oj.uz

답안 #983832

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
983832 2024-05-16T07:06:37 Z vjudge1 게임 (APIO22_game) C++17
30 / 100
 4000 ms 19188 KB 
#include <bits/stdc++.h>
#include "game.h"

using namespace std;

const int N = 300300;

int n, k;

vector<int> g[N];
vector<int> rg[N];

int cmp[N];
int tin[N], tout[N], T = 0;
bool vis[N];

void precalc(int s) {
    vis[s] = true;
    tin[s] = T++;
    for (int to : g[s]) if (!vis[to]) {
        precalc(to);
    }
    tout[s] = T++;
}

void dfs(int s, int c) {
    vis[s] = true;
    cmp[s] = c;
    for (int to : rg[s]) if (!vis[to]) {
        dfs(to, c);
    }
}

void init(int N, int K) {
    n = N, k = K;
    for (int i = 0; i < k - 1; i++) {
        g[i].push_back(i + 1);
        rg[i + 1].push_back(i);
    }
}

int add_teleporter(int u, int v) {
    if (u == v && u < k) return 1;
    T = 0;
    for (int i = 0; i < n; i++) {
        cmp[i] = 0;
        tin[i] = tout[i] = 0;
        vis[i] = false;
    }
    g[u].push_back(v);
    rg[v].push_back(u);

    for (int i = 0; i < n; i++) {
        if (vis[i]) continue;
        precalc(i);
    }
    vector<int> ord(n);
    iota(ord.begin(), ord.end(), 0);
    sort(ord.begin(), ord.end(), [](int x, int y) {
        return tout[x] > tout[y];
    });

    for (int i = 0; i < n; i++) vis[i] = false;

    int cnt = 1;
    for (int c : ord) {
        if (vis[c]) continue;
        dfs(c, cnt++);
    }
    int sz[cnt] = {};

    for (int i = 0; i < n; i++) {
        sz[cmp[i]]++;
    }
    for (int i = 0; i < k; i++) {
        if (sz[cmp[i]] > 1) {
            return 1;
        }
    }

    return 0;
}

Subtask #1
2.0 / 2.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 15960 KB Output is correct
2 Correct 5 ms 18096 KB Output is correct
3 Correct 7 ms 18164 KB Output is correct
4 Correct 4 ms 18008 KB Output is correct
5 Correct 5 ms 18008 KB Output is correct
6 Correct 4 ms 18160 KB Output is correct
7 Correct 5 ms 18008 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 15960 KB Output is correct
2 Correct 5 ms 18096 KB Output is correct
3 Correct 7 ms 18164 KB Output is correct
4 Correct 4 ms 18008 KB Output is correct
5 Correct 5 ms 18008 KB Output is correct
6 Correct 4 ms 18160 KB Output is correct
7 Correct 5 ms 18008 KB Output is correct
8 Correct 4 ms 18008 KB Output is correct
9 Correct 5 ms 16104 KB Output is correct
10 Correct 4 ms 18008 KB Output is correct
11 Correct 5 ms 18008 KB Output is correct
12 Correct 5 ms 18008 KB Output is correct
13 Correct 5 ms 18076 KB Output is correct
14 Correct 5 ms 18100 KB Output is correct
15 Correct 5 ms 18052 KB Output is correct
16 Correct 6 ms 18264 KB Output is correct
17 Correct 5 ms 18164 KB Output is correct
18 Correct 4 ms 18100 KB Output is correct
19 Correct 4 ms 18008 KB Output is correct

Subtask #3
18.0 / 18.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 15960 KB Output is correct
2 Correct 5 ms 18096 KB Output is correct
3 Correct 7 ms 18164 KB Output is correct
4 Correct 4 ms 18008 KB Output is correct
5 Correct 5 ms 18008 KB Output is correct
6 Correct 4 ms 18160 KB Output is correct
7 Correct 5 ms 18008 KB Output is correct
8 Correct 4 ms 18008 KB Output is correct
9 Correct 5 ms 16104 KB Output is correct
10 Correct 4 ms 18008 KB Output is correct
11 Correct 5 ms 18008 KB Output is correct
12 Correct 5 ms 18008 KB Output is correct
13 Correct 5 ms 18076 KB Output is correct
14 Correct 5 ms 18100 KB Output is correct
15 Correct 5 ms 18052 KB Output is correct
16 Correct 6 ms 18264 KB Output is correct
17 Correct 5 ms 18164 KB Output is correct
18 Correct 4 ms 18100 KB Output is correct
19 Correct 4 ms 18008 KB Output is correct
20 Correct 38 ms 18008 KB Output is correct
21 Correct 8 ms 18008 KB Output is correct
22 Correct 40 ms 18224 KB Output is correct
23 Correct 49 ms 18008 KB Output is correct
24 Correct 39 ms 18268 KB Output is correct
25 Correct 199 ms 18256 KB Output is correct
26 Correct 265 ms 18512 KB Output is correct
27 Correct 186 ms 18264 KB Output is correct
28 Correct 76 ms 18280 KB Output is correct
29 Correct 154 ms 18736 KB Output is correct

Subtask #4
0.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 15960 KB Output is correct
2 Correct 5 ms 18096 KB Output is correct
3 Correct 7 ms 18164 KB Output is correct
4 Correct 4 ms 18008 KB Output is correct
5 Correct 5 ms 18008 KB Output is correct
6 Correct 4 ms 18160 KB Output is correct
7 Correct 5 ms 18008 KB Output is correct
8 Correct 4 ms 18008 KB Output is correct
9 Correct 5 ms 16104 KB Output is correct
10 Correct 4 ms 18008 KB Output is correct
11 Correct 5 ms 18008 KB Output is correct
12 Correct 5 ms 18008 KB Output is correct
13 Correct 5 ms 18076 KB Output is correct
14 Correct 5 ms 18100 KB Output is correct
15 Correct 5 ms 18052 KB Output is correct
16 Correct 6 ms 18264 KB Output is correct
17 Correct 5 ms 18164 KB Output is correct
18 Correct 4 ms 18100 KB Output is correct
19 Correct 4 ms 18008 KB Output is correct
20 Correct 38 ms 18008 KB Output is correct
21 Correct 8 ms 18008 KB Output is correct
22 Correct 40 ms 18224 KB Output is correct
23 Correct 49 ms 18008 KB Output is correct
24 Correct 39 ms 18268 KB Output is correct
25 Correct 199 ms 18256 KB Output is correct
26 Correct 265 ms 18512 KB Output is correct
27 Correct 186 ms 18264 KB Output is correct
28 Correct 76 ms 18280 KB Output is correct
29 Correct 154 ms 18736 KB Output is correct
30 Execution timed out 4086 ms 19188 KB Time limit exceeded
31 Halted 0 ms 0 KB -

Subtask #5
0.0 / 40.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 15960 KB Output is correct
2 Correct 5 ms 18096 KB Output is correct
3 Correct 7 ms 18164 KB Output is correct
4 Correct 4 ms 18008 KB Output is correct
5 Correct 5 ms 18008 KB Output is correct
6 Correct 4 ms 18160 KB Output is correct
7 Correct 5 ms 18008 KB Output is correct
8 Correct 4 ms 18008 KB Output is correct
9 Correct 5 ms 16104 KB Output is correct
10 Correct 4 ms 18008 KB Output is correct
11 Correct 5 ms 18008 KB Output is correct
12 Correct 5 ms 18008 KB Output is correct
13 Correct 5 ms 18076 KB Output is correct
14 Correct 5 ms 18100 KB Output is correct
15 Correct 5 ms 18052 KB Output is correct
16 Correct 6 ms 18264 KB Output is correct
17 Correct 5 ms 18164 KB Output is correct
18 Correct 4 ms 18100 KB Output is correct
19 Correct 4 ms 18008 KB Output is correct
20 Correct 38 ms 18008 KB Output is correct
21 Correct 8 ms 18008 KB Output is correct
22 Correct 40 ms 18224 KB Output is correct
23 Correct 49 ms 18008 KB Output is correct
24 Correct 39 ms 18268 KB Output is correct
25 Correct 199 ms 18256 KB Output is correct
26 Correct 265 ms 18512 KB Output is correct
27 Correct 186 ms 18264 KB Output is correct
28 Correct 76 ms 18280 KB Output is correct
29 Correct 154 ms 18736 KB Output is correct
30 Execution timed out 4086 ms 19188 KB Time limit exceeded
31 Halted 0 ms 0 KB -