oj.uz

Submission #319216

# Submission time Handle Problem Language Result Execution time Memory
319216 2020-11-04T14:11:37 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 ((sum - j - a[i] - j) <= 0) break;
            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 2 ms 492 KB Output is correct
2 Correct 2 ms 492 KB Output is correct
3 Correct 1 ms 492 KB Output is correct
4 Correct 2 ms 492 KB Output is correct
5 Correct 3 ms 492 KB Output is correct
6 Correct 3 ms 492 KB Output is correct
7 Correct 2 ms 492 KB Output is correct
8 Correct 4 ms 492 KB Output is correct
9 Correct 4 ms 492 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 492 KB Output is correct
2 Correct 2 ms 492 KB Output is correct
3 Correct 1 ms 492 KB Output is correct
4 Correct 2 ms 492 KB Output is correct
5 Correct 3 ms 492 KB Output is correct
6 Correct 3 ms 492 KB Output is correct
7 Correct 2 ms 492 KB Output is correct
8 Correct 4 ms 492 KB Output is correct
9 Correct 4 ms 492 KB Output is correct
10 Correct 10 ms 492 KB Output is correct
11 Correct 10 ms 492 KB Output is correct
12 Correct 10 ms 492 KB Output is correct
13 Correct 8 ms 620 KB Output is correct
14 Correct 9 ms 492 KB Output is correct
15 Correct 9 ms 492 KB Output is correct
16 Correct 13 ms 488 KB Output is correct
17 Correct 6 ms 492 KB Output is correct
18 Correct 7 ms 492 KB Output is correct
19 Correct 8 ms 524 KB Output is correct
20 Correct 11 ms 492 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 492 KB Output is correct
2 Correct 2 ms 492 KB Output is correct
3 Correct 1 ms 492 KB Output is correct
4 Correct 2 ms 492 KB Output is correct
5 Correct 3 ms 492 KB Output is correct
6 Correct 3 ms 492 KB Output is correct
7 Correct 2 ms 492 KB Output is correct
8 Correct 4 ms 492 KB Output is correct
9 Correct 4 ms 492 KB Output is correct
10 Correct 10 ms 492 KB Output is correct
11 Correct 10 ms 492 KB Output is correct
12 Correct 10 ms 492 KB Output is correct
13 Correct 8 ms 620 KB Output is correct
14 Correct 9 ms 492 KB Output is correct
15 Correct 9 ms 492 KB Output is correct
16 Correct 13 ms 488 KB Output is correct
17 Correct 6 ms 492 KB Output is correct
18 Correct 7 ms 492 KB Output is correct
19 Correct 8 ms 524 KB Output is correct
20 Correct 11 ms 492 KB Output is correct
21 Correct 40 ms 612 KB Output is correct
22 Correct 51 ms 492 KB Output is correct
23 Correct 25 ms 492 KB Output is correct
24 Correct 88 ms 492 KB Output is correct
25 Correct 84 ms 492 KB Output is correct
26 Correct 93 ms 740 KB Output is correct
27 Correct 91 ms 492 KB Output is correct
28 Correct 92 ms 612 KB Output is correct
29 Correct 100 ms 612 KB Output is correct
30 Correct 91 ms 540 KB Output is correct
31 Correct 93 ms 492 KB Output is correct
32 Correct 93 ms 612 KB Output is correct
33 Correct 91 ms 492 KB Output is correct
34 Correct 91 ms 492 KB Output is correct
35 Correct 91 ms 492 KB Output is correct
36 Correct 93 ms 612 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 492 KB Output is correct
2 Correct 2 ms 492 KB Output is correct
3 Correct 1 ms 492 KB Output is correct
4 Correct 2 ms 492 KB Output is correct
5 Correct 3 ms 492 KB Output is correct
6 Correct 3 ms 492 KB Output is correct
7 Correct 2 ms 492 KB Output is correct
8 Correct 4 ms 492 KB Output is correct
9 Correct 4 ms 492 KB Output is correct
10 Correct 10 ms 492 KB Output is correct
11 Correct 10 ms 492 KB Output is correct
12 Correct 10 ms 492 KB Output is correct
13 Correct 8 ms 620 KB Output is correct
14 Correct 9 ms 492 KB Output is correct
15 Correct 9 ms 492 KB Output is correct
16 Correct 13 ms 488 KB Output is correct
17 Correct 6 ms 492 KB Output is correct
18 Correct 7 ms 492 KB Output is correct
19 Correct 8 ms 524 KB Output is correct
20 Correct 11 ms 492 KB Output is correct
21 Correct 40 ms 612 KB Output is correct
22 Correct 51 ms 492 KB Output is correct
23 Correct 25 ms 492 KB Output is correct
24 Correct 88 ms 492 KB Output is correct
25 Correct 84 ms 492 KB Output is correct
26 Correct 93 ms 740 KB Output is correct
27 Correct 91 ms 492 KB Output is correct
28 Correct 92 ms 612 KB Output is correct
29 Correct 100 ms 612 KB Output is correct
30 Correct 91 ms 540 KB Output is correct
31 Correct 93 ms 492 KB Output is correct
32 Correct 93 ms 612 KB Output is correct
33 Correct 91 ms 492 KB Output is correct
34 Correct 91 ms 492 KB Output is correct
35 Correct 91 ms 492 KB Output is correct
36 Correct 93 ms 612 KB Output is correct
37 Correct 382 ms 612 KB Output is correct
38 Correct 361 ms 740 KB Output is correct
39 Correct 569 ms 612 KB Output is correct
40 Correct 665 ms 740 KB Output is correct
41 Correct 653 ms 612 KB Output is correct
42 Correct 574 ms 740 KB Output is correct
43 Correct 552 ms 996 KB Output is correct
44 Correct 562 ms 996 KB Output is correct
45 Correct 589 ms 996 KB Output is correct
46 Correct 647 ms 612 KB Output is correct
47 Correct 570 ms 868 KB Output is correct
48 Correct 577 ms 868 KB Output is correct
49 Correct 572 ms 612 KB Output is correct
50 Correct 572 ms 740 KB Output is correct
51 Correct 563 ms 612 KB Output is correct
52 Correct 671 ms 996 KB Output is correct

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 492 KB Output is correct
2 Correct 2 ms 492 KB Output is correct
3 Correct 1 ms 492 KB Output is correct
4 Correct 2 ms 492 KB Output is correct
5 Correct 3 ms 492 KB Output is correct
6 Correct 3 ms 492 KB Output is correct
7 Correct 2 ms 492 KB Output is correct
8 Correct 4 ms 492 KB Output is correct
9 Correct 4 ms 492 KB Output is correct
10 Correct 10 ms 492 KB Output is correct
11 Correct 10 ms 492 KB Output is correct
12 Correct 10 ms 492 KB Output is correct
13 Correct 8 ms 620 KB Output is correct
14 Correct 9 ms 492 KB Output is correct
15 Correct 9 ms 492 KB Output is correct
16 Correct 13 ms 488 KB Output is correct
17 Correct 6 ms 492 KB Output is correct
18 Correct 7 ms 492 KB Output is correct
19 Correct 8 ms 524 KB Output is correct
20 Correct 11 ms 492 KB Output is correct
21 Correct 40 ms 612 KB Output is correct
22 Correct 51 ms 492 KB Output is correct
23 Correct 25 ms 492 KB Output is correct
24 Correct 88 ms 492 KB Output is correct
25 Correct 84 ms 492 KB Output is correct
26 Correct 93 ms 740 KB Output is correct
27 Correct 91 ms 492 KB Output is correct
28 Correct 92 ms 612 KB Output is correct
29 Correct 100 ms 612 KB Output is correct
30 Correct 91 ms 540 KB Output is correct
31 Correct 93 ms 492 KB Output is correct
32 Correct 93 ms 612 KB Output is correct
33 Correct 91 ms 492 KB Output is correct
34 Correct 91 ms 492 KB Output is correct
35 Correct 91 ms 492 KB Output is correct
36 Correct 93 ms 612 KB Output is correct
37 Correct 382 ms 612 KB Output is correct
38 Correct 361 ms 740 KB Output is correct
39 Correct 569 ms 612 KB Output is correct
40 Correct 665 ms 740 KB Output is correct
41 Correct 653 ms 612 KB Output is correct
42 Correct 574 ms 740 KB Output is correct
43 Correct 552 ms 996 KB Output is correct
44 Correct 562 ms 996 KB Output is correct
45 Correct 589 ms 996 KB Output is correct
46 Correct 647 ms 612 KB Output is correct
47 Correct 570 ms 868 KB Output is correct
48 Correct 577 ms 868 KB Output is correct
49 Correct 572 ms 612 KB Output is correct
50 Correct 572 ms 740 KB Output is correct
51 Correct 563 ms 612 KB Output is correct
52 Correct 671 ms 996 KB Output is correct
53 Correct 831 ms 868 KB Output is correct
54 Execution timed out 1064 ms 492 KB Time limit exceeded
55 Halted 0 ms 0 KB -

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 492 KB Output is correct
2 Correct 2 ms 492 KB Output is correct
3 Correct 1 ms 492 KB Output is correct
4 Correct 2 ms 492 KB Output is correct
5 Correct 3 ms 492 KB Output is correct
6 Correct 3 ms 492 KB Output is correct
7 Correct 2 ms 492 KB Output is correct
8 Correct 4 ms 492 KB Output is correct
9 Correct 4 ms 492 KB Output is correct
10 Correct 10 ms 492 KB Output is correct
11 Correct 10 ms 492 KB Output is correct
12 Correct 10 ms 492 KB Output is correct
13 Correct 8 ms 620 KB Output is correct
14 Correct 9 ms 492 KB Output is correct
15 Correct 9 ms 492 KB Output is correct
16 Correct 13 ms 488 KB Output is correct
17 Correct 6 ms 492 KB Output is correct
18 Correct 7 ms 492 KB Output is correct
19 Correct 8 ms 524 KB Output is correct
20 Correct 11 ms 492 KB Output is correct
21 Correct 40 ms 612 KB Output is correct
22 Correct 51 ms 492 KB Output is correct
23 Correct 25 ms 492 KB Output is correct
24 Correct 88 ms 492 KB Output is correct
25 Correct 84 ms 492 KB Output is correct
26 Correct 93 ms 740 KB Output is correct
27 Correct 91 ms 492 KB Output is correct
28 Correct 92 ms 612 KB Output is correct
29 Correct 100 ms 612 KB Output is correct
30 Correct 91 ms 540 KB Output is correct
31 Correct 93 ms 492 KB Output is correct
32 Correct 93 ms 612 KB Output is correct
33 Correct 91 ms 492 KB Output is correct
34 Correct 91 ms 492 KB Output is correct
35 Correct 91 ms 492 KB Output is correct
36 Correct 93 ms 612 KB Output is correct
37 Correct 382 ms 612 KB Output is correct
38 Correct 361 ms 740 KB Output is correct
39 Correct 569 ms 612 KB Output is correct
40 Correct 665 ms 740 KB Output is correct
41 Correct 653 ms 612 KB Output is correct
42 Correct 574 ms 740 KB Output is correct
43 Correct 552 ms 996 KB Output is correct
44 Correct 562 ms 996 KB Output is correct
45 Correct 589 ms 996 KB Output is correct
46 Correct 647 ms 612 KB Output is correct
47 Correct 570 ms 868 KB Output is correct
48 Correct 577 ms 868 KB Output is correct
49 Correct 572 ms 612 KB Output is correct
50 Correct 572 ms 740 KB Output is correct
51 Correct 563 ms 612 KB Output is correct
52 Correct 671 ms 996 KB Output is correct
53 Correct 831 ms 868 KB Output is correct
54 Execution timed out 1064 ms 492 KB Time limit exceeded
55 Halted 0 ms 0 KB -