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답안 #1115862

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1115862 2024-11-21T02:55:02 Z Thanhs Political Development (BOI17_politicaldevelopment) C++17
62 / 100
 3000 ms 306564 KB 
#include <bits/stdc++.h>
using namespace std;

#define name "TENBAI"
#define fi first
#define se second
#define int long long
#define endl '\n'
#define setmin(x, y) x = min((x), (y))
#define setmax(x, y) x = max((x), (y))
#define sqr(x) ((x) * (x))

mt19937 hdp(chrono::high_resolution_clock::now().time_since_epoch().count());
int rand(int l, int r){return l + ((hdp() % (r - l + 1)) + r - l + 1) % (r - l + 1);}

const int NM = 5e4 + 5;

int ans = 1, n, k;
bitset<NM> g[NM];

void dfs(int sz, bitset<NM> bs)
{
    setmax(ans, sz);
    for (int i = bs._Find_first(); i < n; i = bs._Find_next(i))
        dfs(sz + 1, bs & g[i]);
}

void solve()
{
    cin >> n >> k;
    for (int i = 0; i < n; i++)
    {
        int t;
        cin >> t;
        while (t--)
        {
            int x;
            cin >> x;
            g[i][x] = 1;
        }
    }
    for (int i = 0; i < n; i++)
        dfs(1, g[i]);
    cout << ans;
}

signed main()
{
    if (fopen("in.txt", "r")) 
    {
        freopen("in.txt", "r", stdin);
        freopen("out.txt", "w", stdout);
    }
    else if (fopen(name".inp", "r"))
    {
        freopen(name".inp", "r", stdin);
        freopen(name".out", "w", stdout);
    }
    ios_base::sync_with_stdio(false); cin.tie(nullptr); cout.tie(nullptr);
    int tc = 1; 
    // cin >> tc;
    while (tc--)
        solve();
}

Compilation message

politicaldevelopment.cpp: In function 'int main()':
politicaldevelopment.cpp:51:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   51 |         freopen("in.txt", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
politicaldevelopment.cpp:52:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   52 |         freopen("out.txt", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
politicaldevelopment.cpp:56:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   56 |         freopen(name".inp", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
politicaldevelopment.cpp:57:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   57 |         freopen(name".out", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
4.0 / 4.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 2 ms 336 KB Output is correct
3 Correct 15 ms 31312 KB Output is correct
4 Correct 16 ms 31388 KB Output is correct
5 Correct 16 ms 31312 KB Output is correct
6 Correct 17 ms 31312 KB Output is correct
7 Correct 16 ms 31312 KB Output is correct
8 Correct 3 ms 336 KB Output is correct
9 Correct 1 ms 336 KB Output is correct
10 Correct 4 ms 4432 KB Output is correct

Subtask #2
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 2 ms 336 KB Output is correct
3 Correct 15 ms 31312 KB Output is correct
4 Correct 16 ms 31388 KB Output is correct
5 Correct 16 ms 31312 KB Output is correct
6 Correct 17 ms 31312 KB Output is correct
7 Correct 16 ms 31312 KB Output is correct
8 Correct 3 ms 336 KB Output is correct
9 Correct 1 ms 336 KB Output is correct
10 Correct 4 ms 4432 KB Output is correct
11 Correct 16 ms 31324 KB Output is correct
12 Correct 16 ms 31196 KB Output is correct
13 Correct 1 ms 336 KB Output is correct
14 Correct 15 ms 31312 KB Output is correct
15 Correct 1 ms 336 KB Output is correct
16 Correct 16 ms 31312 KB Output is correct
17 Correct 1 ms 336 KB Output is correct
18 Correct 18 ms 31392 KB Output is correct
19 Correct 4 ms 336 KB Output is correct
20 Correct 11 ms 31312 KB Output is correct
21 Correct 13 ms 31312 KB Output is correct
22 Correct 4 ms 4684 KB Output is correct
23 Correct 20 ms 31404 KB Output is correct
24 Correct 4 ms 4432 KB Output is correct
25 Correct 20 ms 31312 KB Output is correct
26 Correct 22 ms 31312 KB Output is correct
27 Correct 17 ms 31312 KB Output is correct
28 Correct 18 ms 31312 KB Output is correct
29 Correct 17 ms 31312 KB Output is correct
30 Correct 22 ms 31312 KB Output is correct
31 Correct 21 ms 31312 KB Output is correct
32 Correct 19 ms 31312 KB Output is correct
33 Correct 22 ms 31312 KB Output is correct
34 Correct 34 ms 31312 KB Output is correct
35 Correct 10 ms 16976 KB Output is correct
36 Correct 11 ms 16976 KB Output is correct
37 Correct 10 ms 16976 KB Output is correct
38 Correct 7 ms 8784 KB Output is correct
39 Correct 7 ms 8952 KB Output is correct
40 Correct 26 ms 31312 KB Output is correct
41 Correct 7 ms 8784 KB Output is correct
42 Correct 34 ms 31312 KB Output is correct
43 Correct 29 ms 31312 KB Output is correct

Subtask #3
23.0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 2 ms 336 KB Output is correct
5 Correct 2 ms 592 KB Output is correct
6 Correct 2 ms 592 KB Output is correct
7 Correct 1 ms 592 KB Output is correct
8 Correct 1 ms 336 KB Output is correct
9 Correct 1 ms 592 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 681 ms 306536 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1545 ms 306520 KB Output is correct
14 Correct 1 ms 336 KB Output is correct
15 Correct 728 ms 306496 KB Output is correct
16 Correct 800 ms 306564 KB Output is correct
17 Correct 1461 ms 306504 KB Output is correct
18 Correct 948 ms 306384 KB Output is correct

Subtask #4
0 / 38.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 2 ms 336 KB Output is correct
3 Correct 15 ms 31312 KB Output is correct
4 Correct 16 ms 31388 KB Output is correct
5 Correct 16 ms 31312 KB Output is correct
6 Correct 17 ms 31312 KB Output is correct
7 Correct 16 ms 31312 KB Output is correct
8 Correct 3 ms 336 KB Output is correct
9 Correct 1 ms 336 KB Output is correct
10 Correct 4 ms 4432 KB Output is correct
11 Correct 16 ms 31324 KB Output is correct
12 Correct 16 ms 31196 KB Output is correct
13 Correct 1 ms 336 KB Output is correct
14 Correct 15 ms 31312 KB Output is correct
15 Correct 1 ms 336 KB Output is correct
16 Correct 16 ms 31312 KB Output is correct
17 Correct 1 ms 336 KB Output is correct
18 Correct 18 ms 31392 KB Output is correct
19 Correct 4 ms 336 KB Output is correct
20 Correct 11 ms 31312 KB Output is correct
21 Correct 13 ms 31312 KB Output is correct
22 Correct 4 ms 4684 KB Output is correct
23 Correct 20 ms 31404 KB Output is correct
24 Correct 4 ms 4432 KB Output is correct
25 Correct 20 ms 31312 KB Output is correct
26 Correct 22 ms 31312 KB Output is correct
27 Correct 17 ms 31312 KB Output is correct
28 Correct 18 ms 31312 KB Output is correct
29 Correct 17 ms 31312 KB Output is correct
30 Correct 22 ms 31312 KB Output is correct
31 Correct 21 ms 31312 KB Output is correct
32 Correct 19 ms 31312 KB Output is correct
33 Correct 22 ms 31312 KB Output is correct
34 Correct 34 ms 31312 KB Output is correct
35 Correct 10 ms 16976 KB Output is correct
36 Correct 11 ms 16976 KB Output is correct
37 Correct 10 ms 16976 KB Output is correct
38 Correct 7 ms 8784 KB Output is correct
39 Correct 7 ms 8952 KB Output is correct
40 Correct 26 ms 31312 KB Output is correct
41 Correct 7 ms 8784 KB Output is correct
42 Correct 34 ms 31312 KB Output is correct
43 Correct 29 ms 31312 KB Output is correct
44 Execution timed out 3055 ms 31476 KB Time limit exceeded
45 Halted 0 ms 0 KB -

Subtask #5
23.0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 2 ms 336 KB Output is correct
3 Correct 15 ms 31312 KB Output is correct
4 Correct 16 ms 31388 KB Output is correct
5 Correct 16 ms 31312 KB Output is correct
6 Correct 17 ms 31312 KB Output is correct
7 Correct 16 ms 31312 KB Output is correct
8 Correct 3 ms 336 KB Output is correct
9 Correct 1 ms 336 KB Output is correct
10 Correct 4 ms 4432 KB Output is correct
11 Correct 16 ms 31324 KB Output is correct
12 Correct 16 ms 31196 KB Output is correct
13 Correct 1 ms 336 KB Output is correct
14 Correct 15 ms 31312 KB Output is correct
15 Correct 1 ms 336 KB Output is correct
16 Correct 16 ms 31312 KB Output is correct
17 Correct 1 ms 336 KB Output is correct
18 Correct 18 ms 31392 KB Output is correct
19 Correct 4 ms 336 KB Output is correct
20 Correct 11 ms 31312 KB Output is correct
21 Correct 13 ms 31312 KB Output is correct
22 Correct 4 ms 4684 KB Output is correct
23 Correct 20 ms 31404 KB Output is correct
24 Correct 4 ms 4432 KB Output is correct
25 Correct 20 ms 31312 KB Output is correct
26 Correct 22 ms 31312 KB Output is correct
27 Correct 17 ms 31312 KB Output is correct
28 Correct 18 ms 31312 KB Output is correct
29 Correct 17 ms 31312 KB Output is correct
30 Correct 22 ms 31312 KB Output is correct
31 Correct 21 ms 31312 KB Output is correct
32 Correct 19 ms 31312 KB Output is correct
33 Correct 22 ms 31312 KB Output is correct
34 Correct 34 ms 31312 KB Output is correct
35 Correct 10 ms 16976 KB Output is correct
36 Correct 11 ms 16976 KB Output is correct
37 Correct 10 ms 16976 KB Output is correct
38 Correct 7 ms 8784 KB Output is correct
39 Correct 7 ms 8952 KB Output is correct
40 Correct 26 ms 31312 KB Output is correct
41 Correct 7 ms 8784 KB Output is correct
42 Correct 34 ms 31312 KB Output is correct
43 Correct 29 ms 31312 KB Output is correct
44 Correct 1 ms 336 KB Output is correct
45 Correct 508 ms 304612 KB Output is correct
46 Correct 407 ms 290376 KB Output is correct
47 Correct 576 ms 302920 KB Output is correct
48 Correct 553 ms 305284 KB Output is correct
49 Correct 200 ms 288720 KB Output is correct
50 Correct 582 ms 306536 KB Output is correct
51 Correct 487 ms 305204 KB Output is correct
52 Correct 330 ms 194888 KB Output is correct
53 Correct 172 ms 287308 KB Output is correct
54 Correct 22 ms 848 KB Output is correct
55 Correct 450 ms 306312 KB Output is correct
56 Correct 176 ms 276724 KB Output is correct
57 Correct 215 ms 267604 KB Output is correct
58 Correct 874 ms 297480 KB Output is correct
59 Correct 131 ms 300616 KB Output is correct
60 Correct 174 ms 260600 KB Output is correct
61 Correct 824 ms 302920 KB Output is correct
62 Correct 301 ms 298224 KB Output is correct
63 Correct 358 ms 302152 KB Output is correct
64 Correct 154 ms 306428 KB Output is correct
65 Correct 590 ms 300916 KB Output is correct
66 Correct 280 ms 304968 KB Output is correct
67 Correct 331 ms 304208 KB Output is correct
68 Correct 362 ms 303940 KB Output is correct
69 Correct 561 ms 297544 KB Output is correct
70 Correct 261 ms 284068 KB Output is correct
71 Correct 472 ms 298044 KB Output is correct
72 Correct 388 ms 281252 KB Output is correct
73 Correct 531 ms 304528 KB Output is correct
74 Correct 315 ms 270664 KB Output is correct
75 Correct 175 ms 150492 KB Output is correct
76 Correct 366 ms 286100 KB Output is correct
77 Correct 546 ms 304456 KB Output is correct
78 Correct 190 ms 154448 KB Output is correct
79 Correct 210 ms 154440 KB Output is correct
80 Correct 98 ms 78416 KB Output is correct
81 Correct 191 ms 154460 KB Output is correct
82 Correct 376 ms 304208 KB Output is correct
83 Correct 70 ms 78416 KB Output is correct
84 Correct 398 ms 303688 KB Output is correct