 Correct 87 ms 160700 KB Output is correct
89 Correct 87 ms 160580 KB Output is correct
90 Correct 84 ms 160532 KB Output is correct
91 Correct 93 ms 160700 KB Output is correct
92 Correct 346 ms 185024 KB Output is correct
93 Correct 348 ms 184848 KB Output is correct
94 Correct 253 ms 182980 KB Output is correct
95 Correct 178 ms 184936 KB Output is correct
96 Correct 184 ms 184772 KB Output is correct
97 Correct 355 ms 189820 KB Output is correct
98 Correct 341 ms 190464 KB Output is correct
99 Correct 361 ms 184796 KB Output is correct
100 Correct 331 ms 185504 KB Output is correct
101 Correct 338 ms 184372 KB Output is correct
102 Correct 164 ms 178436 KB Output is correct
103 Correct 333 ms 188644 KB Output is correct
104 Correct 338 ms 185028 KB Output is correct
105 Correct 328 ms 186272 KB Output is correct
106 Execution timed out 7063 ms 380024 KB Time limit exceeded
107 Halted 0 ms 0 KB -