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답안 #1115913

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1115913 2024-11-21T04:09:22 Z kustizus Political Development (BOI17_politicaldevelopment) C++17
62 / 100
 2612 ms 524288 KB 
#pragma GCC optimize("Ofast" , "unroll-loops")
#include <bits/stdc++.h>
using namespace std;

#define int long long
#define fi first
#define se second
#define all(v) v.begin(), v.end()
#define faster ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);
#define read_input(file) if (fopen(file".inp", "r")) freopen(file".inp", "r", stdin);
#define file(file) freopen (file".inp", "r", stdin); freopen (file".out", "w", stdout);

const int N = 5e4;
int n, k;
bitset <N + 5> g[N + 5];
vector <vector<int>> c[11];

void solve(){
	cin >> n >> k;
	for (int i = 0; i < n; ++i){
		int d;
		cin >> d;
		while (d--){
			int x;
			cin >> x;
			g[i][x] = 1;
		}
		c[1].push_back({i});
	}
	bitset <N + 5> b;
	int pos = 1;
	while (true){
		for (vector <int> v : c[pos]){
			bool ok = false;
			for (int x : v){
				if (!ok){
					ok = true;
					b = g[x];
				}
				else b &= g[x]; 
			}
			for (int j = b._Find_first(); j < n; j = b._Find_next(j)){
				vector <int> nxt = v;
				nxt.push_back(j);
				c[pos + 1].push_back(nxt);
			}
		}
		++pos;
		if (c[pos].empty()) break;
	}
	--pos;
	cout << pos;
}

signed main(){
    faster;
    // file("file");
    read_input("file");
    int tt = 1;
    // cin >> tt;
    while (tt--){
        solve();
    }
}

Compilation message

politicaldevelopment.cpp: In function 'int main()':
politicaldevelopment.cpp:10:61: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   10 | #define read_input(file) if (fopen(file".inp", "r")) freopen(file".inp", "r", stdin);
      |                                                      ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
politicaldevelopment.cpp:58:5: note: in expansion of macro 'read_input'
   58 |     read_input("file");
      |     ^~~~~~~~~~

Subtask #1
4.0 / 4.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 15 ms 32136 KB Output is correct
4 Correct 14 ms 32140 KB Output is correct
5 Correct 15 ms 32140 KB Output is correct
6 Correct 15 ms 32140 KB Output is correct
7 Correct 17 ms 32140 KB Output is correct
8 Correct 5 ms 856 KB Output is correct
9 Correct 1 ms 336 KB Output is correct
10 Correct 4 ms 5116 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 1 ms 336 KB Output is correct
3 Correct 15 ms 32136 KB Output is correct
4 Correct 14 ms 32140 KB Output is correct
5 Correct 15 ms 32140 KB Output is correct
6 Correct 15 ms 32140 KB Output is correct
7 Correct 17 ms 32140 KB Output is correct
8 Correct 5 ms 856 KB Output is correct
9 Correct 1 ms 336 KB Output is correct
10 Correct 4 ms 5116 KB Output is correct
11 Correct 15 ms 32188 KB Output is correct
12 Correct 13 ms 32140 KB Output is correct
13 Correct 1 ms 336 KB Output is correct
14 Correct 14 ms 32140 KB Output is correct
15 Correct 1 ms 508 KB Output is correct
16 Correct 15 ms 32140 KB Output is correct
17 Correct 1 ms 336 KB Output is correct
18 Correct 15 ms 32308 KB Output is correct
19 Correct 3 ms 848 KB Output is correct
20 Correct 17 ms 31824 KB Output is correct
21 Correct 11 ms 31824 KB Output is correct
22 Correct 3 ms 4944 KB Output is correct
23 Correct 16 ms 32172 KB Output is correct
24 Correct 3 ms 4944 KB Output is correct
25 Correct 20 ms 32296 KB Output is correct
26 Correct 17 ms 32280 KB Output is correct
27 Correct 16 ms 32308 KB Output is correct
28 Correct 18 ms 32140 KB Output is correct
29 Correct 17 ms 32140 KB Output is correct
30 Correct 16 ms 32140 KB Output is correct
31 Correct 18 ms 32140 KB Output is correct
32 Correct 26 ms 32140 KB Output is correct
33 Correct 20 ms 32248 KB Output is correct
34 Correct 19 ms 32140 KB Output is correct
35 Correct 9 ms 17488 KB Output is correct
36 Correct 12 ms 17488 KB Output is correct
37 Correct 9 ms 17488 KB Output is correct
38 Correct 6 ms 9040 KB Output is correct
39 Correct 5 ms 9040 KB Output is correct
40 Correct 25 ms 32908 KB Output is correct
41 Correct 6 ms 9040 KB Output is correct
42 Correct 22 ms 32784 KB Output is correct
43 Correct 21 ms 32920 KB Output is correct

Subtask #3
23.0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 1016 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 336 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 1 ms 504 KB Output is correct
9 Correct 1 ms 336 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 493 ms 335616 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 2612 ms 431572 KB Output is correct
14 Correct 1 ms 336 KB Output is correct
15 Correct 695 ms 335644 KB Output is correct
16 Correct 794 ms 345784 KB Output is correct
17 Correct 2422 ms 433356 KB Output is correct
18 Correct 704 ms 345572 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 1 ms 336 KB Output is correct
3 Correct 15 ms 32136 KB Output is correct
4 Correct 14 ms 32140 KB Output is correct
5 Correct 15 ms 32140 KB Output is correct
6 Correct 15 ms 32140 KB Output is correct
7 Correct 17 ms 32140 KB Output is correct
8 Correct 5 ms 856 KB Output is correct
9 Correct 1 ms 336 KB Output is correct
10 Correct 4 ms 5116 KB Output is correct
11 Correct 15 ms 32188 KB Output is correct
12 Correct 13 ms 32140 KB Output is correct
13 Correct 1 ms 336 KB Output is correct
14 Correct 14 ms 32140 KB Output is correct
15 Correct 1 ms 508 KB Output is correct
16 Correct 15 ms 32140 KB Output is correct
17 Correct 1 ms 336 KB Output is correct
18 Correct 15 ms 32308 KB Output is correct
19 Correct 3 ms 848 KB Output is correct
20 Correct 17 ms 31824 KB Output is correct
21 Correct 11 ms 31824 KB Output is correct
22 Correct 3 ms 4944 KB Output is correct
23 Correct 16 ms 32172 KB Output is correct
24 Correct 3 ms 4944 KB Output is correct
25 Correct 20 ms 32296 KB Output is correct
26 Correct 17 ms 32280 KB Output is correct
27 Correct 16 ms 32308 KB Output is correct
28 Correct 18 ms 32140 KB Output is correct
29 Correct 17 ms 32140 KB Output is correct
30 Correct 16 ms 32140 KB Output is correct
31 Correct 18 ms 32140 KB Output is correct
32 Correct 26 ms 32140 KB Output is correct
33 Correct 20 ms 32248 KB Output is correct
34 Correct 19 ms 32140 KB Output is correct
35 Correct 9 ms 17488 KB Output is correct
36 Correct 12 ms 17488 KB Output is correct
37 Correct 9 ms 17488 KB Output is correct
38 Correct 6 ms 9040 KB Output is correct
39 Correct 5 ms 9040 KB Output is correct
40 Correct 25 ms 32908 KB Output is correct
41 Correct 6 ms 9040 KB Output is correct
42 Correct 22 ms 32784 KB Output is correct
43 Correct 21 ms 32920 KB Output is correct
44 Runtime error 1519 ms 524288 KB Execution killed with signal 9
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 1 ms 336 KB Output is correct
3 Correct 15 ms 32136 KB Output is correct
4 Correct 14 ms 32140 KB Output is correct
5 Correct 15 ms 32140 KB Output is correct
6 Correct 15 ms 32140 KB Output is correct
7 Correct 17 ms 32140 KB Output is correct
8 Correct 5 ms 856 KB Output is correct
9 Correct 1 ms 336 KB Output is correct
10 Correct 4 ms 5116 KB Output is correct
11 Correct 15 ms 32188 KB Output is correct
12 Correct 13 ms 32140 KB Output is correct
13 Correct 1 ms 336 KB Output is correct
14 Correct 14 ms 32140 KB Output is correct
15 Correct 1 ms 508 KB Output is correct
16 Correct 15 ms 32140 KB Output is correct
17 Correct 1 ms 336 KB Output is correct
18 Correct 15 ms 32308 KB Output is correct
19 Correct 3 ms 848 KB Output is correct
20 Correct 17 ms 31824 KB Output is correct
21 Correct 11 ms 31824 KB Output is correct
22 Correct 3 ms 4944 KB Output is correct
23 Correct 16 ms 32172 KB Output is correct
24 Correct 3 ms 4944 KB Output is correct
25 Correct 20 ms 32296 KB Output is correct
26 Correct 17 ms 32280 KB Output is correct
27 Correct 16 ms 32308 KB Output is correct
28 Correct 18 ms 32140 KB Output is correct
29 Correct 17 ms 32140 KB Output is correct
30 Correct 16 ms 32140 KB Output is correct
31 Correct 18 ms 32140 KB Output is correct
32 Correct 26 ms 32140 KB Output is correct
33 Correct 20 ms 32248 KB Output is correct
34 Correct 19 ms 32140 KB Output is correct
35 Correct 9 ms 17488 KB Output is correct
36 Correct 12 ms 17488 KB Output is correct
37 Correct 9 ms 17488 KB Output is correct
38 Correct 6 ms 9040 KB Output is correct
39 Correct 5 ms 9040 KB Output is correct
40 Correct 25 ms 32908 KB Output is correct
41 Correct 6 ms 9040 KB Output is correct
42 Correct 22 ms 32784 KB Output is correct
43 Correct 21 ms 32920 KB Output is correct
44 Correct 1 ms 336 KB Output is correct
45 Correct 427 ms 327672 KB Output is correct
46 Correct 461 ms 287976 KB Output is correct
47 Correct 406 ms 330408 KB Output is correct
48 Correct 383 ms 330692 KB Output is correct
49 Correct 178 ms 284148 KB Output is correct
50 Correct 381 ms 330976 KB Output is correct
51 Correct 410 ms 328180 KB Output is correct
52 Correct 158 ms 314652 KB Output is correct
53 Correct 215 ms 251000 KB Output is correct
54 Correct 21 ms 3796 KB Output is correct
55 Correct 447 ms 332012 KB Output is correct
56 Correct 116 ms 312040 KB Output is correct
57 Correct 264 ms 211624 KB Output is correct
58 Correct 986 ms 352996 KB Output is correct
59 Correct 166 ms 264700 KB Output is correct
60 Correct 172 ms 263932 KB Output is correct
61 Correct 822 ms 359384 KB Output is correct
62 Correct 276 ms 317684 KB Output is correct
63 Correct 261 ms 318700 KB Output is correct
64 Correct 115 ms 312060 KB Output is correct
65 Correct 590 ms 319544 KB Output is correct
66 Correct 359 ms 292976 KB Output is correct
67 Correct 360 ms 305388 KB Output is correct
68 Correct 437 ms 311288 KB Output is correct
69 Correct 440 ms 332800 KB Output is correct
70 Correct 181 ms 314620 KB Output is correct
71 Correct 468 ms 307036 KB Output is correct
72 Correct 271 ms 309240 KB Output is correct
73 Correct 370 ms 321824 KB Output is correct
74 Correct 241 ms 292380 KB Output is correct
75 Correct 154 ms 155128 KB Output is correct
76 Correct 220 ms 320504 KB Output is correct
77 Correct 340 ms 322796 KB Output is correct
78 Correct 226 ms 156912 KB Output is correct
79 Correct 242 ms 147704 KB Output is correct
80 Correct 86 ms 81932 KB Output is correct
81 Correct 153 ms 162932 KB Output is correct
82 Correct 276 ms 320732 KB Output is correct
83 Correct 61 ms 81776 KB Output is correct
84 Correct 398 ms 316156 KB Output is correct