oj.uz

Submission #319214

# Submission time Handle Problem Language Result Execution time Memory
319214 2020-11-04T14:10:03 Z BeanZ Bootfall (IZhO17_bootfall) C++14
44 / 100
 1000 ms 996 KB 
// I_Love_LPL
#include <bits/stdc++.h>
using namespace std;
#define task "A"
#define ll int
#define endl '\n'
const int N = 505;
const int mod = 1e9 + 7;
const int lim = 500 * 500;
bitset<lim> bit;
bitset<lim> bit2, tmp;
ll a[N];
int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    if (fopen(task".inp", "r")){
        freopen(task".inp", "r", stdin);
        freopen(task".out", "w", stdout);
    }
    ll n;
    cin >> n;
    ll sum = 0;
    for (int i = 1; i <= n; i++) cin >> a[i], sum += a[i];
    bit[0] = 1;
    for (int i = 1; i <= n; i++){
        bit |= (bit << a[i]);
    }
    if (bit[sum / 2] == 0) return cout << 0, 0;
    for (int i = 1; i < lim; i++) bit2[i] = 1;
    for (int i = 1; i <= n; i++){
        bit.reset();
        bit[0] = 1;
        for (int j = 1; j <= n; j++){
            if (i == j) continue;
            bit |= (bit << a[j]);
        }
        tmp.reset();
        for (int j = 0; j <= lim; j++){
            if (bit[j] && ((sum - j - a[i] - j) > 0)){
                tmp[sum - j - a[i] - j] = 1;
            }
        }
        bit2 = bit2 & tmp;
    }
    vector<ll> ans;
    for (int i = 1; i < lim; i++){
        if (bit2[i]) ans.push_back(i);
    }
    cout << ans.size() << endl;
    for (auto j : ans) cout << j << " ";
}
/*
4
1 3 1 5
6
3 5 7 11 9 13
3
2 2 2
*/

Compilation message

bootfall.cpp: In function 'int main()':
bootfall.cpp:17:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
   17 |         freopen(task".inp", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
bootfall.cpp:18:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
   18 |         freopen(task".out", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 492 KB Output is correct
2 Correct 4 ms 492 KB Output is correct
3 Correct 1 ms 492 KB Output is correct
4 Correct 4 ms 492 KB Output is correct
5 Correct 8 ms 492 KB Output is correct
6 Correct 6 ms 492 KB Output is correct
7 Correct 5 ms 492 KB Output is correct
8 Correct 8 ms 492 KB Output is correct
9 Correct 7 ms 492 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 492 KB Output is correct
2 Correct 4 ms 492 KB Output is correct
3 Correct 1 ms 492 KB Output is correct
4 Correct 4 ms 492 KB Output is correct
5 Correct 8 ms 492 KB Output is correct
6 Correct 6 ms 492 KB Output is correct
7 Correct 5 ms 492 KB Output is correct
8 Correct 8 ms 492 KB Output is correct
9 Correct 7 ms 492 KB Output is correct
10 Correct 30 ms 492 KB Output is correct
11 Correct 22 ms 492 KB Output is correct
12 Correct 22 ms 492 KB Output is correct
13 Correct 18 ms 492 KB Output is correct
14 Correct 19 ms 492 KB Output is correct
15 Correct 21 ms 492 KB Output is correct
16 Correct 23 ms 492 KB Output is correct
17 Correct 14 ms 492 KB Output is correct
18 Correct 19 ms 492 KB Output is correct
19 Correct 20 ms 492 KB Output is correct
20 Correct 22 ms 492 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 492 KB Output is correct
2 Correct 4 ms 492 KB Output is correct
3 Correct 1 ms 492 KB Output is correct
4 Correct 4 ms 492 KB Output is correct
5 Correct 8 ms 492 KB Output is correct
6 Correct 6 ms 492 KB Output is correct
7 Correct 5 ms 492 KB Output is correct
8 Correct 8 ms 492 KB Output is correct
9 Correct 7 ms 492 KB Output is correct
10 Correct 30 ms 492 KB Output is correct
11 Correct 22 ms 492 KB Output is correct
12 Correct 22 ms 492 KB Output is correct
13 Correct 18 ms 492 KB Output is correct
14 Correct 19 ms 492 KB Output is correct
15 Correct 21 ms 492 KB Output is correct
16 Correct 23 ms 492 KB Output is correct
17 Correct 14 ms 492 KB Output is correct
18 Correct 19 ms 492 KB Output is correct
19 Correct 20 ms 492 KB Output is correct
20 Correct 22 ms 492 KB Output is correct
21 Correct 66 ms 544 KB Output is correct
22 Correct 83 ms 492 KB Output is correct
23 Correct 43 ms 492 KB Output is correct
24 Correct 116 ms 616 KB Output is correct
25 Correct 119 ms 492 KB Output is correct
26 Correct 130 ms 492 KB Output is correct
27 Correct 130 ms 492 KB Output is correct
28 Correct 128 ms 492 KB Output is correct
29 Correct 134 ms 492 KB Output is correct
30 Correct 132 ms 488 KB Output is correct
31 Correct 136 ms 612 KB Output is correct
32 Correct 129 ms 492 KB Output is correct
33 Correct 129 ms 492 KB Output is correct
34 Correct 132 ms 492 KB Output is correct
35 Correct 130 ms 492 KB Output is correct
36 Correct 132 ms 492 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 492 KB Output is correct
2 Correct 4 ms 492 KB Output is correct
3 Correct 1 ms 492 KB Output is correct
4 Correct 4 ms 492 KB Output is correct
5 Correct 8 ms 492 KB Output is correct
6 Correct 6 ms 492 KB Output is correct
7 Correct 5 ms 492 KB Output is correct
8 Correct 8 ms 492 KB Output is correct
9 Correct 7 ms 492 KB Output is correct
10 Correct 30 ms 492 KB Output is correct
11 Correct 22 ms 492 KB Output is correct
12 Correct 22 ms 492 KB Output is correct
13 Correct 18 ms 492 KB Output is correct
14 Correct 19 ms 492 KB Output is correct
15 Correct 21 ms 492 KB Output is correct
16 Correct 23 ms 492 KB Output is correct
17 Correct 14 ms 492 KB Output is correct
18 Correct 19 ms 492 KB Output is correct
19 Correct 20 ms 492 KB Output is correct
20 Correct 22 ms 492 KB Output is correct
21 Correct 66 ms 544 KB Output is correct
22 Correct 83 ms 492 KB Output is correct
23 Correct 43 ms 492 KB Output is correct
24 Correct 116 ms 616 KB Output is correct
25 Correct 119 ms 492 KB Output is correct
26 Correct 130 ms 492 KB Output is correct
27 Correct 130 ms 492 KB Output is correct
28 Correct 128 ms 492 KB Output is correct
29 Correct 134 ms 492 KB Output is correct
30 Correct 132 ms 488 KB Output is correct
31 Correct 136 ms 612 KB Output is correct
32 Correct 129 ms 492 KB Output is correct
33 Correct 129 ms 492 KB Output is correct
34 Correct 132 ms 492 KB Output is correct
35 Correct 130 ms 492 KB Output is correct
36 Correct 132 ms 492 KB Output is correct
37 Correct 440 ms 740 KB Output is correct
38 Correct 440 ms 612 KB Output is correct
39 Correct 654 ms 492 KB Output is correct
40 Correct 770 ms 664 KB Output is correct
41 Correct 742 ms 492 KB Output is correct
42 Correct 650 ms 740 KB Output is correct
43 Correct 638 ms 996 KB Output is correct
44 Correct 667 ms 928 KB Output is correct
45 Correct 674 ms 868 KB Output is correct
46 Correct 776 ms 612 KB Output is correct
47 Correct 660 ms 868 KB Output is correct
48 Correct 667 ms 800 KB Output is correct
49 Correct 659 ms 612 KB Output is correct
50 Correct 662 ms 740 KB Output is correct
51 Correct 682 ms 492 KB Output is correct
52 Correct 783 ms 868 KB Output is correct

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 492 KB Output is correct
2 Correct 4 ms 492 KB Output is correct
3 Correct 1 ms 492 KB Output is correct
4 Correct 4 ms 492 KB Output is correct
5 Correct 8 ms 492 KB Output is correct
6 Correct 6 ms 492 KB Output is correct
7 Correct 5 ms 492 KB Output is correct
8 Correct 8 ms 492 KB Output is correct
9 Correct 7 ms 492 KB Output is correct
10 Correct 30 ms 492 KB Output is correct
11 Correct 22 ms 492 KB Output is correct
12 Correct 22 ms 492 KB Output is correct
13 Correct 18 ms 492 KB Output is correct
14 Correct 19 ms 492 KB Output is correct
15 Correct 21 ms 492 KB Output is correct
16 Correct 23 ms 492 KB Output is correct
17 Correct 14 ms 492 KB Output is correct
18 Correct 19 ms 492 KB Output is correct
19 Correct 20 ms 492 KB Output is correct
20 Correct 22 ms 492 KB Output is correct
21 Correct 66 ms 544 KB Output is correct
22 Correct 83 ms 492 KB Output is correct
23 Correct 43 ms 492 KB Output is correct
24 Correct 116 ms 616 KB Output is correct
25 Correct 119 ms 492 KB Output is correct
26 Correct 130 ms 492 KB Output is correct
27 Correct 130 ms 492 KB Output is correct
28 Correct 128 ms 492 KB Output is correct
29 Correct 134 ms 492 KB Output is correct
30 Correct 132 ms 488 KB Output is correct
31 Correct 136 ms 612 KB Output is correct
32 Correct 129 ms 492 KB Output is correct
33 Correct 129 ms 492 KB Output is correct
34 Correct 132 ms 492 KB Output is correct
35 Correct 130 ms 492 KB Output is correct
36 Correct 132 ms 492 KB Output is correct
37 Correct 440 ms 740 KB Output is correct
38 Correct 440 ms 612 KB Output is correct
39 Correct 654 ms 492 KB Output is correct
40 Correct 770 ms 664 KB Output is correct
41 Correct 742 ms 492 KB Output is correct
42 Correct 650 ms 740 KB Output is correct
43 Correct 638 ms 996 KB Output is correct
44 Correct 667 ms 928 KB Output is correct
45 Correct 674 ms 868 KB Output is correct
46 Correct 776 ms 612 KB Output is correct
47 Correct 660 ms 868 KB Output is correct
48 Correct 667 ms 800 KB Output is correct
49 Correct 659 ms 612 KB Output is correct
50 Correct 662 ms 740 KB Output is correct
51 Correct 682 ms 492 KB Output is correct
52 Correct 783 ms 868 KB Output is correct
53 Correct 923 ms 796 KB Output is correct
54 Execution timed out 1084 ms 620 KB Time limit exceeded
55 Halted 0 ms 0 KB -

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 492 KB Output is correct
2 Correct 4 ms 492 KB Output is correct
3 Correct 1 ms 492 KB Output is correct
4 Correct 4 ms 492 KB Output is correct
5 Correct 8 ms 492 KB Output is correct
6 Correct 6 ms 492 KB Output is correct
7 Correct 5 ms 492 KB Output is correct
8 Correct 8 ms 492 KB Output is correct
9 Correct 7 ms 492 KB Output is correct
10 Correct 30 ms 492 KB Output is correct
11 Correct 22 ms 492 KB Output is correct
12 Correct 22 ms 492 KB Output is correct
13 Correct 18 ms 492 KB Output is correct
14 Correct 19 ms 492 KB Output is correct
15 Correct 21 ms 492 KB Output is correct
16 Correct 23 ms 492 KB Output is correct
17 Correct 14 ms 492 KB Output is correct
18 Correct 19 ms 492 KB Output is correct
19 Correct 20 ms 492 KB Output is correct
20 Correct 22 ms 492 KB Output is correct
21 Correct 66 ms 544 KB Output is correct
22 Correct 83 ms 492 KB Output is correct
23 Correct 43 ms 492 KB Output is correct
24 Correct 116 ms 616 KB Output is correct
25 Correct 119 ms 492 KB Output is correct
26 Correct 130 ms 492 KB Output is correct
27 Correct 130 ms 492 KB Output is correct
28 Correct 128 ms 492 KB Output is correct
29 Correct 134 ms 492 KB Output is correct
30 Correct 132 ms 488 KB Output is correct
31 Correct 136 ms 612 KB Output is correct
32 Correct 129 ms 492 KB Output is correct
33 Correct 129 ms 492 KB Output is correct
34 Correct 132 ms 492 KB Output is correct
35 Correct 130 ms 492 KB Output is correct
36 Correct 132 ms 492 KB Output is correct
37 Correct 440 ms 740 KB Output is correct
38 Correct 440 ms 612 KB Output is correct
39 Correct 654 ms 492 KB Output is correct
40 Correct 770 ms 664 KB Output is correct
41 Correct 742 ms 492 KB Output is correct
42 Correct 650 ms 740 KB Output is correct
43 Correct 638 ms 996 KB Output is correct
44 Correct 667 ms 928 KB Output is correct
45 Correct 674 ms 868 KB Output is correct
46 Correct 776 ms 612 KB Output is correct
47 Correct 660 ms 868 KB Output is correct
48 Correct 667 ms 800 KB Output is correct
49 Correct 659 ms 612 KB Output is correct
50 Correct 662 ms 740 KB Output is correct
51 Correct 682 ms 492 KB Output is correct
52 Correct 783 ms 868 KB Output is correct
53 Correct 923 ms 796 KB Output is correct
54 Execution timed out 1084 ms 620 KB Time limit exceeded
55 Halted 0 ms 0 KB -