oj.uz

Submission #943821

# Submission time Handle Problem Language Result Execution time Memory
943821 2024-03-12T01:36:57 Z Pring Political Development (BOI17_politicaldevelopment) C++17
100 / 100
 377 ms 34752 KB 
#include <bits/stdc++.h>
using namespace std;

#ifdef MIKU
const string dbmc = "\033[1;38;2;57;197;187m", dbrs = "\033[0m";
#define debug(x...) cout << dbmc << "[" << #x << "]: ", dout(x)
void dout() { cout << dbrs << endl; }
template <typename T, typename ...U>
void dout(T t, U ...u) { cout << t << (sizeof...(u) ? ", " : ""); dout(u...); }
#else
#define debug(...) 39
#endif

#define int long long
#define fs first
#define sc second
#define mp make_pair
#define FOR(i, j, k) for (int i = j, Z = k; i < Z; i++)
typedef pair<int, int> pii;

const int MXN = 50005;
int n, k, ans = 1;
vector<int> edge[MXN];

int in[MXN];
bitset<MXN> ban;
set<pii> S;
unordered_set<int> EA;
bitset<1 << 10> dp;

int POPCNT(int I) {
    return bitset<16>(I).count();
}

int calc(int id) {
    debug(id);
    ban[id] = true;
    vector<int> v;
    for (auto &i : edge[id]) {
        if (ban[i]) continue;
        S.erase(S.find(mp(in[i], i)));
        S.insert(mp(--in[i], i));
        v.push_back(i);
    }
    int n = v.size();
    // for (auto &i : v) cout << i << ' ';
    // cout << endl;
    dp.reset();
    dp[0] = true;
    FOR(i, 0, n) {
        int I = 0;
        FOR(j, 0, i) if (EA.find(v[j] * MXN + v[i]) != EA.end()) I ^= (1 << j);
        for (int j = I; true; j = ((j - 1) & I)) {
            dp[j ^ (1 << i)] = dp[j];
            if (j == 0) break;
        }
    }
    int ans = 0;
    FOR(I, 0, 1 << n) if (dp[I]) ans = max(ans, POPCNT(I));
    return ans + 1;
}

void miku() {
    int c, x;
    cin >> n >> k;
    FOR(i, 0, n) {
        cin >> c;
        while (c--) {
            cin >> x;
            edge[i].push_back(x);
            EA.insert(i * MXN + x);
        }
    }
    FOR(i, 0, n) S.insert(mp(in[i] = edge[i].size(), i));
    FOR(i, 0, n) {
        pii p = *S.begin();
        S.erase(*S.begin());
        ans = max(ans, calc(p.sc));
    }
    cout << ans << '\n';
}

int32_t main() {
    cin.tie(0) -> sync_with_stdio(false);
    cin.exceptions(cin.failbit);
    miku();
    return 0;
}

Compilation message

politicaldevelopment.cpp: In function 'long long int calc(long long int)':
politicaldevelopment.cpp:11:20: warning: statement has no effect [-Wunused-value]
   11 | #define debug(...) 39
      |                    ^~
politicaldevelopment.cpp:36:5: note: in expansion of macro 'debug'
   36 |     debug(id);
      |     ^~~~~

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1628 KB Output is correct
2 Correct 1 ms 1628 KB Output is correct
3 Correct 5 ms 2396 KB Output is correct
4 Correct 4 ms 2396 KB Output is correct
5 Correct 5 ms 2648 KB Output is correct
6 Correct 5 ms 2652 KB Output is correct
7 Correct 5 ms 2676 KB Output is correct
8 Correct 2 ms 1884 KB Output is correct
9 Correct 1 ms 1636 KB Output is correct
10 Correct 3 ms 1880 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1628 KB Output is correct
2 Correct 1 ms 1628 KB Output is correct
3 Correct 5 ms 2396 KB Output is correct
4 Correct 4 ms 2396 KB Output is correct
5 Correct 5 ms 2648 KB Output is correct
6 Correct 5 ms 2652 KB Output is correct
7 Correct 5 ms 2676 KB Output is correct
8 Correct 2 ms 1884 KB Output is correct
9 Correct 1 ms 1636 KB Output is correct
10 Correct 3 ms 1880 KB Output is correct
11 Correct 5 ms 2396 KB Output is correct
12 Correct 4 ms 2652 KB Output is correct
13 Correct 1 ms 1628 KB Output is correct
14 Correct 4 ms 2652 KB Output is correct
15 Correct 1 ms 1584 KB Output is correct
16 Correct 5 ms 2652 KB Output is correct
17 Correct 1 ms 1628 KB Output is correct
18 Correct 5 ms 2652 KB Output is correct
19 Correct 2 ms 1884 KB Output is correct
20 Correct 3 ms 2140 KB Output is correct
21 Correct 3 ms 2164 KB Output is correct
22 Correct 2 ms 1880 KB Output is correct
23 Correct 6 ms 2648 KB Output is correct
24 Correct 2 ms 1884 KB Output is correct
25 Correct 6 ms 2652 KB Output is correct
26 Correct 6 ms 2652 KB Output is correct
27 Correct 5 ms 2412 KB Output is correct
28 Correct 6 ms 2652 KB Output is correct
29 Correct 5 ms 2396 KB Output is correct
30 Correct 6 ms 2652 KB Output is correct
31 Correct 6 ms 2652 KB Output is correct
32 Correct 5 ms 2652 KB Output is correct
33 Correct 6 ms 2712 KB Output is correct
34 Correct 6 ms 2672 KB Output is correct
35 Correct 4 ms 2140 KB Output is correct
36 Correct 3 ms 2160 KB Output is correct
37 Correct 3 ms 2140 KB Output is correct
38 Correct 3 ms 2008 KB Output is correct
39 Correct 2 ms 1884 KB Output is correct
40 Correct 9 ms 3164 KB Output is correct
41 Correct 2 ms 1884 KB Output is correct
42 Correct 11 ms 3164 KB Output is correct
43 Correct 8 ms 3160 KB Output is correct

Subtask #3
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 1884 KB Output is correct
2 Correct 1 ms 1628 KB Output is correct
3 Correct 1 ms 1628 KB Output is correct
4 Correct 1 ms 1628 KB Output is correct
5 Correct 1 ms 1628 KB Output is correct
6 Correct 1 ms 1628 KB Output is correct
7 Correct 1 ms 1628 KB Output is correct
8 Correct 1 ms 1628 KB Output is correct
9 Correct 1 ms 1628 KB Output is correct
10 Correct 1 ms 1628 KB Output is correct
11 Correct 345 ms 34284 KB Output is correct
12 Correct 1 ms 1628 KB Output is correct
13 Correct 326 ms 34500 KB Output is correct
14 Correct 1 ms 1628 KB Output is correct
15 Correct 347 ms 34404 KB Output is correct
16 Correct 347 ms 34492 KB Output is correct
17 Correct 353 ms 34492 KB Output is correct
18 Correct 377 ms 34752 KB Output is correct

Subtask #4
38.0 / 38.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1628 KB Output is correct
2 Correct 1 ms 1628 KB Output is correct
3 Correct 5 ms 2396 KB Output is correct
4 Correct 4 ms 2396 KB Output is correct
5 Correct 5 ms 2648 KB Output is correct
6 Correct 5 ms 2652 KB Output is correct
7 Correct 5 ms 2676 KB Output is correct
8 Correct 2 ms 1884 KB Output is correct
9 Correct 1 ms 1636 KB Output is correct
10 Correct 3 ms 1880 KB Output is correct
11 Correct 5 ms 2396 KB Output is correct
12 Correct 4 ms 2652 KB Output is correct
13 Correct 1 ms 1628 KB Output is correct
14 Correct 4 ms 2652 KB Output is correct
15 Correct 1 ms 1584 KB Output is correct
16 Correct 5 ms 2652 KB Output is correct
17 Correct 1 ms 1628 KB Output is correct
18 Correct 5 ms 2652 KB Output is correct
19 Correct 2 ms 1884 KB Output is correct
20 Correct 3 ms 2140 KB Output is correct
21 Correct 3 ms 2164 KB Output is correct
22 Correct 2 ms 1880 KB Output is correct
23 Correct 6 ms 2648 KB Output is correct
24 Correct 2 ms 1884 KB Output is correct
25 Correct 6 ms 2652 KB Output is correct
26 Correct 6 ms 2652 KB Output is correct
27 Correct 5 ms 2412 KB Output is correct
28 Correct 6 ms 2652 KB Output is correct
29 Correct 5 ms 2396 KB Output is correct
30 Correct 6 ms 2652 KB Output is correct
31 Correct 6 ms 2652 KB Output is correct
32 Correct 5 ms 2652 KB Output is correct
33 Correct 6 ms 2712 KB Output is correct
34 Correct 6 ms 2672 KB Output is correct
35 Correct 4 ms 2140 KB Output is correct
36 Correct 3 ms 2160 KB Output is correct
37 Correct 3 ms 2140 KB Output is correct
38 Correct 3 ms 2008 KB Output is correct
39 Correct 2 ms 1884 KB Output is correct
40 Correct 9 ms 3164 KB Output is correct
41 Correct 2 ms 1884 KB Output is correct
42 Correct 11 ms 3164 KB Output is correct
43 Correct 8 ms 3160 KB Output is correct
44 Correct 14 ms 4024 KB Output is correct
45 Correct 1 ms 1624 KB Output is correct
46 Correct 9 ms 2980 KB Output is correct
47 Correct 16 ms 4276 KB Output is correct
48 Correct 8 ms 3164 KB Output is correct
49 Correct 16 ms 4172 KB Output is correct
50 Correct 16 ms 4024 KB Output is correct
51 Correct 35 ms 6508 KB Output is correct
52 Correct 4 ms 2396 KB Output is correct
53 Correct 28 ms 7816 KB Output is correct
54 Correct 39 ms 7772 KB Output is correct
55 Correct 5 ms 2652 KB Output is correct
56 Correct 4 ms 2484 KB Output is correct
57 Correct 2 ms 1880 KB Output is correct
58 Correct 29 ms 7632 KB Output is correct
59 Correct 9 ms 2908 KB Output is correct
60 Correct 5 ms 2652 KB Output is correct
61 Correct 7 ms 2904 KB Output is correct
62 Correct 7 ms 2908 KB Output is correct
63 Correct 14 ms 4024 KB Output is correct
64 Correct 12 ms 3768 KB Output is correct
65 Correct 8 ms 2908 KB Output is correct
66 Correct 7 ms 2944 KB Output is correct
67 Correct 19 ms 4812 KB Output is correct
68 Correct 13 ms 3764 KB Output is correct
69 Correct 9 ms 2904 KB Output is correct
70 Correct 14 ms 4024 KB Output is correct
71 Correct 20 ms 4716 KB Output is correct
72 Correct 19 ms 4716 KB Output is correct
73 Correct 5 ms 2396 KB Output is correct
74 Correct 15 ms 4020 KB Output is correct
75 Correct 18 ms 4712 KB Output is correct
76 Correct 11 ms 3764 KB Output is correct
77 Correct 23 ms 5224 KB Output is correct
78 Correct 5 ms 2396 KB Output is correct
79 Correct 13 ms 3512 KB Output is correct
80 Correct 13 ms 3512 KB Output is correct
81 Correct 23 ms 5224 KB Output is correct
82 Correct 2 ms 1884 KB Output is correct
83 Correct 12 ms 3508 KB Output is correct
84 Correct 19 ms 5224 KB Output is correct
85 Correct 2 ms 1884 KB Output is correct
86 Correct 18 ms 4872 KB Output is correct

Subtask #5
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1628 KB Output is correct
2 Correct 1 ms 1628 KB Output is correct
3 Correct 5 ms 2396 KB Output is correct
4 Correct 4 ms 2396 KB Output is correct
5 Correct 5 ms 2648 KB Output is correct
6 Correct 5 ms 2652 KB Output is correct
7 Correct 5 ms 2676 KB Output is correct
8 Correct 2 ms 1884 KB Output is correct
9 Correct 1 ms 1636 KB Output is correct
10 Correct 3 ms 1880 KB Output is correct
11 Correct 5 ms 2396 KB Output is correct
12 Correct 4 ms 2652 KB Output is correct
13 Correct 1 ms 1628 KB Output is correct
14 Correct 4 ms 2652 KB Output is correct
15 Correct 1 ms 1584 KB Output is correct
16 Correct 5 ms 2652 KB Output is correct
17 Correct 1 ms 1628 KB Output is correct
18 Correct 5 ms 2652 KB Output is correct
19 Correct 2 ms 1884 KB Output is correct
20 Correct 3 ms 2140 KB Output is correct
21 Correct 3 ms 2164 KB Output is correct
22 Correct 2 ms 1880 KB Output is correct
23 Correct 6 ms 2648 KB Output is correct
24 Correct 2 ms 1884 KB Output is correct
25 Correct 6 ms 2652 KB Output is correct
26 Correct 6 ms 2652 KB Output is correct
27 Correct 5 ms 2412 KB Output is correct
28 Correct 6 ms 2652 KB Output is correct
29 Correct 5 ms 2396 KB Output is correct
30 Correct 6 ms 2652 KB Output is correct
31 Correct 6 ms 2652 KB Output is correct
32 Correct 5 ms 2652 KB Output is correct
33 Correct 6 ms 2712 KB Output is correct
34 Correct 6 ms 2672 KB Output is correct
35 Correct 4 ms 2140 KB Output is correct
36 Correct 3 ms 2160 KB Output is correct
37 Correct 3 ms 2140 KB Output is correct
38 Correct 3 ms 2008 KB Output is correct
39 Correct 2 ms 1884 KB Output is correct
40 Correct 9 ms 3164 KB Output is correct
41 Correct 2 ms 1884 KB Output is correct
42 Correct 11 ms 3164 KB Output is correct
43 Correct 8 ms 3160 KB Output is correct
44 Correct 1 ms 1628 KB Output is correct
45 Correct 217 ms 22784 KB Output is correct
46 Correct 67 ms 14264 KB Output is correct
47 Correct 191 ms 22816 KB Output is correct
48 Correct 173 ms 22864 KB Output is correct
49 Correct 40 ms 12228 KB Output is correct
50 Correct 164 ms 29780 KB Output is correct
51 Correct 211 ms 22900 KB Output is correct
52 Correct 50 ms 12228 KB Output is correct
53 Correct 40 ms 12240 KB Output is correct
54 Correct 15 ms 5208 KB Output is correct
55 Correct 153 ms 29376 KB Output is correct
56 Correct 31 ms 9316 KB Output is correct
57 Correct 46 ms 12104 KB Output is correct
58 Correct 73 ms 14276 KB Output is correct
59 Correct 33 ms 9164 KB Output is correct
60 Correct 31 ms 9324 KB Output is correct
61 Correct 68 ms 14288 KB Output is correct
62 Correct 62 ms 11724 KB Output is correct
63 Correct 129 ms 16872 KB Output is correct
64 Correct 32 ms 9244 KB Output is correct
65 Correct 130 ms 19328 KB Output is correct
66 Correct 48 ms 11716 KB Output is correct
67 Correct 122 ms 17020 KB Output is correct
68 Correct 125 ms 18732 KB Output is correct
69 Correct 130 ms 19328 KB Output is correct
70 Correct 51 ms 11724 KB Output is correct
71 Correct 138 ms 18652 KB Output is correct
72 Correct 82 ms 15040 KB Output is correct
73 Correct 153 ms 20600 KB Output is correct
74 Correct 50 ms 11716 KB Output is correct
75 Correct 50 ms 9672 KB Output is correct
76 Correct 99 ms 15244 KB Output is correct
77 Correct 154 ms 20604 KB Output is correct
78 Correct 71 ms 11172 KB Output is correct
79 Correct 50 ms 9508 KB Output is correct
80 Correct 20 ms 5480 KB Output is correct
81 Correct 78 ms 10984 KB Output is correct
82 Correct 126 ms 17568 KB Output is correct
83 Correct 19 ms 5484 KB Output is correct
84 Correct 119 ms 17720 KB Output is correct