답안 #1061600

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1061600 2024-08-16T11:08:59 Z TheQuantiX 분수 공원 (IOI21_parks) C++17
30 / 100
581 ms 62080 KB
#include<bits/stdc++.h>
#include "parks.h"

using namespace std;
using ll = long long;

ll n, m, q, k, x, y, a, b, c;

struct dsu {
    ll n;
    vector<ll> par;
    vector<ll> sz;
    
    dsu(ll N) : n(N) {
        par.resize(n);
        sz.resize(n);
        for (int i = 0; i < n; i++) {
            par[i] = i;
            sz[i] = 1;
        }
    }

    ll find_p(ll x) {
        if (par[x] == x) {
            return x;
        }
        ll p = find_p(par[x]);
        par[x] = p;
        return p;
    }

    void join(ll x, ll y) {
        x = find_p(x);
        y = find_p(y);
        if (x == y) {
            return;
        }
        if (sz[y] > sz[x]) {
            swap(x, y);
        }
        par[y] = x;
        sz[x] += sz[y];
    }
};

int construct_roads(vector<int> x, vector<int> y) {
    n = x.size();
    array< vector<int>, 4 > ans;
    if (*max_element(x.begin(), x.end()) <= 6) {
        vector< vector<ll> > v(7, vector<ll> (200001, -1));
        for (int i = 0; i < n; i++) {
            v[x[i]][y[i]] = i;
        }
        dsu d(n);
        for (int i = 2; i < 200000; i += 2) {
            if (v[2][i] != -1 && v[2][i + 2] != -1 && d.find_p(v[2][i]) != d.find_p(v[2][i + 2])) {
                d.join(v[2][i], v[2][i + 2]);
                ans[0].push_back(v[2][i]);
                ans[1].push_back(v[2][i + 2]);
                ans[2].push_back(1);
                ans[3].push_back(i + 1);
            }
            if (v[6][i] != -1 && v[6][i + 2] != -1 && d.find_p(v[6][i]) != d.find_p(v[6][i + 2])) {
                d.join(v[6][i], v[6][i + 2]);
                ans[0].push_back(v[6][i]);
                ans[1].push_back(v[6][i + 2]);
                ans[2].push_back(7);
                ans[3].push_back(i + 1);
            }
        }
        vector< pair< ll, pair<ll, ll> > > vec;
        for (int i = 2; i < 200000; i += 2) {
            if (v[4][i] != -1 && v[4][i + 2] != -1 && d.find_p(v[4][i]) != d.find_p(v[4][i + 2])) {
                d.join(v[4][i], v[4][i + 2]);
                vec.push_back({i + 1, {v[4][i], v[4][i + 2]}});
            }
        }
        for (int i = 2; i <= 200000; i += 2) {
            if (v[4][i] != -1 && v[2][i] != -1 && d.find_p(v[4][i]) != d.find_p(v[2][i])) {
                d.join(v[4][i], v[2][i]);
                vec.push_back({i, {v[4][i], v[2][i]}});
            }
            if (v[4][i] != -1 && v[6][i] != -1 && d.find_p(v[4][i]) != d.find_p(v[6][i])) {
                d.join(v[4][i], v[6][i]);
                vec.push_back({i, {v[4][i], v[6][i]}});
            }
        }
        set< pair<ll, ll> > st;
        sort(vec.begin(), vec.end());
        for (auto i : vec) {
            if (i.first % 2 == 0) {
                if (!st.count({(x[i.second.first] + x[i.second.second]) / 2, i.first - 1})) {
                    st.insert({(x[i.second.first] + x[i.second.second]) / 2, i.first - 1});
                    ans[0].push_back(i.second.first);
                    ans[1].push_back(i.second.second);
                    ans[2].push_back((x[i.second.first] + x[i.second.second]) / 2);
                    ans[3].push_back(i.first - 1);
                }
                else {
                    st.insert({(x[i.second.first] + x[i.second.second]) / 2, i.first + 1});
                    ans[0].push_back(i.second.first);
                    ans[1].push_back(i.second.second);
                    ans[2].push_back((x[i.second.first] + x[i.second.second]) / 2);
                    ans[3].push_back(i.first + 1);
                }
            }
            else {
                if (!st.count({(x[i.second.first] + x[i.second.second]) / 2 - 1, (y[i.second.first] + y[i.second.second]) / 2})) {
                    st.insert({(x[i.second.first] + x[i.second.second]) / 2 - 1, (y[i.second.first] + y[i.second.second]) / 2});
                    ans[0].push_back(i.second.first);
                    ans[1].push_back(i.second.second);
                    ans[2].push_back((x[i.second.first] + x[i.second.second]) / 2 - 1);
                    ans[3].push_back((y[i.second.first] + y[i.second.second]) / 2);
                }
                else {
                    st.insert({(x[i.second.first] + x[i.second.second]) / 2 + 1, (y[i.second.first] + y[i.second.second]) / 2});
                    ans[0].push_back(i.second.first);
                    ans[1].push_back(i.second.second);
                    ans[2].push_back((x[i.second.first] + x[i.second.second]) / 2 + 1);
                    ans[3].push_back((y[i.second.first] + y[i.second.second]) / 2);
                }
            }
        }
        if (d.sz[d.find_p(0)] != n) {
            return 0;
        }
        build(ans[0], ans[1], ans[2], ans[3]);
        return 1;
    }
    map< pair<ll, ll>, ll > pts;
    for (int i = 0; i < n; i++) {
        pts[{x[i], y[i]}] = i;
    }
    dsu d(n);
    vector< pair< pair<ll, ll>, pair<ll, ll> > > vec;
    for (int i = 0; i < n; i++) {
        if (pts.count({x[i], y[i] - 2}) && d.find_p(i) != d.find_p(pts[{x[i], y[i] - 2}])) {
            d.join(i, pts[{x[i], y[i] - 2}]);
            vec.push_back({{x[i], y[i] - 1}, {i, pts[{x[i], y[i] - 2}]}});
        }
        if (pts.count({x[i], y[i] + 2}) && d.find_p(i) != d.find_p(pts[{x[i], y[i] + 2}])) {
            d.join(i, pts[{x[i], y[i] + 2}]);
            vec.push_back({{x[i], y[i] + 1}, {i, pts[{x[i], y[i] + 2}]}});
        }
    }
    for (int i = 0; i < n; i++) {
        if (pts.count({x[i] - 2, y[i]}) && d.find_p(i) != d.find_p(pts[{x[i] - 2, y[i]}])) {
            d.join(i, pts[{x[i] - 2, y[i]}]);
            vec.push_back({{x[i] - 1, y[i]}, {i, pts[{x[i] - 2, y[i]}]}});
        }
        if (pts.count({x[i] + 2, y[i]}) && d.find_p(i) != d.find_p(pts[{x[i] + 2, y[i]}])) {
            d.join(i, pts[{x[i] + 2, y[i]}]);
            vec.push_back({{x[i] + 1, y[i]}, {i, pts[{x[i] + 2, y[i]}]}});
        }
    }
    set< pair<ll, ll> > st;
    map< pair<ll, ll>, ll > occ;
    sort(vec.begin(), vec.end());
    for (auto i : vec) {
        if (i.first.first % 2 == 0) {
            if (!st.count({i.first.first - 1, i.first.second})) {
                st.insert({i.first.first - 1, i.first.second});
                ans[0].push_back(i.second.first);
                ans[1].push_back(i.second.second);
                ans[2].push_back(i.first.first - 1);
                ans[3].push_back(i.first.second);
            }
            else if (!st.count({i.first.first + 1, i.first.second})) {
                st.insert({i.first.first + 1, i.first.second});
                ans[0].push_back(i.second.first);
                ans[1].push_back(i.second.second);
                ans[2].push_back(i.first.first + 1);
                ans[3].push_back(i.first.second);
            }
            else {
                ans[0].push_back(i.second.first);
                ans[1].push_back(i.second.second);
                pair<ll, ll> p = {i.first.first + 1, i.first.second};
                ll idx = ans[0].size() - 1;
                ans[2].push_back(-1);
                ans[3].push_back(-1);
                while (st.count(p)) {
                    pair<ll, ll> p1 = {x[occ[p]], y[occ[p]]};
                    pair<ll, ll> p2 = {p1.first + (p1.first - p.first), p1.second + (p1.second - p.second)};
                    swap(idx, occ[p]);
                    swap(ans[2][idx], ans[2][occ[p]]);
                    swap(ans[3][idx], ans[3][occ[p]]);
                    p = p2;
                }
                ans[2][idx] = p.first;
                ans[3][idx] = p.second;
                occ[{ans[2][idx], ans[3][idx]}] = idx;
            }
        }
        else {
            if (!st.count({i.first.first, i.first.second - 1})) {
                st.insert({i.first.first, i.first.second - 1});
                ans[0].push_back(i.second.first);
                ans[1].push_back(i.second.second);
                ans[2].push_back(i.first.first);
                ans[3].push_back(i.first.second - 1);
            }
            else if (!st.count({i.first.first, i.first.second + 1})) {
                st.insert({i.first.first, i.first.second + 1});
                ans[0].push_back(i.second.first);
                ans[1].push_back(i.second.second);
                ans[2].push_back(i.first.first);
                ans[3].push_back(i.first.second + 1);
            }
            else {
                ans[0].push_back(i.second.first);
                ans[1].push_back(i.second.second);
                pair<ll, ll> p = {i.first.first, i.first.second + 1};
                ll idx = ans[0].size() - 1;
                ans[2].push_back(-1);
                ans[3].push_back(-1);
                while (st.count(p)) {
                    pair<ll, ll> p1 = {x[occ[p]], y[occ[p]]};
                    pair<ll, ll> p2 = {p1.first + (p1.first - p.first), p1.second + (p1.second - p.second)};
                    swap(idx, occ[p]);
                    swap(ans[2][idx], ans[2][occ[p]]);
                    swap(ans[3][idx], ans[3][occ[p]]);
                    p = p2;
                }
                ans[2][idx] = p.first;
                ans[3][idx] = p.second;
                occ[{ans[2][idx], ans[3][idx]}] = idx;
            }
        }
        occ[{ans[2][ans[2].size() - 1], ans[3][ans[3].size() - 1]}] = ans[0].size() - 1;
    }
    if (d.sz[d.find_p(0)] != n) {
        return 0;
    }
    build(ans[0], ans[1], ans[2], ans[3]);
    return 1;
}
# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 12888 KB Output is correct
2 Correct 5 ms 12892 KB Output is correct
3 Correct 5 ms 12888 KB Output is correct
4 Correct 5 ms 12892 KB Output is correct
5 Correct 6 ms 12892 KB Output is correct
6 Correct 5 ms 12892 KB Output is correct
7 Correct 5 ms 12892 KB Output is correct
8 Correct 5 ms 12892 KB Output is correct
9 Correct 39 ms 19368 KB Output is correct
10 Correct 8 ms 12888 KB Output is correct
11 Correct 20 ms 15564 KB Output is correct
12 Correct 10 ms 13148 KB Output is correct
13 Correct 11 ms 14060 KB Output is correct
14 Correct 5 ms 12892 KB Output is correct
15 Correct 5 ms 12892 KB Output is correct
16 Correct 35 ms 19520 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 12888 KB Output is correct
2 Correct 5 ms 12892 KB Output is correct
3 Correct 5 ms 12888 KB Output is correct
4 Correct 5 ms 12892 KB Output is correct
5 Correct 6 ms 12892 KB Output is correct
6 Correct 5 ms 12892 KB Output is correct
7 Correct 5 ms 12892 KB Output is correct
8 Correct 5 ms 12892 KB Output is correct
9 Correct 39 ms 19368 KB Output is correct
10 Correct 8 ms 12888 KB Output is correct
11 Correct 20 ms 15564 KB Output is correct
12 Correct 10 ms 13148 KB Output is correct
13 Correct 11 ms 14060 KB Output is correct
14 Correct 5 ms 12892 KB Output is correct
15 Correct 5 ms 12892 KB Output is correct
16 Correct 35 ms 19520 KB Output is correct
17 Correct 6 ms 12892 KB Output is correct
18 Correct 5 ms 12888 KB Output is correct
19 Correct 5 ms 12892 KB Output is correct
20 Correct 5 ms 12892 KB Output is correct
21 Correct 5 ms 12892 KB Output is correct
22 Correct 5 ms 12892 KB Output is correct
23 Correct 102 ms 36072 KB Output is correct
24 Correct 5 ms 12892 KB Output is correct
25 Correct 6 ms 12892 KB Output is correct
26 Correct 6 ms 12892 KB Output is correct
27 Correct 6 ms 12820 KB Output is correct
28 Correct 41 ms 21312 KB Output is correct
29 Correct 61 ms 25912 KB Output is correct
30 Correct 83 ms 31872 KB Output is correct
31 Correct 100 ms 36584 KB Output is correct
32 Correct 5 ms 12892 KB Output is correct
33 Correct 7 ms 12944 KB Output is correct
34 Correct 5 ms 12892 KB Output is correct
35 Correct 5 ms 12736 KB Output is correct
36 Correct 5 ms 12892 KB Output is correct
37 Correct 5 ms 12892 KB Output is correct
38 Correct 8 ms 12888 KB Output is correct
39 Correct 8 ms 12876 KB Output is correct
40 Correct 5 ms 12892 KB Output is correct
41 Correct 5 ms 12892 KB Output is correct
42 Correct 7 ms 12792 KB Output is correct
43 Correct 5 ms 12892 KB Output is correct
44 Correct 6 ms 12996 KB Output is correct
45 Correct 66 ms 26680 KB Output is correct
46 Correct 71 ms 31540 KB Output is correct
47 Correct 71 ms 31856 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 12888 KB Output is correct
2 Correct 5 ms 12892 KB Output is correct
3 Correct 5 ms 12888 KB Output is correct
4 Correct 5 ms 12892 KB Output is correct
5 Correct 6 ms 12892 KB Output is correct
6 Correct 5 ms 12892 KB Output is correct
7 Correct 5 ms 12892 KB Output is correct
8 Correct 5 ms 12892 KB Output is correct
9 Correct 39 ms 19368 KB Output is correct
10 Correct 8 ms 12888 KB Output is correct
11 Correct 20 ms 15564 KB Output is correct
12 Correct 10 ms 13148 KB Output is correct
13 Correct 11 ms 14060 KB Output is correct
14 Correct 5 ms 12892 KB Output is correct
15 Correct 5 ms 12892 KB Output is correct
16 Correct 35 ms 19520 KB Output is correct
17 Correct 6 ms 12892 KB Output is correct
18 Correct 5 ms 12888 KB Output is correct
19 Correct 5 ms 12892 KB Output is correct
20 Correct 5 ms 12892 KB Output is correct
21 Correct 5 ms 12892 KB Output is correct
22 Correct 5 ms 12892 KB Output is correct
23 Correct 102 ms 36072 KB Output is correct
24 Correct 5 ms 12892 KB Output is correct
25 Correct 6 ms 12892 KB Output is correct
26 Correct 6 ms 12892 KB Output is correct
27 Correct 6 ms 12820 KB Output is correct
28 Correct 41 ms 21312 KB Output is correct
29 Correct 61 ms 25912 KB Output is correct
30 Correct 83 ms 31872 KB Output is correct
31 Correct 100 ms 36584 KB Output is correct
32 Correct 5 ms 12892 KB Output is correct
33 Correct 7 ms 12944 KB Output is correct
34 Correct 5 ms 12892 KB Output is correct
35 Correct 5 ms 12736 KB Output is correct
36 Correct 5 ms 12892 KB Output is correct
37 Correct 5 ms 12892 KB Output is correct
38 Correct 8 ms 12888 KB Output is correct
39 Correct 8 ms 12876 KB Output is correct
40 Correct 5 ms 12892 KB Output is correct
41 Correct 5 ms 12892 KB Output is correct
42 Correct 7 ms 12792 KB Output is correct
43 Correct 5 ms 12892 KB Output is correct
44 Correct 6 ms 12996 KB Output is correct
45 Correct 66 ms 26680 KB Output is correct
46 Correct 71 ms 31540 KB Output is correct
47 Correct 71 ms 31856 KB Output is correct
48 Correct 5 ms 12872 KB Output is correct
49 Correct 6 ms 12892 KB Output is correct
50 Correct 6 ms 12892 KB Output is correct
51 Correct 5 ms 12892 KB Output is correct
52 Correct 6 ms 12892 KB Output is correct
53 Correct 6 ms 12892 KB Output is correct
54 Correct 6 ms 12824 KB Output is correct
55 Correct 96 ms 32972 KB Output is correct
56 Correct 6 ms 12892 KB Output is correct
57 Correct 6 ms 12892 KB Output is correct
58 Correct 10 ms 13064 KB Output is correct
59 Correct 8 ms 12888 KB Output is correct
60 Correct 43 ms 22072 KB Output is correct
61 Correct 63 ms 27036 KB Output is correct
62 Correct 97 ms 29240 KB Output is correct
63 Correct 90 ms 33972 KB Output is correct
64 Correct 7 ms 12892 KB Output is correct
65 Correct 5 ms 12892 KB Output is correct
66 Correct 6 ms 12892 KB Output is correct
67 Correct 78 ms 27748 KB Output is correct
68 Correct 82 ms 27752 KB Output is correct
69 Correct 84 ms 27628 KB Output is correct
70 Correct 7 ms 12892 KB Output is correct
71 Correct 7 ms 13036 KB Output is correct
72 Correct 49 ms 23796 KB Output is correct
73 Correct 74 ms 30732 KB Output is correct
74 Correct 101 ms 36360 KB Output is correct
75 Correct 93 ms 30740 KB Output is correct
76 Correct 77 ms 27588 KB Output is correct
77 Correct 7 ms 12900 KB Output is correct
78 Correct 7 ms 12900 KB Output is correct
79 Correct 72 ms 23208 KB Output is correct
80 Correct 92 ms 29912 KB Output is correct
81 Correct 93 ms 35512 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 12888 KB Output is correct
2 Correct 5 ms 12892 KB Output is correct
3 Correct 5 ms 12888 KB Output is correct
4 Correct 5 ms 12892 KB Output is correct
5 Correct 6 ms 12892 KB Output is correct
6 Correct 5 ms 12892 KB Output is correct
7 Correct 5 ms 12892 KB Output is correct
8 Correct 5 ms 12892 KB Output is correct
9 Correct 39 ms 19368 KB Output is correct
10 Correct 8 ms 12888 KB Output is correct
11 Correct 20 ms 15564 KB Output is correct
12 Correct 10 ms 13148 KB Output is correct
13 Correct 11 ms 14060 KB Output is correct
14 Correct 5 ms 12892 KB Output is correct
15 Correct 5 ms 12892 KB Output is correct
16 Correct 35 ms 19520 KB Output is correct
17 Correct 1 ms 352 KB Output is correct
18 Correct 0 ms 352 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 581 ms 60088 KB Output is correct
21 Correct 538 ms 61620 KB Output is correct
22 Correct 548 ms 61704 KB Output is correct
23 Correct 411 ms 51980 KB Output is correct
24 Correct 205 ms 19028 KB Output is correct
25 Correct 524 ms 53688 KB Output is correct
26 Correct 464 ms 54712 KB Output is correct
27 Correct 524 ms 62004 KB Output is correct
28 Correct 489 ms 61252 KB Output is correct
29 Correct 552 ms 61884 KB Output is correct
30 Correct 574 ms 60868 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Incorrect 27 ms 4476 KB Tree (a[631], b[631]) = (186115, 20819) is not adjacent to edge between u[631]=4162 @(185724, 20412) and v[631]=10659 @(185724, 20414)
33 Halted 0 ms 0 KB -
# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 12888 KB Output is correct
2 Correct 5 ms 12892 KB Output is correct
3 Correct 5 ms 12888 KB Output is correct
4 Correct 5 ms 12892 KB Output is correct
5 Correct 6 ms 12892 KB Output is correct
6 Correct 5 ms 12892 KB Output is correct
7 Correct 5 ms 12892 KB Output is correct
8 Correct 5 ms 12892 KB Output is correct
9 Correct 39 ms 19368 KB Output is correct
10 Correct 8 ms 12888 KB Output is correct
11 Correct 20 ms 15564 KB Output is correct
12 Correct 10 ms 13148 KB Output is correct
13 Correct 11 ms 14060 KB Output is correct
14 Correct 5 ms 12892 KB Output is correct
15 Correct 5 ms 12892 KB Output is correct
16 Correct 35 ms 19520 KB Output is correct
17 Correct 485 ms 61888 KB Output is correct
18 Correct 470 ms 62080 KB Output is correct
19 Correct 548 ms 61628 KB Output is correct
20 Correct 557 ms 60352 KB Output is correct
21 Correct 493 ms 54448 KB Output is correct
22 Correct 0 ms 344 KB Output is correct
23 Incorrect 76 ms 9564 KB Tree (a[1150], b[1150]) = (186745, 22077) is not adjacent to edge between u[1150]=9213 @(185186, 20678) and v[1150]=18399 @(185186, 20680)
24 Halted 0 ms 0 KB -
# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 12888 KB Output is correct
2 Correct 5 ms 12892 KB Output is correct
3 Correct 5 ms 12888 KB Output is correct
4 Correct 5 ms 12892 KB Output is correct
5 Correct 6 ms 12892 KB Output is correct
6 Correct 5 ms 12892 KB Output is correct
7 Correct 5 ms 12892 KB Output is correct
8 Correct 5 ms 12892 KB Output is correct
9 Correct 39 ms 19368 KB Output is correct
10 Correct 8 ms 12888 KB Output is correct
11 Correct 20 ms 15564 KB Output is correct
12 Correct 10 ms 13148 KB Output is correct
13 Correct 11 ms 14060 KB Output is correct
14 Correct 5 ms 12892 KB Output is correct
15 Correct 5 ms 12892 KB Output is correct
16 Correct 35 ms 19520 KB Output is correct
17 Correct 6 ms 12892 KB Output is correct
18 Correct 5 ms 12888 KB Output is correct
19 Correct 5 ms 12892 KB Output is correct
20 Correct 5 ms 12892 KB Output is correct
21 Correct 5 ms 12892 KB Output is correct
22 Correct 5 ms 12892 KB Output is correct
23 Correct 102 ms 36072 KB Output is correct
24 Correct 5 ms 12892 KB Output is correct
25 Correct 6 ms 12892 KB Output is correct
26 Correct 6 ms 12892 KB Output is correct
27 Correct 6 ms 12820 KB Output is correct
28 Correct 41 ms 21312 KB Output is correct
29 Correct 61 ms 25912 KB Output is correct
30 Correct 83 ms 31872 KB Output is correct
31 Correct 100 ms 36584 KB Output is correct
32 Correct 5 ms 12892 KB Output is correct
33 Correct 7 ms 12944 KB Output is correct
34 Correct 5 ms 12892 KB Output is correct
35 Correct 5 ms 12736 KB Output is correct
36 Correct 5 ms 12892 KB Output is correct
37 Correct 5 ms 12892 KB Output is correct
38 Correct 8 ms 12888 KB Output is correct
39 Correct 8 ms 12876 KB Output is correct
40 Correct 5 ms 12892 KB Output is correct
41 Correct 5 ms 12892 KB Output is correct
42 Correct 7 ms 12792 KB Output is correct
43 Correct 5 ms 12892 KB Output is correct
44 Correct 6 ms 12996 KB Output is correct
45 Correct 66 ms 26680 KB Output is correct
46 Correct 71 ms 31540 KB Output is correct
47 Correct 71 ms 31856 KB Output is correct
48 Correct 5 ms 12872 KB Output is correct
49 Correct 6 ms 12892 KB Output is correct
50 Correct 6 ms 12892 KB Output is correct
51 Correct 5 ms 12892 KB Output is correct
52 Correct 6 ms 12892 KB Output is correct
53 Correct 6 ms 12892 KB Output is correct
54 Correct 6 ms 12824 KB Output is correct
55 Correct 96 ms 32972 KB Output is correct
56 Correct 6 ms 12892 KB Output is correct
57 Correct 6 ms 12892 KB Output is correct
58 Correct 10 ms 13064 KB Output is correct
59 Correct 8 ms 12888 KB Output is correct
60 Correct 43 ms 22072 KB Output is correct
61 Correct 63 ms 27036 KB Output is correct
62 Correct 97 ms 29240 KB Output is correct
63 Correct 90 ms 33972 KB Output is correct
64 Correct 7 ms 12892 KB Output is correct
65 Correct 5 ms 12892 KB Output is correct
66 Correct 6 ms 12892 KB Output is correct
67 Correct 78 ms 27748 KB Output is correct
68 Correct 82 ms 27752 KB Output is correct
69 Correct 84 ms 27628 KB Output is correct
70 Correct 7 ms 12892 KB Output is correct
71 Correct 7 ms 13036 KB Output is correct
72 Correct 49 ms 23796 KB Output is correct
73 Correct 74 ms 30732 KB Output is correct
74 Correct 101 ms 36360 KB Output is correct
75 Correct 93 ms 30740 KB Output is correct
76 Correct 77 ms 27588 KB Output is correct
77 Correct 7 ms 12900 KB Output is correct
78 Correct 7 ms 12900 KB Output is correct
79 Correct 72 ms 23208 KB Output is correct
80 Correct 92 ms 29912 KB Output is correct
81 Correct 93 ms 35512 KB Output is correct
82 Correct 1 ms 352 KB Output is correct
83 Correct 0 ms 352 KB Output is correct
84 Correct 0 ms 348 KB Output is correct
85 Correct 581 ms 60088 KB Output is correct
86 Correct 538 ms 61620 KB Output is correct
87 Correct 548 ms 61704 KB Output is correct
88 Correct 411 ms 51980 KB Output is correct
89 Correct 205 ms 19028 KB Output is correct
90 Correct 524 ms 53688 KB Output is correct
91 Correct 464 ms 54712 KB Output is correct
92 Correct 524 ms 62004 KB Output is correct
93 Correct 489 ms 61252 KB Output is correct
94 Correct 552 ms 61884 KB Output is correct
95 Correct 574 ms 60868 KB Output is correct
96 Correct 0 ms 348 KB Output is correct
97 Incorrect 27 ms 4476 KB Tree (a[631], b[631]) = (186115, 20819) is not adjacent to edge between u[631]=4162 @(185724, 20412) and v[631]=10659 @(185724, 20414)
98 Halted 0 ms 0 KB -