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Submission #701090

# Submission time Handle Problem Language Result Execution time Memory
701090 2023-02-20T05:05:07 Z PurpleCrayon Drawing (CEOI22_drawing) C++17
100 / 100
 247 ms 29064 KB 
#include <bits/stdc++.h>
using namespace std;
 
#define sz(v) int(v.size())
#define ar array
typedef long long ll;
const int N = 2e5+10, MOD = 998244353;

struct P {
    int x, y;
    int id;

    void read() {
        cin >> x >> y;
    }

    bool operator < (const P& he) const {
        return make_pair(x, y) < make_pair(he.x, he.y);
    }
};

int n, sub[N], ans[N];
vector<int> adj[N];

int dfs_sub(int c, int p) {
    sub[c] = 1;
    for (int nxt : adj[c]) if (nxt != p)
        sub[c] += dfs_sub(nxt, c);

    return sub[c];
}

int get_sub(int c) {
    return c == -1 ? 0 : sub[c];
}

void dfs(int c, int p, int l, int r, vector<P>& pts) {
    int one = -1, two = -1;
    for (int nxt : adj[c]) if (nxt != p) {
        if (one == -1) one = nxt;
        else two = nxt;
    }

    if (get_sub(one) > get_sub(two)) swap(one, two);

    int m = l + get_sub(one);
    ans[m] = c;

    if (two == -1) return;
    if (one == -1) {
        dfs(two, c, m + 1, r, pts);
    } else {
        dfs(one, c, l, m - 1, pts);
        dfs(two, c, m + 1, r, pts);
    }
}

void solve() {
    cin >> n;
    for (int i = 0; i < n-1; i++) {
        int a, b; cin >> a >> b, --a, --b;
        adj[a].push_back(b), adj[b].push_back(a);
    }

    int root = -1;
    for (int i = 0; i < n; i++) if (sz(adj[i]) == 1)
        root = i;

    dfs_sub(root, -1);

    vector<P> pts(n); 
    for (int i = 0; i < n; i++) {
        pts[i].read();
        pts[i].id = i;
    }

    sort(pts.begin(), pts.end());

    dfs(root, -1, 0, n-1, pts);

    for (int i = 0; i < n; i++)
        cout << ans[i]+1 << ' ';
    cout << '\n';
}
int main() {
    ios::sync_with_stdio(false); cin.tie(0);
    int T = 1;
    // cin >> T;
    while (T--) solve();
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 87 ms 11496 KB Output is correct
2 Correct 134 ms 14332 KB Output is correct
3 Correct 103 ms 14284 KB Output is correct
4 Correct 120 ms 20084 KB Output is correct
5 Correct 109 ms 16560 KB Output is correct
6 Correct 94 ms 11624 KB Output is correct
7 Correct 127 ms 12644 KB Output is correct

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 5204 KB Output is correct
2 Correct 6 ms 5332 KB Output is correct
3 Correct 5 ms 5332 KB Output is correct
4 Correct 5 ms 5460 KB Output is correct
5 Correct 5 ms 5460 KB Output is correct
6 Correct 5 ms 5220 KB Output is correct
7 Correct 5 ms 5332 KB Output is correct
8 Correct 7 ms 5204 KB Output is correct
9 Correct 5 ms 5332 KB Output is correct
10 Correct 5 ms 5332 KB Output is correct
11 Correct 5 ms 5460 KB Output is correct
12 Correct 5 ms 5332 KB Output is correct
13 Correct 5 ms 5204 KB Output is correct
14 Correct 6 ms 5332 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 5204 KB Output is correct
2 Correct 6 ms 5332 KB Output is correct
3 Correct 5 ms 5332 KB Output is correct
4 Correct 5 ms 5460 KB Output is correct
5 Correct 5 ms 5460 KB Output is correct
6 Correct 5 ms 5220 KB Output is correct
7 Correct 5 ms 5332 KB Output is correct
8 Correct 7 ms 5204 KB Output is correct
9 Correct 5 ms 5332 KB Output is correct
10 Correct 5 ms 5332 KB Output is correct
11 Correct 5 ms 5460 KB Output is correct
12 Correct 5 ms 5332 KB Output is correct
13 Correct 5 ms 5204 KB Output is correct
14 Correct 6 ms 5332 KB Output is correct
15 Correct 10 ms 5588 KB Output is correct
16 Correct 12 ms 5972 KB Output is correct
17 Correct 9 ms 5844 KB Output is correct
18 Correct 9 ms 6128 KB Output is correct
19 Correct 12 ms 6096 KB Output is correct
20 Correct 9 ms 5588 KB Output is correct
21 Correct 9 ms 5856 KB Output is correct
22 Correct 9 ms 5588 KB Output is correct
23 Correct 12 ms 5868 KB Output is correct
24 Correct 10 ms 5716 KB Output is correct
25 Correct 9 ms 6100 KB Output is correct
26 Correct 9 ms 6012 KB Output is correct
27 Correct 9 ms 5504 KB Output is correct
28 Correct 9 ms 5716 KB Output is correct

Subtask #4
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 5204 KB Output is correct
2 Correct 6 ms 5332 KB Output is correct
3 Correct 5 ms 5332 KB Output is correct
4 Correct 5 ms 5460 KB Output is correct
5 Correct 5 ms 5460 KB Output is correct
6 Correct 5 ms 5220 KB Output is correct
7 Correct 5 ms 5332 KB Output is correct
8 Correct 7 ms 5204 KB Output is correct
9 Correct 5 ms 5332 KB Output is correct
10 Correct 5 ms 5332 KB Output is correct
11 Correct 5 ms 5460 KB Output is correct
12 Correct 5 ms 5332 KB Output is correct
13 Correct 5 ms 5204 KB Output is correct
14 Correct 6 ms 5332 KB Output is correct
15 Correct 10 ms 5588 KB Output is correct
16 Correct 12 ms 5972 KB Output is correct
17 Correct 9 ms 5844 KB Output is correct
18 Correct 9 ms 6128 KB Output is correct
19 Correct 12 ms 6096 KB Output is correct
20 Correct 9 ms 5588 KB Output is correct
21 Correct 9 ms 5856 KB Output is correct
22 Correct 9 ms 5588 KB Output is correct
23 Correct 12 ms 5868 KB Output is correct
24 Correct 10 ms 5716 KB Output is correct
25 Correct 9 ms 6100 KB Output is correct
26 Correct 9 ms 6012 KB Output is correct
27 Correct 9 ms 5504 KB Output is correct
28 Correct 9 ms 5716 KB Output is correct
29 Correct 63 ms 9544 KB Output is correct
30 Correct 65 ms 12068 KB Output is correct
31 Correct 67 ms 12004 KB Output is correct
32 Correct 77 ms 14604 KB Output is correct
33 Correct 71 ms 13872 KB Output is correct
34 Correct 65 ms 9592 KB Output is correct
35 Correct 76 ms 10456 KB Output is correct
36 Correct 55 ms 9056 KB Output is correct
37 Correct 69 ms 11728 KB Output is correct
38 Correct 87 ms 11236 KB Output is correct
39 Correct 66 ms 14612 KB Output is correct
40 Correct 79 ms 13132 KB Output is correct
41 Correct 52 ms 9020 KB Output is correct
42 Correct 66 ms 10520 KB Output is correct

Subtask #5
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 87 ms 11496 KB Output is correct
2 Correct 134 ms 14332 KB Output is correct
3 Correct 103 ms 14284 KB Output is correct
4 Correct 120 ms 20084 KB Output is correct
5 Correct 109 ms 16560 KB Output is correct
6 Correct 94 ms 11624 KB Output is correct
7 Correct 127 ms 12644 KB Output is correct
8 Correct 5 ms 5204 KB Output is correct
9 Correct 6 ms 5332 KB Output is correct
10 Correct 5 ms 5332 KB Output is correct
11 Correct 5 ms 5460 KB Output is correct
12 Correct 5 ms 5460 KB Output is correct
13 Correct 5 ms 5220 KB Output is correct
14 Correct 5 ms 5332 KB Output is correct
15 Correct 7 ms 5204 KB Output is correct
16 Correct 5 ms 5332 KB Output is correct
17 Correct 5 ms 5332 KB Output is correct
18 Correct 5 ms 5460 KB Output is correct
19 Correct 5 ms 5332 KB Output is correct
20 Correct 5 ms 5204 KB Output is correct
21 Correct 6 ms 5332 KB Output is correct
22 Correct 10 ms 5588 KB Output is correct
23 Correct 12 ms 5972 KB Output is correct
24 Correct 9 ms 5844 KB Output is correct
25 Correct 9 ms 6128 KB Output is correct
26 Correct 12 ms 6096 KB Output is correct
27 Correct 9 ms 5588 KB Output is correct
28 Correct 9 ms 5856 KB Output is correct
29 Correct 9 ms 5588 KB Output is correct
30 Correct 12 ms 5868 KB Output is correct
31 Correct 10 ms 5716 KB Output is correct
32 Correct 9 ms 6100 KB Output is correct
33 Correct 9 ms 6012 KB Output is correct
34 Correct 9 ms 5504 KB Output is correct
35 Correct 9 ms 5716 KB Output is correct
36 Correct 63 ms 9544 KB Output is correct
37 Correct 65 ms 12068 KB Output is correct
38 Correct 67 ms 12004 KB Output is correct
39 Correct 77 ms 14604 KB Output is correct
40 Correct 71 ms 13872 KB Output is correct
41 Correct 65 ms 9592 KB Output is correct
42 Correct 76 ms 10456 KB Output is correct
43 Correct 55 ms 9056 KB Output is correct
44 Correct 69 ms 11728 KB Output is correct
45 Correct 87 ms 11236 KB Output is correct
46 Correct 66 ms 14612 KB Output is correct
47 Correct 79 ms 13132 KB Output is correct
48 Correct 52 ms 9020 KB Output is correct
49 Correct 66 ms 10520 KB Output is correct
50 Correct 115 ms 12308 KB Output is correct
51 Correct 223 ms 22240 KB Output is correct
52 Correct 209 ms 19728 KB Output is correct
53 Correct 247 ms 29064 KB Output is correct
54 Correct 229 ms 28648 KB Output is correct
55 Correct 224 ms 16604 KB Output is correct
56 Correct 235 ms 18520 KB Output is correct
57 Correct 32 ms 7480 KB Output is correct
58 Correct 220 ms 23088 KB Output is correct
59 Correct 235 ms 21096 KB Output is correct
60 Correct 235 ms 29016 KB Output is correct
61 Correct 243 ms 25640 KB Output is correct
62 Correct 32 ms 7488 KB Output is correct
63 Correct 225 ms 18044 KB Output is correct