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Submission #675446

# Submission time Handle Problem Language Result Execution time Memory
675446 2022-12-27T09:14:28 Z LucaIlie Bootfall (IZhO17_bootfall) C++17
13 / 100
 1000 ms 3492 KB 
#include <bits/stdc++.h>

using namespace std;

const int maxN = 500;
const int maxS = 350 * 350;

int v[maxN + 1];
bitset<maxS + 1> pos1n[maxN + 1], posn1[maxN + 2];
bitset<maxS + 1> pos, tim, timTemp;

int main() {
    int n, s = 0;

    cin >> n;
    for ( int i = 1; i <= n; i++ )
        cin >> v[i], s += v[i];

    pos1n[0][0] = true;
    for ( int i = 1; i <= n; i++ )
        pos1n[i] = (pos1n[i - 1] | (pos1n[i - 1] << v[i]));
    posn1[n + 1][0] = true;
    for ( int i = n; i >= 1; i-- )
        posn1[i] = (posn1[i + 1] | (posn1[i + 1] << v[i]));

    if ( s % 2 != 0 || !pos1n[n][s / 2] ) {
        cout << 0;
        return 0;
    }

    for ( int i = 0; i <= s; i++ )
        tim[i] = true;
    for ( int r = 1; r <= n; r++ ) {
        pos = pos1n[r - 1];
        for ( int i = 0; i <= s; i++ ) {
            if ( posn1[r + 1][i] )
                pos |= (pos1n[r - 1] << i);
        }

        timTemp.reset();
        for ( int i = 0; i <= s; i++ ) {
            if ( pos[i] )
                timTemp[abs( s - v[r] - i - i )] = true;
        }
        tim &= timTemp;
    }

    tim[0] = false;
    cout << tim.count() << "\n";
    for ( int i = 0; i <= s; i++ ) {
        if ( tim[i] )
            cout << i << " ";
    }

    return 0;
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 468 KB Output is correct
2 Correct 1 ms 468 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 1 ms 468 KB Output is correct
5 Correct 7 ms 756 KB Output is correct
6 Correct 2 ms 596 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 8 ms 724 KB Output is correct
9 Correct 3 ms 596 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 468 KB Output is correct
2 Correct 1 ms 468 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 1 ms 468 KB Output is correct
5 Correct 7 ms 756 KB Output is correct
6 Correct 2 ms 596 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 8 ms 724 KB Output is correct
9 Correct 3 ms 596 KB Output is correct
10 Correct 3 ms 1236 KB Output is correct
11 Correct 14 ms 1296 KB Output is correct
12 Correct 10 ms 1236 KB Output is correct
13 Correct 10 ms 1108 KB Output is correct
14 Correct 17 ms 1232 KB Output is correct
15 Correct 12 ms 1236 KB Output is correct
16 Correct 14 ms 1236 KB Output is correct
17 Correct 5 ms 852 KB Output is correct
18 Correct 10 ms 1112 KB Output is correct
19 Correct 12 ms 1108 KB Output is correct
20 Correct 4 ms 1236 KB Output is correct

Subtask #3
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 468 KB Output is correct
2 Correct 1 ms 468 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 1 ms 468 KB Output is correct
5 Correct 7 ms 756 KB Output is correct
6 Correct 2 ms 596 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 8 ms 724 KB Output is correct
9 Correct 3 ms 596 KB Output is correct
10 Correct 3 ms 1236 KB Output is correct
11 Correct 14 ms 1296 KB Output is correct
12 Correct 10 ms 1236 KB Output is correct
13 Correct 10 ms 1108 KB Output is correct
14 Correct 17 ms 1232 KB Output is correct
15 Correct 12 ms 1236 KB Output is correct
16 Correct 14 ms 1236 KB Output is correct
17 Correct 5 ms 852 KB Output is correct
18 Correct 10 ms 1112 KB Output is correct
19 Correct 12 ms 1108 KB Output is correct
20 Correct 4 ms 1236 KB Output is correct
21 Correct 318 ms 2296 KB Output is correct
22 Correct 377 ms 2596 KB Output is correct
23 Correct 203 ms 1868 KB Output is correct
24 Correct 742 ms 3184 KB Output is correct
25 Correct 851 ms 3192 KB Output is correct
26 Correct 972 ms 3372 KB Output is correct
27 Correct 626 ms 3492 KB Output is correct
28 Correct 439 ms 3368 KB Output is correct
29 Correct 515 ms 3372 KB Output is correct
30 Correct 869 ms 3364 KB Output is correct
31 Execution timed out 1088 ms 3372 KB Time limit exceeded
32 Halted 0 ms 0 KB -

Subtask #4
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 468 KB Output is correct
2 Correct 1 ms 468 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 1 ms 468 KB Output is correct
5 Correct 7 ms 756 KB Output is correct
6 Correct 2 ms 596 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 8 ms 724 KB Output is correct
9 Correct 3 ms 596 KB Output is correct
10 Correct 3 ms 1236 KB Output is correct
11 Correct 14 ms 1296 KB Output is correct
12 Correct 10 ms 1236 KB Output is correct
13 Correct 10 ms 1108 KB Output is correct
14 Correct 17 ms 1232 KB Output is correct
15 Correct 12 ms 1236 KB Output is correct
16 Correct 14 ms 1236 KB Output is correct
17 Correct 5 ms 852 KB Output is correct
18 Correct 10 ms 1112 KB Output is correct
19 Correct 12 ms 1108 KB Output is correct
20 Correct 4 ms 1236 KB Output is correct
21 Correct 318 ms 2296 KB Output is correct
22 Correct 377 ms 2596 KB Output is correct
23 Correct 203 ms 1868 KB Output is correct
24 Correct 742 ms 3184 KB Output is correct
25 Correct 851 ms 3192 KB Output is correct
26 Correct 972 ms 3372 KB Output is correct
27 Correct 626 ms 3492 KB Output is correct
28 Correct 439 ms 3368 KB Output is correct
29 Correct 515 ms 3372 KB Output is correct
30 Correct 869 ms 3364 KB Output is correct
31 Execution timed out 1088 ms 3372 KB Time limit exceeded
32 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 468 KB Output is correct
2 Correct 1 ms 468 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 1 ms 468 KB Output is correct
5 Correct 7 ms 756 KB Output is correct
6 Correct 2 ms 596 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 8 ms 724 KB Output is correct
9 Correct 3 ms 596 KB Output is correct
10 Correct 3 ms 1236 KB Output is correct
11 Correct 14 ms 1296 KB Output is correct
12 Correct 10 ms 1236 KB Output is correct
13 Correct 10 ms 1108 KB Output is correct
14 Correct 17 ms 1232 KB Output is correct
15 Correct 12 ms 1236 KB Output is correct
16 Correct 14 ms 1236 KB Output is correct
17 Correct 5 ms 852 KB Output is correct
18 Correct 10 ms 1112 KB Output is correct
19 Correct 12 ms 1108 KB Output is correct
20 Correct 4 ms 1236 KB Output is correct
21 Correct 318 ms 2296 KB Output is correct
22 Correct 377 ms 2596 KB Output is correct
23 Correct 203 ms 1868 KB Output is correct
24 Correct 742 ms 3184 KB Output is correct
25 Correct 851 ms 3192 KB Output is correct
26 Correct 972 ms 3372 KB Output is correct
27 Correct 626 ms 3492 KB Output is correct
28 Correct 439 ms 3368 KB Output is correct
29 Correct 515 ms 3372 KB Output is correct
30 Correct 869 ms 3364 KB Output is correct
31 Execution timed out 1088 ms 3372 KB Time limit exceeded
32 Halted 0 ms 0 KB -

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 468 KB Output is correct
2 Correct 1 ms 468 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 1 ms 468 KB Output is correct
5 Correct 7 ms 756 KB Output is correct
6 Correct 2 ms 596 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 8 ms 724 KB Output is correct
9 Correct 3 ms 596 KB Output is correct
10 Correct 3 ms 1236 KB Output is correct
11 Correct 14 ms 1296 KB Output is correct
12 Correct 10 ms 1236 KB Output is correct
13 Correct 10 ms 1108 KB Output is correct
14 Correct 17 ms 1232 KB Output is correct
15 Correct 12 ms 1236 KB Output is correct
16 Correct 14 ms 1236 KB Output is correct
17 Correct 5 ms 852 KB Output is correct
18 Correct 10 ms 1112 KB Output is correct
19 Correct 12 ms 1108 KB Output is correct
20 Correct 4 ms 1236 KB Output is correct
21 Correct 318 ms 2296 KB Output is correct
22 Correct 377 ms 2596 KB Output is correct
23 Correct 203 ms 1868 KB Output is correct
24 Correct 742 ms 3184 KB Output is correct
25 Correct 851 ms 3192 KB Output is correct
26 Correct 972 ms 3372 KB Output is correct
27 Correct 626 ms 3492 KB Output is correct
28 Correct 439 ms 3368 KB Output is correct
29 Correct 515 ms 3372 KB Output is correct
30 Correct 869 ms 3364 KB Output is correct
31 Execution timed out 1088 ms 3372 KB Time limit exceeded
32 Halted 0 ms 0 KB -