oj.uz

답안 #597098

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
597098 2022-07-15T13:40:48 Z KoD 게임 (APIO22_game) C++17
60 / 100
 1242 ms 262144 KB 
#include "game.h"
#include <bits/stdc++.h>

using std::pair;
using std::queue;
// using std::set;
template <class T> using set = std::unordered_set<T>;
using std::vector;

bool contains(set<int>& set, const int x) {
    return set.find(x) != set.end();
}

struct Interval {
    int mid, par, lch, rch;
    set<int> from, to;
    explicit Interval(const int m) : mid(m), par(-1), lch(-1), rch(-1), from(), to() {}
};

int N, K;
vector<vector<int>> graph, revgraph;
vector<Interval> segtree;

int build(int l, int r) {
    const int u = (int)segtree.size();
    const int m = (l + r) / 2;
    segtree.emplace_back(m);
    if (l < m) {
        segtree[u].lch = build(l, m);
        segtree[segtree[u].lch].par = u;
    }
    if (m + 1 < r) {
        segtree[u].rch = build(m + 1, r);
        segtree[segtree[u].rch].par = u;
    }
    for (int i = l; i < m; ++i)
        segtree[u].from.insert(i);
    for (int i = m + 1; i < r; ++i)
        segtree[u].to.insert(i);
    return u;
}

bool check(int x, int u) {
    const int p = segtree[x].par;
    if (p == -1) {
        return true;
    } else {
        if (segtree[p].lch == x) {
            return contains(segtree[p].from, u);
        } else {
            return contains(segtree[p].to, u);
        }
    }
}

void init(int n, int k) {
    N = n;
    K = k;
    graph.resize(n);
    revgraph.resize(n);
    build(0, k);
}

bool insert_recursive(int x, int u);
bool insert_recursive_rev(int x, int u);
bool add_recursive(int x, int u, int v);

bool insert_recursive(int x, int u) {
    auto& data = segtree[x];
    if (!check(x, u))
        return false;
    if (data.mid == u)
        return true;
    if (data.to.insert(u).second) {
        if (contains(data.from, u))
            return true;
        for (const int v : graph[u])
            if (add_recursive(x, u, v))
                return true;
    }
    return false;
}

bool insert_recursive_rev(int x, int u) {
    auto& data = segtree[x];
    if (!check(x, u))
        return false;
    if (data.mid == u)
        return true;
    if (data.from.insert(u).second) {
        if (contains(data.to, u))
            return true;
        for (const int v : revgraph[u])
            if (add_recursive(x, v, u))
                return true;
    }
    return false;
}

bool add_recursive(int x, int u, int v) {
    auto& data = segtree[x];
    if ((contains(data.from, v) or v == data.mid)) {
        if (insert_recursive_rev(x, u))
            return true;
        if (data.lch != -1 and add_recursive(data.lch, u, v))
            return true;
    }
    if ((contains(data.to, u) or u == data.mid)) {
        if (insert_recursive(x, v))
            return true;
        if (data.rch != -1 and add_recursive(data.rch, u, v))
            return true;
    }
    return false;
}

int add_teleporter(int u, int v) {
    graph[u].push_back(v);
    revgraph[v].push_back(u);
    static int counter = 0;
    counter++;
    const bool ret = add_recursive(0, u, v);
    return ret;
}

Subtask #1
2.0 / 2.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 248 KB Output is correct
2 Correct 0 ms 208 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 0 ms 208 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 336 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 248 KB Output is correct
2 Correct 0 ms 208 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 0 ms 208 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 336 KB Output is correct
8 Correct 0 ms 208 KB Output is correct
9 Correct 0 ms 208 KB Output is correct
10 Correct 0 ms 208 KB Output is correct
11 Correct 0 ms 208 KB Output is correct
12 Correct 0 ms 208 KB Output is correct
13 Correct 0 ms 208 KB Output is correct
14 Correct 1 ms 336 KB Output is correct
15 Correct 1 ms 208 KB Output is correct
16 Correct 0 ms 312 KB Output is correct
17 Correct 0 ms 336 KB Output is correct
18 Correct 1 ms 336 KB Output is correct
19 Correct 1 ms 336 KB Output is correct

Subtask #3
18.0 / 18.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 248 KB Output is correct
2 Correct 0 ms 208 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 0 ms 208 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 336 KB Output is correct
8 Correct 0 ms 208 KB Output is correct
9 Correct 0 ms 208 KB Output is correct
10 Correct 0 ms 208 KB Output is correct
11 Correct 0 ms 208 KB Output is correct
12 Correct 0 ms 208 KB Output is correct
13 Correct 0 ms 208 KB Output is correct
14 Correct 1 ms 336 KB Output is correct
15 Correct 1 ms 208 KB Output is correct
16 Correct 0 ms 312 KB Output is correct
17 Correct 0 ms 336 KB Output is correct
18 Correct 1 ms 336 KB Output is correct
19 Correct 1 ms 336 KB Output is correct
20 Correct 1 ms 336 KB Output is correct
21 Correct 1 ms 336 KB Output is correct
22 Correct 2 ms 532 KB Output is correct
23 Correct 1 ms 336 KB Output is correct
24 Correct 3 ms 976 KB Output is correct
25 Correct 4 ms 848 KB Output is correct
26 Correct 5 ms 592 KB Output is correct
27 Correct 4 ms 848 KB Output is correct
28 Correct 3 ms 848 KB Output is correct
29 Correct 3 ms 848 KB Output is correct

Subtask #4
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 248 KB Output is correct
2 Correct 0 ms 208 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 0 ms 208 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 336 KB Output is correct
8 Correct 0 ms 208 KB Output is correct
9 Correct 0 ms 208 KB Output is correct
10 Correct 0 ms 208 KB Output is correct
11 Correct 0 ms 208 KB Output is correct
12 Correct 0 ms 208 KB Output is correct
13 Correct 0 ms 208 KB Output is correct
14 Correct 1 ms 336 KB Output is correct
15 Correct 1 ms 208 KB Output is correct
16 Correct 0 ms 312 KB Output is correct
17 Correct 0 ms 336 KB Output is correct
18 Correct 1 ms 336 KB Output is correct
19 Correct 1 ms 336 KB Output is correct
20 Correct 1 ms 336 KB Output is correct
21 Correct 1 ms 336 KB Output is correct
22 Correct 2 ms 532 KB Output is correct
23 Correct 1 ms 336 KB Output is correct
24 Correct 3 ms 976 KB Output is correct
25 Correct 4 ms 848 KB Output is correct
26 Correct 5 ms 592 KB Output is correct
27 Correct 4 ms 848 KB Output is correct
28 Correct 3 ms 848 KB Output is correct
29 Correct 3 ms 848 KB Output is correct
30 Correct 21 ms 2972 KB Output is correct
31 Correct 6 ms 2640 KB Output is correct
32 Correct 33 ms 10268 KB Output is correct
33 Correct 20 ms 4100 KB Output is correct
34 Correct 138 ms 25560 KB Output is correct
35 Correct 110 ms 18064 KB Output is correct
36 Correct 92 ms 10668 KB Output is correct
37 Correct 139 ms 16456 KB Output is correct
38 Correct 68 ms 8164 KB Output is correct
39 Correct 82 ms 10304 KB Output is correct
40 Correct 106 ms 23484 KB Output is correct
41 Correct 93 ms 15816 KB Output is correct
42 Correct 80 ms 11292 KB Output is correct
43 Correct 184 ms 18304 KB Output is correct
44 Correct 112 ms 17684 KB Output is correct

Subtask #5
0.0 / 40.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 248 KB Output is correct
2 Correct 0 ms 208 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 0 ms 208 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 336 KB Output is correct
8 Correct 0 ms 208 KB Output is correct
9 Correct 0 ms 208 KB Output is correct
10 Correct 0 ms 208 KB Output is correct
11 Correct 0 ms 208 KB Output is correct
12 Correct 0 ms 208 KB Output is correct
13 Correct 0 ms 208 KB Output is correct
14 Correct 1 ms 336 KB Output is correct
15 Correct 1 ms 208 KB Output is correct
16 Correct 0 ms 312 KB Output is correct
17 Correct 0 ms 336 KB Output is correct
18 Correct 1 ms 336 KB Output is correct
19 Correct 1 ms 336 KB Output is correct
20 Correct 1 ms 336 KB Output is correct
21 Correct 1 ms 336 KB Output is correct
22 Correct 2 ms 532 KB Output is correct
23 Correct 1 ms 336 KB Output is correct
24 Correct 3 ms 976 KB Output is correct
25 Correct 4 ms 848 KB Output is correct
26 Correct 5 ms 592 KB Output is correct
27 Correct 4 ms 848 KB Output is correct
28 Correct 3 ms 848 KB Output is correct
29 Correct 3 ms 848 KB Output is correct
30 Correct 21 ms 2972 KB Output is correct
31 Correct 6 ms 2640 KB Output is correct
32 Correct 33 ms 10268 KB Output is correct
33 Correct 20 ms 4100 KB Output is correct
34 Correct 138 ms 25560 KB Output is correct
35 Correct 110 ms 18064 KB Output is correct
36 Correct 92 ms 10668 KB Output is correct
37 Correct 139 ms 16456 KB Output is correct
38 Correct 68 ms 8164 KB Output is correct
39 Correct 82 ms 10304 KB Output is correct
40 Correct 106 ms 23484 KB Output is correct
41 Correct 93 ms 15816 KB Output is correct
42 Correct 80 ms 11292 KB Output is correct
43 Correct 184 ms 18304 KB Output is correct
44 Correct 112 ms 17684 KB Output is correct
45 Correct 241 ms 25916 KB Output is correct
46 Correct 18 ms 15340 KB Output is correct
47 Correct 14 ms 15820 KB Output is correct
48 Correct 404 ms 65476 KB Output is correct
49 Correct 266 ms 34504 KB Output is correct
50 Runtime error 1242 ms 262144 KB Execution killed with signal 9
51 Halted 0 ms 0 KB -