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Submission #525729

# Submission time Handle Problem Language Result Execution time Memory
525729 2022-02-12T16:26:14 Z qwerasdfzxcl Mountains and Valleys (CCO20_day1problem3) C++14
21 / 25
 1085 ms 170160 KB 
#include <bits/stdc++.h>

typedef long long ll;
using namespace std;
struct Query{
    int x, y, z;
    Query(){}
    Query(int _x, int _y, int _z): x(_x), y(_y), z(_z) {}
};
vector<int> adj[500500];
vector<Query> E;
int n;

inline void _insert(pair<int, int> *arr, int sz, int x, int y){
    if (arr[sz-1].first>=x) return;
    arr[sz-1] = {x, y};
    for (int i=sz-2;i>=0;i--) if (arr[i].first < arr[i+1].first) swap(arr[i], arr[i+1]);
}

int dep[500500], par[500500], dp_D[500500], dp_far[500500], D[500500], deep[500500];
void dfs_dp1(int s, int pa = -1){
    //printf(" %d", s);
    par[s] = pa;

    pair<int, int> Drr[3], Frr[3];
    for (int i=0;i<3;i++) {Drr[i] = Frr[i] = {0, -1};}

    for (auto &v:adj[s]) if (v!=pa){
        dep[v] = dep[s]+1;
        dfs_dp1(v, s);

        dp_D[s] = max(dp_D[s], dp_D[v]);
        dp_far[s] = max(dp_far[s], dp_far[v]+1);

        _insert(Drr, 3, dp_D[v], v);
        _insert(Frr, 3, dp_far[v]+1, v);
    }


    dp_D[s] = max(dp_D[s], Frr[0].first + Frr[1].first);

    ///calc D, deep
    for (auto &v:adj[s]) if (v!=pa){
        if (v==Drr[0].second) D[v] = Drr[1].first;
        else D[v] = Drr[0].first;

        if (v==Frr[0].second){
            D[v] = max(D[v], Frr[1].first + Frr[2].first);
            deep[v] = Frr[1].first;
        }
        else if (v==Frr[1].second){
            D[v] = max(D[v], Frr[0].first + Frr[2].first);
            deep[v] = Frr[0].first;
        }
        else{
            D[v] = max(D[v], Frr[0].first + Frr[1].first);
            deep[v] = Frr[0].first;
        }
    }
}

pair<int, int> Dc[500500][4], Fc[500500][4];
int dp_parD[500500], dp_parF[500500];

void dfs_dp2(int s, int pa = -1){
    for (int i=0;i<4;i++) {Dc[s][i] = Fc[s][i] = {0, -1};}

    if (pa!=-1){
        _insert(Dc[s], 4, dp_parD[s], pa);
        _insert(Fc[s], 4, dp_parF[s]+1, pa);
    }

    for (auto &v:adj[s]) if (v!=pa){
        _insert(Dc[s], 4, dp_D[v], v);
        _insert(Fc[s], 4, dp_far[v]+1, v);
    }

    ///calc dp_par
    for (auto &v:adj[s]) if (v!=pa){
        if (v==Dc[s][0].second) dp_parD[v] = Dc[s][1].first;
        else dp_parD[v] = Dc[s][0].first;

        if (v==Fc[s][0].second){
            dp_parD[v] = max(dp_parD[v], Fc[s][1].first + Fc[s][2].first);
            dp_parF[v] = Fc[s][1].first;
        }
        else if (v==Fc[s][1].second){
            dp_parD[v] = max(dp_parD[v], Fc[s][0].first + Fc[s][2].first);
            dp_parF[v] = Fc[s][0].first;
        }
        else{
            dp_parD[v] = max(dp_parD[v], Fc[s][0].first + Fc[s][1].first);
            dp_parF[v] = Fc[s][0].first;
        }
    }

    for (auto &v:adj[s]) if (v!=pa) dfs_dp2(v, s);
}

struct Node{
    int ans, a, b;
    Node(){}
    Node(int _ans, int _a, int _b): ans(_ans), a(_a), b(_b) {}
    Node operator +(const Node &R) const{
        return Node(max(max(ans, R.ans), a+R.b), max(a, R.a), max(b, R.b));
    }
};
pair<int, int> sp1[500500][20];
Node sp2[500500][20];

void build(int n){
    for (int i=0;i<n;i++){
        sp1[i][0] = {D[i], par[i]};
        sp2[i][0] = Node(-1e9, deep[i]-(dep[i]-1), deep[i]+(dep[i]-1));
    }

    for (int j=1;j<20;j++){
        for (int i=0;i<n;i++) if (dep[i]>=(1<<j)){
            int tmp = sp1[i][j-1].second;

            sp1[i][j].first = max(sp1[i][j-1].first, sp1[tmp][j-1].first);
            sp1[i][j].second = sp1[tmp][j-1].second;
            sp2[i][j] = sp2[i][j-1] + sp2[tmp][j-1];
        }
    }
}

int prV, prW;
int get_lca(int v, int w){
    if (dep[v]<dep[w]) swap(v, w);

    if(dep[v]!=dep[w]){
        int dist = dep[v] - dep[w] - 1;
        for (int j=0;dist>0;j++) if (dist&(1<<j)){
            v = sp1[v][j].second;
            dist -= 1<<j;
        }
    }
    prV = v, prW = w;
    if (dep[v]!=dep[w]) v = sp1[v][0].second;

    if (v==w) return v;

    for (int j=19;j>=0;j--) if (sp1[v][j].second!=sp1[w][j].second){
        v = sp1[v][j].second;
        w = sp1[w][j].second;
    }
    prV = v, prW = w;
    return sp1[v][0].second;
}

int calc1(int x, int y, int w){
    int lca = get_lca(x, y);
    int ret = 0;

    if (x!=lca) ret = max(ret, dp_D[x]);
    if (y!=lca) ret = max(ret, dp_D[y]);

    int rdist = dep[x] + dep[y] - dep[lca]*2;

    int dist = dep[x] - dep[lca] - 1;
    for (int j=0;dist>0;j++) if (dist&(1<<j)){
        ret = max(ret, sp1[x][j].first);
        x = sp1[x][j].second;
        dist -= 1<<j;
    }

    dist = dep[y] - dep[lca] - 1;
    for (int j=0;dist>0;j++) if (dist&(1<<j)){
        ret = max(ret, sp1[y][j].first);
        y = sp1[y][j].second;
        dist -= 1<<j;
    }

    int S = 0, cnt = 0;
    for (int i=0;i<4;i++) if (Dc[lca][i].second!=x && Dc[lca][i].second!=y) ret = max(ret, Dc[lca][i].first);
    for (int i=0;i<4;i++) if (Fc[lca][i].second!=x && Fc[lca][i].second!=y){
        S += Fc[lca][i].first;
        cnt++;
        if (cnt==2) break;
    }
    ret = max(ret, S);

    return (n-1+w)*2 - ret - rdist - w;
}

int calc2(int x, int y, int w){
    int lca = get_lca(x, y);
    int ret = -1e9, rdist = dep[x] + dep[y] - dep[lca]*2;

    int val = -1;
    for (int i=0;i<4;i++) if (Fc[lca][i].second!=prV && Fc[lca][i].second!=prW) {val = Fc[lca][i].first; break;}
    assert(val!=-1);

    ///left chain
    int tx = x, ty = y;
    Node cur(-1e9, dp_far[tx] - dep[tx], dp_far[tx] + dep[tx]);
    Node Top(-1e9, val - dep[lca], val + dep[lca]);

    int dist = dep[tx] - dep[lca] - 1;
    for (int j=0;dist>0;j++) if (dist&(1<<j)){
        cur = cur + sp2[tx][j];
        tx = sp1[tx][j].second;
        dist -= 1<<j;
    }

    if (tx!=lca) cur = cur + Top;
    ret = max(ret, cur.ans);

    ///right chain
    cur = Node(-1e9, dp_far[ty] - dep[ty], dp_far[ty] + dep[ty]);
    dist = dep[ty] - dep[lca] - 1;
    for (int j=0;dist>0;j++) if (dist&(1<<j)){
        cur = cur + sp2[ty][j];
        ty = sp1[ty][j].second;
        dist -= 1<<j;
    }

    if (ty!=lca) cur = cur + Top;
    ret = max(ret, cur.ans);

    ///left and right
    if (x==lca || y==lca) return (n-2+w) * 2 - (rdist+w+ret);

    int L = dp_far[x] - dep[x], R = dp_far[y] - dep[y];
    tx = x, ty = y;

    dist = dep[tx] - dep[lca] - 1;
    for (int j=0;dist>0;j++) if (dist&(1<<j)){
        L = max(L, sp2[tx][j].a);
        tx = sp1[tx][j].second;
        dist -= 1<<j;
    }

    dist = dep[ty] - dep[lca] - 1;
    for (int j=0;dist>0;j++) if (dist&(1<<j)){
        R = max(R, sp2[ty][j].a);
        ty = sp1[ty][j].second;
        dist -= 1<<j;
    }

    ret = max(ret, L+R + dep[lca]*2);

    return (n-2+w) * 2 - (rdist+w+ret);
}

void Debug(){
    printf("dep: ");
    for (int i=0;i<n;i++) printf("%d ", dep[i]);
    printf("\npar: ");
    for (int i=0;i<n;i++) printf("%d ", par[i]);
    printf("\ndp_D: ");
    for (int i=0;i<n;i++) printf("%d ", dp_D[i]);
    printf("\ndp_far: ");
    for (int i=0;i<n;i++) printf("%d ", dp_far[i]);
    printf("\nD: ");
    for (int i=0;i<n;i++) printf("%d ", D[i]);
    printf("\ndeep: ");
    for (int i=0;i<n;i++) printf("%d ", deep[i]);
    printf("\ndp_parD: ");
    for (int i=0;i<n;i++) printf("%d ", dp_parD[i]);
    printf("\ndp_parF: ");
    for (int i=0;i<n;i++) printf("%d ", dp_parF[i]);
    printf("\n");
}

int main(){
    cin.tie(NULL);
    ios_base::sync_with_stdio(false);
    int m;
    cin >> n >> m;
    for (int i=1;i<=m;i++){
        int x, y, z;
        cin >> x >> y >> z;
        if (z!=1) {E.emplace_back(x, y, z); continue;}

        adj[x].push_back(y);
        adj[y].push_back(x);
    }

    dfs_dp1(0);
    dfs_dp2(0);

    if (n>80000) exit(0);

    //Debug();

    build(n);

    //if (n>80000) exit(0);

    int ans = (n-1)*2 - dp_D[0];

    for (auto &e:E){
        ans = min(ans, calc1(e.x, e.y, e.z));
        ans = min(ans, calc2(e.x, e.y, e.z));
    }

    printf("%d\n", ans);
    return 0;
}

Subtask #1
1.0 / 1.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 12108 KB Output is correct
2 Correct 7 ms 12072 KB Output is correct
3 Correct 7 ms 12160 KB Output is correct
4 Correct 7 ms 12108 KB Output is correct
5 Correct 7 ms 12160 KB Output is correct
6 Correct 7 ms 12144 KB Output is correct
7 Correct 6 ms 12108 KB Output is correct
8 Correct 6 ms 12108 KB Output is correct
9 Correct 6 ms 12108 KB Output is correct
10 Correct 6 ms 12108 KB Output is correct
11 Correct 6 ms 12108 KB Output is correct
12 Correct 6 ms 12156 KB Output is correct
13 Correct 8 ms 12056 KB Output is correct
14 Correct 6 ms 12108 KB Output is correct
15 Correct 6 ms 12108 KB Output is correct

Subtask #2
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 12108 KB Output is correct
2 Correct 7 ms 12072 KB Output is correct
3 Correct 7 ms 12160 KB Output is correct
4 Correct 7 ms 12108 KB Output is correct
5 Correct 7 ms 12160 KB Output is correct
6 Correct 7 ms 12144 KB Output is correct
7 Correct 6 ms 12108 KB Output is correct
8 Correct 6 ms 12108 KB Output is correct
9 Correct 6 ms 12108 KB Output is correct
10 Correct 6 ms 12108 KB Output is correct
11 Correct 6 ms 12108 KB Output is correct
12 Correct 6 ms 12156 KB Output is correct
13 Correct 8 ms 12056 KB Output is correct
14 Correct 6 ms 12108 KB Output is correct
15 Correct 6 ms 12108 KB Output is correct
16 Correct 6 ms 12108 KB Output is correct
17 Correct 6 ms 12168 KB Output is correct
18 Correct 6 ms 12156 KB Output is correct
19 Correct 7 ms 12108 KB Output is correct
20 Correct 10 ms 12108 KB Output is correct
21 Correct 8 ms 12108 KB Output is correct
22 Correct 8 ms 12148 KB Output is correct
23 Correct 6 ms 12124 KB Output is correct
24 Correct 7 ms 12132 KB Output is correct
25 Correct 7 ms 12108 KB Output is correct
26 Correct 8 ms 12108 KB Output is correct
27 Correct 6 ms 12108 KB Output is correct
28 Correct 7 ms 12108 KB Output is correct
29 Correct 6 ms 12108 KB Output is correct
30 Correct 9 ms 12108 KB Output is correct
31 Correct 7 ms 12108 KB Output is correct
32 Correct 6 ms 12108 KB Output is correct
33 Correct 6 ms 12108 KB Output is correct
34 Correct 6 ms 12108 KB Output is correct
35 Correct 6 ms 12108 KB Output is correct

Subtask #3
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 15436 KB Output is correct
2 Correct 13 ms 15540 KB Output is correct
3 Correct 15 ms 15180 KB Output is correct
4 Correct 14 ms 15116 KB Output is correct
5 Correct 18 ms 15052 KB Output is correct
6 Correct 10 ms 14808 KB Output is correct
7 Correct 15 ms 15508 KB Output is correct
8 Correct 15 ms 15284 KB Output is correct
9 Correct 14 ms 15496 KB Output is correct
10 Correct 14 ms 15056 KB Output is correct
11 Correct 17 ms 15284 KB Output is correct
12 Correct 14 ms 14924 KB Output is correct
13 Correct 15 ms 15176 KB Output is correct
14 Correct 14 ms 15180 KB Output is correct

Subtask #4
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 12108 KB Output is correct
2 Correct 7 ms 12072 KB Output is correct
3 Correct 7 ms 12160 KB Output is correct
4 Correct 7 ms 12108 KB Output is correct
5 Correct 7 ms 12160 KB Output is correct
6 Correct 7 ms 12144 KB Output is correct
7 Correct 6 ms 12108 KB Output is correct
8 Correct 6 ms 12108 KB Output is correct
9 Correct 6 ms 12108 KB Output is correct
10 Correct 6 ms 12108 KB Output is correct
11 Correct 6 ms 12108 KB Output is correct
12 Correct 6 ms 12156 KB Output is correct
13 Correct 8 ms 12056 KB Output is correct
14 Correct 6 ms 12108 KB Output is correct
15 Correct 6 ms 12108 KB Output is correct
16 Correct 6 ms 12108 KB Output is correct
17 Correct 6 ms 12168 KB Output is correct
18 Correct 6 ms 12156 KB Output is correct
19 Correct 7 ms 12108 KB Output is correct
20 Correct 10 ms 12108 KB Output is correct
21 Correct 8 ms 12108 KB Output is correct
22 Correct 8 ms 12148 KB Output is correct
23 Correct 6 ms 12124 KB Output is correct
24 Correct 7 ms 12132 KB Output is correct
25 Correct 7 ms 12108 KB Output is correct
26 Correct 8 ms 12108 KB Output is correct
27 Correct 6 ms 12108 KB Output is correct
28 Correct 7 ms 12108 KB Output is correct
29 Correct 6 ms 12108 KB Output is correct
30 Correct 9 ms 12108 KB Output is correct
31 Correct 7 ms 12108 KB Output is correct
32 Correct 6 ms 12108 KB Output is correct
33 Correct 6 ms 12108 KB Output is correct
34 Correct 6 ms 12108 KB Output is correct
35 Correct 6 ms 12108 KB Output is correct
36 Correct 6 ms 12108 KB Output is correct
37 Correct 6 ms 12108 KB Output is correct
38 Correct 6 ms 12108 KB Output is correct
39 Correct 6 ms 12108 KB Output is correct
40 Correct 6 ms 12108 KB Output is correct
41 Correct 6 ms 12108 KB Output is correct
42 Correct 7 ms 12108 KB Output is correct
43 Correct 7 ms 12116 KB Output is correct
44 Correct 6 ms 12108 KB Output is correct
45 Correct 7 ms 12108 KB Output is correct
46 Correct 6 ms 12112 KB Output is correct
47 Correct 7 ms 12216 KB Output is correct
48 Correct 7 ms 12108 KB Output is correct
49 Correct 9 ms 12108 KB Output is correct

Subtask #5
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 12108 KB Output is correct
2 Correct 7 ms 12072 KB Output is correct
3 Correct 7 ms 12160 KB Output is correct
4 Correct 7 ms 12108 KB Output is correct
5 Correct 7 ms 12160 KB Output is correct
6 Correct 7 ms 12144 KB Output is correct
7 Correct 6 ms 12108 KB Output is correct
8 Correct 6 ms 12108 KB Output is correct
9 Correct 6 ms 12108 KB Output is correct
10 Correct 6 ms 12108 KB Output is correct
11 Correct 6 ms 12108 KB Output is correct
12 Correct 6 ms 12156 KB Output is correct
13 Correct 8 ms 12056 KB Output is correct
14 Correct 6 ms 12108 KB Output is correct
15 Correct 6 ms 12108 KB Output is correct
16 Correct 6 ms 12108 KB Output is correct
17 Correct 6 ms 12168 KB Output is correct
18 Correct 6 ms 12156 KB Output is correct
19 Correct 7 ms 12108 KB Output is correct
20 Correct 10 ms 12108 KB Output is correct
21 Correct 8 ms 12108 KB Output is correct
22 Correct 8 ms 12148 KB Output is correct
23 Correct 6 ms 12124 KB Output is correct
24 Correct 7 ms 12132 KB Output is correct
25 Correct 7 ms 12108 KB Output is correct
26 Correct 8 ms 12108 KB Output is correct
27 Correct 6 ms 12108 KB Output is correct
28 Correct 7 ms 12108 KB Output is correct
29 Correct 6 ms 12108 KB Output is correct
30 Correct 9 ms 12108 KB Output is correct
31 Correct 7 ms 12108 KB Output is correct
32 Correct 6 ms 12108 KB Output is correct
33 Correct 6 ms 12108 KB Output is correct
34 Correct 6 ms 12108 KB Output is correct
35 Correct 6 ms 12108 KB Output is correct
36 Correct 6 ms 12108 KB Output is correct
37 Correct 6 ms 12108 KB Output is correct
38 Correct 6 ms 12108 KB Output is correct
39 Correct 6 ms 12108 KB Output is correct
40 Correct 6 ms 12108 KB Output is correct
41 Correct 6 ms 12108 KB Output is correct
42 Correct 7 ms 12108 KB Output is correct
43 Correct 7 ms 12116 KB Output is correct
44 Correct 6 ms 12108 KB Output is correct
45 Correct 7 ms 12108 KB Output is correct
46 Correct 6 ms 12112 KB Output is correct
47 Correct 7 ms 12216 KB Output is correct
48 Correct 7 ms 12108 KB Output is correct
49 Correct 9 ms 12108 KB Output is correct
50 Correct 6 ms 12364 KB Output is correct
51 Correct 6 ms 12364 KB Output is correct
52 Correct 6 ms 12364 KB Output is correct
53 Correct 7 ms 12364 KB Output is correct
54 Correct 7 ms 12364 KB Output is correct
55 Correct 8 ms 12364 KB Output is correct
56 Correct 7 ms 12364 KB Output is correct
57 Correct 9 ms 12364 KB Output is correct
58 Correct 8 ms 12364 KB Output is correct
59 Correct 7 ms 12332 KB Output is correct
60 Correct 7 ms 12364 KB Output is correct
61 Correct 7 ms 12364 KB Output is correct
62 Correct 7 ms 12364 KB Output is correct
63 Correct 7 ms 12444 KB Output is correct

Subtask #6
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 12108 KB Output is correct
2 Correct 7 ms 12072 KB Output is correct
3 Correct 7 ms 12160 KB Output is correct
4 Correct 7 ms 12108 KB Output is correct
5 Correct 7 ms 12160 KB Output is correct
6 Correct 7 ms 12144 KB Output is correct
7 Correct 6 ms 12108 KB Output is correct
8 Correct 6 ms 12108 KB Output is correct
9 Correct 6 ms 12108 KB Output is correct
10 Correct 6 ms 12108 KB Output is correct
11 Correct 6 ms 12108 KB Output is correct
12 Correct 6 ms 12156 KB Output is correct
13 Correct 8 ms 12056 KB Output is correct
14 Correct 6 ms 12108 KB Output is correct
15 Correct 6 ms 12108 KB Output is correct
16 Correct 6 ms 12108 KB Output is correct
17 Correct 6 ms 12168 KB Output is correct
18 Correct 6 ms 12156 KB Output is correct
19 Correct 7 ms 12108 KB Output is correct
20 Correct 10 ms 12108 KB Output is correct
21 Correct 8 ms 12108 KB Output is correct
22 Correct 8 ms 12148 KB Output is correct
23 Correct 6 ms 12124 KB Output is correct
24 Correct 7 ms 12132 KB Output is correct
25 Correct 7 ms 12108 KB Output is correct
26 Correct 8 ms 12108 KB Output is correct
27 Correct 6 ms 12108 KB Output is correct
28 Correct 7 ms 12108 KB Output is correct
29 Correct 6 ms 12108 KB Output is correct
30 Correct 9 ms 12108 KB Output is correct
31 Correct 7 ms 12108 KB Output is correct
32 Correct 6 ms 12108 KB Output is correct
33 Correct 6 ms 12108 KB Output is correct
34 Correct 6 ms 12108 KB Output is correct
35 Correct 6 ms 12108 KB Output is correct
36 Correct 16 ms 15436 KB Output is correct
37 Correct 13 ms 15540 KB Output is correct
38 Correct 15 ms 15180 KB Output is correct
39 Correct 14 ms 15116 KB Output is correct
40 Correct 18 ms 15052 KB Output is correct
41 Correct 10 ms 14808 KB Output is correct
42 Correct 15 ms 15508 KB Output is correct
43 Correct 15 ms 15284 KB Output is correct
44 Correct 14 ms 15496 KB Output is correct
45 Correct 14 ms 15056 KB Output is correct
46 Correct 17 ms 15284 KB Output is correct
47 Correct 14 ms 14924 KB Output is correct
48 Correct 15 ms 15176 KB Output is correct
49 Correct 14 ms 15180 KB Output is correct
50 Correct 6 ms 12108 KB Output is correct
51 Correct 6 ms 12108 KB Output is correct
52 Correct 6 ms 12108 KB Output is correct
53 Correct 6 ms 12108 KB Output is correct
54 Correct 6 ms 12108 KB Output is correct
55 Correct 6 ms 12108 KB Output is correct
56 Correct 7 ms 12108 KB Output is correct
57 Correct 7 ms 12116 KB Output is correct
58 Correct 6 ms 12108 KB Output is correct
59 Correct 7 ms 12108 KB Output is correct
60 Correct 6 ms 12112 KB Output is correct
61 Correct 7 ms 12216 KB Output is correct
62 Correct 7 ms 12108 KB Output is correct
63 Correct 9 ms 12108 KB Output is correct
64 Correct 6 ms 12364 KB Output is correct
65 Correct 6 ms 12364 KB Output is correct
66 Correct 6 ms 12364 KB Output is correct
67 Correct 7 ms 12364 KB Output is correct
68 Correct 7 ms 12364 KB Output is correct
69 Correct 8 ms 12364 KB Output is correct
70 Correct 7 ms 12364 KB Output is correct
71 Correct 9 ms 12364 KB Output is correct
72 Correct 8 ms 12364 KB Output is correct
73 Correct 7 ms 12332 KB Output is correct
74 Correct 7 ms 12364 KB Output is correct
75 Correct 7 ms 12364 KB Output is correct
76 Correct 7 ms 12364 KB Output is correct
77 Correct 7 ms 12444 KB Output is correct
78 Correct 14 ms 15180 KB Output is correct
79 Correct 17 ms 15308 KB Output is correct
80 Correct 15 ms 15088 KB Output is correct
81 Correct 14 ms 15208 KB Output is correct
82 Correct 15 ms 15052 KB Output is correct
83 Correct 15 ms 14796 KB Output is correct
84 Correct 17 ms 15284 KB Output is correct
85 Correct 14 ms 15332 KB Output is correct
86 Correct 14 ms 15436 KB Output is correct
87 Correct 14 ms 15180 KB Output is correct
88 Correct 15 ms 15196 KB Output is correct
89 Correct 15 ms 15120 KB Output is correct
90 Correct 11 ms 14924 KB Output is correct
91 Correct 11 ms 15092 KB Output is correct

Subtask #7
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 12108 KB Output is correct
2 Correct 7 ms 12072 KB Output is correct
3 Correct 7 ms 12160 KB Output is correct
4 Correct 7 ms 12108 KB Output is correct
5 Correct 7 ms 12160 KB Output is correct
6 Correct 7 ms 12144 KB Output is correct
7 Correct 6 ms 12108 KB Output is correct
8 Correct 6 ms 12108 KB Output is correct
9 Correct 6 ms 12108 KB Output is correct
10 Correct 6 ms 12108 KB Output is correct
11 Correct 6 ms 12108 KB Output is correct
12 Correct 6 ms 12156 KB Output is correct
13 Correct 8 ms 12056 KB Output is correct
14 Correct 6 ms 12108 KB Output is correct
15 Correct 6 ms 12108 KB Output is correct
16 Correct 6 ms 12108 KB Output is correct
17 Correct 6 ms 12168 KB Output is correct
18 Correct 6 ms 12156 KB Output is correct
19 Correct 7 ms 12108 KB Output is correct
20 Correct 10 ms 12108 KB Output is correct
21 Correct 8 ms 12108 KB Output is correct
22 Correct 8 ms 12148 KB Output is correct
23 Correct 6 ms 12124 KB Output is correct
24 Correct 7 ms 12132 KB Output is correct
25 Correct 7 ms 12108 KB Output is correct
26 Correct 8 ms 12108 KB Output is correct
27 Correct 6 ms 12108 KB Output is correct
28 Correct 7 ms 12108 KB Output is correct
29 Correct 6 ms 12108 KB Output is correct
30 Correct 9 ms 12108 KB Output is correct
31 Correct 7 ms 12108 KB Output is correct
32 Correct 6 ms 12108 KB Output is correct
33 Correct 6 ms 12108 KB Output is correct
34 Correct 6 ms 12108 KB Output is correct
35 Correct 6 ms 12108 KB Output is correct
36 Correct 16 ms 15436 KB Output is correct
37 Correct 13 ms 15540 KB Output is correct
38 Correct 15 ms 15180 KB Output is correct
39 Correct 14 ms 15116 KB Output is correct
40 Correct 18 ms 15052 KB Output is correct
41 Correct 10 ms 14808 KB Output is correct
42 Correct 15 ms 15508 KB Output is correct
43 Correct 15 ms 15284 KB Output is correct
44 Correct 14 ms 15496 KB Output is correct
45 Correct 14 ms 15056 KB Output is correct
46 Correct 17 ms 15284 KB Output is correct
47 Correct 14 ms 14924 KB Output is correct
48 Correct 15 ms 15176 KB Output is correct
49 Correct 14 ms 15180 KB Output is correct
50 Correct 6 ms 12108 KB Output is correct
51 Correct 6 ms 12108 KB Output is correct
52 Correct 6 ms 12108 KB Output is correct
53 Correct 6 ms 12108 KB Output is correct
54 Correct 6 ms 12108 KB Output is correct
55 Correct 6 ms 12108 KB Output is correct
56 Correct 7 ms 12108 KB Output is correct
57 Correct 7 ms 12116 KB Output is correct
58 Correct 6 ms 12108 KB Output is correct
59 Correct 7 ms 12108 KB Output is correct
60 Correct 6 ms 12112 KB Output is correct
61 Correct 7 ms 12216 KB Output is correct
62 Correct 7 ms 12108 KB Output is correct
63 Correct 9 ms 12108 KB Output is correct
64 Correct 6 ms 12364 KB Output is correct
65 Correct 6 ms 12364 KB Output is correct
66 Correct 6 ms 12364 KB Output is correct
67 Correct 7 ms 12364 KB Output is correct
68 Correct 7 ms 12364 KB Output is correct
69 Correct 8 ms 12364 KB Output is correct
70 Correct 7 ms 12364 KB Output is correct
71 Correct 9 ms 12364 KB Output is correct
72 Correct 8 ms 12364 KB Output is correct
73 Correct 7 ms 12332 KB Output is correct
74 Correct 7 ms 12364 KB Output is correct
75 Correct 7 ms 12364 KB Output is correct
76 Correct 7 ms 12364 KB Output is correct
77 Correct 7 ms 12444 KB Output is correct
78 Correct 14 ms 15180 KB Output is correct
79 Correct 17 ms 15308 KB Output is correct
80 Correct 15 ms 15088 KB Output is correct
81 Correct 14 ms 15208 KB Output is correct
82 Correct 15 ms 15052 KB Output is correct
83 Correct 15 ms 14796 KB Output is correct
84 Correct 17 ms 15284 KB Output is correct
85 Correct 14 ms 15332 KB Output is correct
86 Correct 14 ms 15436 KB Output is correct
87 Correct 14 ms 15180 KB Output is correct
88 Correct 15 ms 15196 KB Output is correct
89 Correct 15 ms 15120 KB Output is correct
90 Correct 11 ms 14924 KB Output is correct
91 Correct 11 ms 15092 KB Output is correct
92 Correct 314 ms 59704 KB Output is correct
93 Correct 321 ms 59560 KB Output is correct
94 Correct 218 ms 57972 KB Output is correct
95 Correct 160 ms 59896 KB Output is correct
96 Correct 151 ms 59712 KB Output is correct
97 Correct 298 ms 64016 KB Output is correct
98 Correct 293 ms 65136 KB Output is correct
99 Correct 307 ms 59204 KB Output is correct
100 Correct 293 ms 60164 KB Output is correct
101 Correct 293 ms 59144 KB Output is correct
102 Correct 90 ms 54356 KB Output is correct
103 Correct 301 ms 63232 KB Output is correct
104 Correct 301 ms 60160 KB Output is correct
105 Correct 319 ms 61308 KB Output is correct

Subtask #8
0.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 12108 KB Output is correct
2 Correct 7 ms 12072 KB Output is correct
3 Correct 7 ms 12160 KB Output is correct
4 Correct 7 ms 12108 KB Output is correct
5 Correct 7 ms 12160 KB Output is correct
6 Correct 7 ms 12144 KB Output is correct
7 Correct 6 ms 12108 KB Output is correct
8 Correct 6 ms 12108 KB Output is correct
9 Correct 6 ms 12108 KB Output is correct
10 Correct 6 ms 12108 KB Output is correct
11 Correct 6 ms 12108 KB Output is correct
12 Correct 6 ms 12156 KB Output is correct
13 Correct 8 ms 12056 KB Output is correct
14 Correct 6 ms 12108 KB Output is correct
15 Correct 6 ms 12108 KB Output is correct
16 Correct 6 ms 12108 KB Output is correct
17 Correct 6 ms 12168 KB Output is correct
18 Correct 6 ms 12156 KB Output is correct
19 Correct 7 ms 12108 KB Output is correct
20 Correct 10 ms 12108 KB Output is correct
21 Correct 8 ms 12108 KB Output is correct
22 Correct 8 ms 12148 KB Output is correct
23 Correct 6 ms 12124 KB Output is correct
24 Correct 7 ms 12132 KB Output is correct
25 Correct 7 ms 12108 KB Output is correct
26 Correct 8 ms 12108 KB Output is correct
27 Correct 6 ms 12108 KB Output is correct
28 Correct 7 ms 12108 KB Output is correct
29 Correct 6 ms 12108 KB Output is correct
30 Correct 9 ms 12108 KB Output is correct
31 Correct 7 ms 12108 KB Output is correct
32 Correct 6 ms 12108 KB Output is correct
33 Correct 6 ms 12108 KB Output is correct
34 Correct 6 ms 12108 KB Output is correct
35 Correct 6 ms 12108 KB Output is correct
36 Correct 16 ms 15436 KB Output is correct
37 Correct 13 ms 15540 KB Output is correct
38 Correct 15 ms 15180 KB Output is correct
39 Correct 14 ms 15116 KB Output is correct
40 Correct 18 ms 15052 KB Output is correct
41 Correct 10 ms 14808 KB Output is correct
42 Correct 15 ms 15508 KB Output is correct
43 Correct 15 ms 15284 KB Output is correct
44 Correct 14 ms 15496 KB Output is correct
45 Correct 14 ms 15056 KB Output is correct
46 Correct 17 ms 15284 KB Output is correct
47 Correct 14 ms 14924 KB Output is correct
48 Correct 15 ms 15176 KB Output is correct
49 Correct 14 ms 15180 KB Output is correct
50 Correct 6 ms 12108 KB Output is correct
51 Correct 6 ms 12108 KB Output is correct
52 Correct 6 ms 12108 KB Output is correct
53 Correct 6 ms 12108 KB Output is correct
54 Correct 6 ms 12108 KB Output is correct
55 Correct 6 ms 12108 KB Output is correct
56 Correct 7 ms 12108 KB Output is correct
57 Correct 7 ms 12116 KB Output is correct
58 Correct 6 ms 12108 KB Output is correct
59 Correct 7 ms 12108 KB Output is correct
60 Correct 6 ms 12112 KB Output is correct
61 Correct 7 ms 12216 KB Output is correct
62 Correct 7 ms 12108 KB Output is correct
63 Correct 9 ms 12108 KB Output is correct
64 Correct 6 ms 12364 KB Output is correct
65 Correct 6 ms 12364 KB Output is correct
66 Correct 6 ms 12364 KB Output is correct
67 Correct 7 ms 12364 KB Output is correct
68 Correct 7 ms 12364 KB Output is correct
69 Correct 8 ms 12364 KB Output is correct
70 Correct 7 ms 12364 KB Output is correct
71 Correct 9 ms 12364 KB Output is correct
72 Correct 8 ms 12364 KB Output is correct
73 Correct 7 ms 12332 KB Output is correct
74 Correct 7 ms 12364 KB Output is correct
75 Correct 7 ms 12364 KB Output is correct
76 Correct 7 ms 12364 KB Output is correct
77 Correct 7 ms 12444 KB Output is correct
78 Correct 14 ms 15180 KB Output is correct
79 Correct 17 ms 15308 KB Output is correct
80 Correct 15 ms 15088 KB Output is correct
81 Correct 14 ms 15208 KB Output is correct
82 Correct 15 ms 15052 KB Output is correct
83 Correct 15 ms 14796 KB Output is correct
84 Correct 17 ms 15284 KB Output is correct
85 Correct 14 ms 15332 KB Output is correct
86 Correct 14 ms 15436 KB Output is correct
87 Correct 14 ms 15180 KB Output is correct
88 Correct 15 ms 15196 KB Output is correct
89 Correct 15 ms 15120 KB Output is correct
90 Correct 11 ms 14924 KB Output is correct
91 Correct 11 ms 15092 KB Output is correct
92 Correct 314 ms 59704 KB Output is correct
93 Correct 321 ms 59560 KB Output is correct
94 Correct 218 ms 57972 KB Output is correct
95 Correct 160 ms 59896 KB Output is correct
96 Correct 151 ms 59712 KB Output is correct
97 Correct 298 ms 64016 KB Output is correct
98 Correct 293 ms 65136 KB Output is correct
99 Correct 307 ms 59204 KB Output is correct
100 Correct 293 ms 60164 KB Output is correct
101 Correct 293 ms 59144 KB Output is correct
102 Correct 90 ms 54356 KB Output is correct
103 Correct 301 ms 63232 KB Output is correct
104 Correct 301 ms 60160 KB Output is correct
105 Correct 319 ms 61308 KB Output is correct
106 Incorrect 1085 ms 170160 KB Output isn't correct
107 Halted 0 ms 0 KB -