oj.uz

Submission #768866

# Submission time Handle Problem Language Result Execution time Memory
768866 2023-06-28T19:42:56 Z danikoynov Council (JOI23_council) C++14
16 / 100
 4000 ms 164800 KB 
/**
 ____ ____ ____ ____ ____ ____
||l |||e |||i |||n |||a |||d ||
||__|||__|||__|||__|||__|||__||
|/__\|/__\|/__\|/__\|/__\|/__\|

**/

#include<bits/stdc++.h>
#define endl '\n'

using namespace std;
typedef long long ll;

void speed()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
}

const int maxn = 3e5 + 10, maxm = 21;
int n, m, imp[maxm], cnt[maxm];
bool a[maxn][maxm];
int dp[maxm][(1 << maxm)][2];
int val_mask[maxn], rev_mask[maxn];
void solve()
{

    cin >> n >> m;
    for (int i = 1; i <= n; i ++)
        for (int j = 0; j < m; j ++)
            cin >> a[i][j], cnt[j] += a[i][j];

    for (int mask = 0; mask < (1 << m); mask ++)
        for (int i = 0; i < m; i ++)
            dp[i][mask][0] = dp[i][mask][1] = -1;

            for (int i = 1; i <= n; i ++)
                for (int j = 0; j < m; j ++)
                {
                    val_mask[i] = (val_mask[i] + (1 << j) * a[i][j]);
                    rev_mask[i] = (rev_mask[i] + (1 << j) * (1 - a[i][j]));
                }

    for (int i = 1; i <= n; i ++)
    {
        int two = 0, one = 0, zero = 0;
        for (int j = 0; j < m; j ++)
        {
            if (cnt[j] >= n / 2 + 2)
                two |= (1 << j);
            else
            if (cnt[j] >= n / 2 + 1)
                one |= (1 << j);
            else
            if (cnt[j] >= n / 2)
                zero |= (1 << j);
        }

        int mask = 0, rev = 0;
        for (int j = m - 1; j >= 0; j --)
        {
            mask = mask * 2 + (a[i][j]);
            rev = rev * 2 + (1 - a[i][j]);
        }

        int ONE = two | (one & (rev));
        int ZERO = (one & (mask)) | (zero & (rev));

        /**cout << i << " : " << ONE << " : " << ZERO << endl;
        for (int bit = 0; bit < m; bit ++)
            if ((ZERO & (1 << bit)) > 0)
            cout << 1 << " ";
            else
                cout << 0 << " ";
            cout << endl;*/
        int ans = 0;
        for (int p = 1; p <= n; p ++)
        {
            if (p == i)
                continue;
                ///cout << "here " << p << " " << ((rev_mask[p])) << endl;
                int cur = __builtin_popcount((rev_mask[p]) & ZERO);
                /**cout << "step " << p << endl;
                        for (int bit = 0; bit < m; bit ++)
            if ((rev_mask[p] & (1 << bit)) > 0)
            cout << 1 << " ";
            else
                cout << 0 << " ";
            cout << endl;*/
                if (cur > __builtin_popcount(ans))
                    ans = ((rev_mask[p]) & ZERO);
            ///ans = max(ans, __builtin_popcount((~val_mask[p]) & zero));
        }

        ans |= ONE;
        cout << __builtin_popcount(ans) << endl;



    }

}

int main()
{
    ///speed();
    solve();
    return 0;
}

Compilation message

council.cpp: In function 'void solve()':
council.cpp:36:9: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
   36 |         for (int i = 0; i < m; i ++)
      |         ^~~
council.cpp:39:13: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
   39 |             for (int i = 1; i <= n; i ++)
      |             ^~~
council.cpp:81:13: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
   81 |             if (p == i)
      |             ^~
council.cpp:84:17: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
   84 |                 int cur = __builtin_popcount((rev_mask[p]) & ZERO);
      |                 ^~~

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 724 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 151 ms 164636 KB Output is correct
6 Correct 146 ms 164800 KB Output is correct
7 Correct 144 ms 164556 KB Output is correct
8 Correct 145 ms 164624 KB Output is correct
9 Correct 150 ms 164600 KB Output is correct
10 Correct 147 ms 164596 KB Output is correct
11 Correct 147 ms 164600 KB Output is correct
12 Correct 151 ms 164580 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 340 KB Output is correct
16 Correct 0 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 0 ms 468 KB Output is correct
23 Correct 0 ms 340 KB Output is correct
24 Correct 0 ms 340 KB Output is correct
25 Correct 0 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 0 ms 340 KB Output is correct
28 Correct 0 ms 340 KB Output is correct
29 Correct 0 ms 340 KB Output is correct
30 Correct 0 ms 468 KB Output is correct
31 Correct 1 ms 468 KB Output is correct
32 Correct 0 ms 340 KB Output is correct
33 Correct 0 ms 340 KB Output is correct
34 Correct 0 ms 340 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 0 ms 340 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 0 ms 340 KB Output is correct
39 Correct 1 ms 468 KB Output is correct
40 Correct 1 ms 468 KB Output is correct
41 Correct 2 ms 2132 KB Output is correct
42 Correct 2 ms 2132 KB Output is correct
43 Correct 2 ms 2132 KB Output is correct
44 Correct 2 ms 2132 KB Output is correct
45 Correct 2 ms 2132 KB Output is correct
46 Correct 16 ms 17748 KB Output is correct
47 Correct 15 ms 17748 KB Output is correct
48 Correct 16 ms 17824 KB Output is correct
49 Correct 15 ms 17836 KB Output is correct
50 Correct 15 ms 17856 KB Output is correct

Subtask #2
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 724 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 151 ms 164636 KB Output is correct
6 Correct 146 ms 164800 KB Output is correct
7 Correct 144 ms 164556 KB Output is correct
8 Correct 145 ms 164624 KB Output is correct
9 Correct 150 ms 164600 KB Output is correct
10 Correct 147 ms 164596 KB Output is correct
11 Correct 147 ms 164600 KB Output is correct
12 Correct 151 ms 164580 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 340 KB Output is correct
16 Correct 0 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 0 ms 468 KB Output is correct
23 Correct 0 ms 340 KB Output is correct
24 Correct 0 ms 340 KB Output is correct
25 Correct 0 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 0 ms 340 KB Output is correct
28 Correct 0 ms 340 KB Output is correct
29 Correct 0 ms 340 KB Output is correct
30 Correct 0 ms 468 KB Output is correct
31 Correct 1 ms 468 KB Output is correct
32 Correct 0 ms 340 KB Output is correct
33 Correct 0 ms 340 KB Output is correct
34 Correct 0 ms 340 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 0 ms 340 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 0 ms 340 KB Output is correct
39 Correct 1 ms 468 KB Output is correct
40 Correct 1 ms 468 KB Output is correct
41 Correct 2 ms 2132 KB Output is correct
42 Correct 2 ms 2132 KB Output is correct
43 Correct 2 ms 2132 KB Output is correct
44 Correct 2 ms 2132 KB Output is correct
45 Correct 2 ms 2132 KB Output is correct
46 Correct 16 ms 17748 KB Output is correct
47 Correct 15 ms 17748 KB Output is correct
48 Correct 16 ms 17824 KB Output is correct
49 Correct 15 ms 17836 KB Output is correct
50 Correct 15 ms 17856 KB Output is correct
51 Correct 195 ms 164684 KB Output is correct
52 Correct 199 ms 164684 KB Output is correct
53 Correct 204 ms 164636 KB Output is correct
54 Correct 201 ms 164684 KB Output is correct
55 Correct 47 ms 340 KB Output is correct
56 Correct 68 ms 17944 KB Output is correct

Subtask #3
0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Execution timed out 4041 ms 8816 KB Time limit exceeded
3 Halted 0 ms 0 KB -

Subtask #4
0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Execution timed out 4041 ms 8816 KB Time limit exceeded
3 Halted 0 ms 0 KB -

Subtask #5
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Execution timed out 4041 ms 8816 KB Time limit exceeded
3 Halted 0 ms 0 KB -

Subtask #6
0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Execution timed out 4041 ms 8816 KB Time limit exceeded
3 Halted 0 ms 0 KB -

Subtask #7
0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 724 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 151 ms 164636 KB Output is correct
6 Correct 146 ms 164800 KB Output is correct
7 Correct 144 ms 164556 KB Output is correct
8 Correct 145 ms 164624 KB Output is correct
9 Correct 150 ms 164600 KB Output is correct
10 Correct 147 ms 164596 KB Output is correct
11 Correct 147 ms 164600 KB Output is correct
12 Correct 151 ms 164580 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 340 KB Output is correct
16 Correct 0 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 0 ms 468 KB Output is correct
23 Correct 0 ms 340 KB Output is correct
24 Correct 0 ms 340 KB Output is correct
25 Correct 0 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 0 ms 340 KB Output is correct
28 Correct 0 ms 340 KB Output is correct
29 Correct 0 ms 340 KB Output is correct
30 Correct 0 ms 468 KB Output is correct
31 Correct 1 ms 468 KB Output is correct
32 Correct 0 ms 340 KB Output is correct
33 Correct 0 ms 340 KB Output is correct
34 Correct 0 ms 340 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 0 ms 340 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 0 ms 340 KB Output is correct
39 Correct 1 ms 468 KB Output is correct
40 Correct 1 ms 468 KB Output is correct
41 Correct 2 ms 2132 KB Output is correct
42 Correct 2 ms 2132 KB Output is correct
43 Correct 2 ms 2132 KB Output is correct
44 Correct 2 ms 2132 KB Output is correct
45 Correct 2 ms 2132 KB Output is correct
46 Correct 16 ms 17748 KB Output is correct
47 Correct 15 ms 17748 KB Output is correct
48 Correct 16 ms 17824 KB Output is correct
49 Correct 15 ms 17836 KB Output is correct
50 Correct 15 ms 17856 KB Output is correct
51 Correct 195 ms 164684 KB Output is correct
52 Correct 199 ms 164684 KB Output is correct
53 Correct 204 ms 164636 KB Output is correct
54 Correct 201 ms 164684 KB Output is correct
55 Correct 47 ms 340 KB Output is correct
56 Correct 68 ms 17944 KB Output is correct
57 Correct 0 ms 340 KB Output is correct
58 Execution timed out 4041 ms 8816 KB Time limit exceeded
59 Halted 0 ms 0 KB -