oj.uz

Submission #319217

# Submission time Handle Problem Language Result Execution time Memory
319217 2020-11-04T14:12:55 Z BeanZ Bootfall (IZhO17_bootfall) C++14
65 / 100
 1000 ms 1256 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 / 2) + 1;
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 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 2 ms 364 KB Output is correct
6 Correct 2 ms 364 KB Output is correct
7 Correct 2 ms 364 KB Output is correct
8 Correct 2 ms 364 KB Output is correct
9 Correct 2 ms 364 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 2 ms 364 KB Output is correct
6 Correct 2 ms 364 KB Output is correct
7 Correct 2 ms 364 KB Output is correct
8 Correct 2 ms 364 KB Output is correct
9 Correct 2 ms 364 KB Output is correct
10 Correct 6 ms 364 KB Output is correct
11 Correct 6 ms 364 KB Output is correct
12 Correct 6 ms 364 KB Output is correct
13 Correct 5 ms 364 KB Output is correct
14 Correct 5 ms 364 KB Output is correct
15 Correct 6 ms 364 KB Output is correct
16 Correct 6 ms 364 KB Output is correct
17 Correct 3 ms 364 KB Output is correct
18 Correct 4 ms 364 KB Output is correct
19 Correct 5 ms 364 KB Output is correct
20 Correct 6 ms 364 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 2 ms 364 KB Output is correct
6 Correct 2 ms 364 KB Output is correct
7 Correct 2 ms 364 KB Output is correct
8 Correct 2 ms 364 KB Output is correct
9 Correct 2 ms 364 KB Output is correct
10 Correct 6 ms 364 KB Output is correct
11 Correct 6 ms 364 KB Output is correct
12 Correct 6 ms 364 KB Output is correct
13 Correct 5 ms 364 KB Output is correct
14 Correct 5 ms 364 KB Output is correct
15 Correct 6 ms 364 KB Output is correct
16 Correct 6 ms 364 KB Output is correct
17 Correct 3 ms 364 KB Output is correct
18 Correct 4 ms 364 KB Output is correct
19 Correct 5 ms 364 KB Output is correct
20 Correct 6 ms 364 KB Output is correct
21 Correct 23 ms 492 KB Output is correct
22 Correct 29 ms 492 KB Output is correct
23 Correct 14 ms 492 KB Output is correct
24 Correct 46 ms 484 KB Output is correct
25 Correct 48 ms 492 KB Output is correct
26 Correct 53 ms 484 KB Output is correct
27 Correct 53 ms 492 KB Output is correct
28 Correct 57 ms 484 KB Output is correct
29 Correct 51 ms 460 KB Output is correct
30 Correct 55 ms 484 KB Output is correct
31 Correct 52 ms 484 KB Output is correct
32 Correct 51 ms 484 KB Output is correct
33 Correct 52 ms 484 KB Output is correct
34 Correct 51 ms 364 KB Output is correct
35 Correct 57 ms 364 KB Output is correct
36 Correct 52 ms 484 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 2 ms 364 KB Output is correct
6 Correct 2 ms 364 KB Output is correct
7 Correct 2 ms 364 KB Output is correct
8 Correct 2 ms 364 KB Output is correct
9 Correct 2 ms 364 KB Output is correct
10 Correct 6 ms 364 KB Output is correct
11 Correct 6 ms 364 KB Output is correct
12 Correct 6 ms 364 KB Output is correct
13 Correct 5 ms 364 KB Output is correct
14 Correct 5 ms 364 KB Output is correct
15 Correct 6 ms 364 KB Output is correct
16 Correct 6 ms 364 KB Output is correct
17 Correct 3 ms 364 KB Output is correct
18 Correct 4 ms 364 KB Output is correct
19 Correct 5 ms 364 KB Output is correct
20 Correct 6 ms 364 KB Output is correct
21 Correct 23 ms 492 KB Output is correct
22 Correct 29 ms 492 KB Output is correct
23 Correct 14 ms 492 KB Output is correct
24 Correct 46 ms 484 KB Output is correct
25 Correct 48 ms 492 KB Output is correct
26 Correct 53 ms 484 KB Output is correct
27 Correct 53 ms 492 KB Output is correct
28 Correct 57 ms 484 KB Output is correct
29 Correct 51 ms 460 KB Output is correct
30 Correct 55 ms 484 KB Output is correct
31 Correct 52 ms 484 KB Output is correct
32 Correct 51 ms 484 KB Output is correct
33 Correct 52 ms 484 KB Output is correct
34 Correct 51 ms 364 KB Output is correct
35 Correct 57 ms 364 KB Output is correct
36 Correct 52 ms 484 KB Output is correct
37 Correct 210 ms 612 KB Output is correct
38 Correct 225 ms 588 KB Output is correct
39 Correct 319 ms 484 KB Output is correct
40 Correct 385 ms 608 KB Output is correct
41 Correct 383 ms 364 KB Output is correct
42 Correct 321 ms 612 KB Output is correct
43 Correct 318 ms 868 KB Output is correct
44 Correct 334 ms 868 KB Output is correct
45 Correct 326 ms 740 KB Output is correct
46 Correct 367 ms 484 KB Output is correct
47 Correct 317 ms 720 KB Output is correct
48 Correct 322 ms 740 KB Output is correct
49 Correct 321 ms 480 KB Output is correct
50 Correct 328 ms 612 KB Output is correct
51 Correct 314 ms 364 KB Output is correct
52 Correct 387 ms 852 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 2 ms 364 KB Output is correct
6 Correct 2 ms 364 KB Output is correct
7 Correct 2 ms 364 KB Output is correct
8 Correct 2 ms 364 KB Output is correct
9 Correct 2 ms 364 KB Output is correct
10 Correct 6 ms 364 KB Output is correct
11 Correct 6 ms 364 KB Output is correct
12 Correct 6 ms 364 KB Output is correct
13 Correct 5 ms 364 KB Output is correct
14 Correct 5 ms 364 KB Output is correct
15 Correct 6 ms 364 KB Output is correct
16 Correct 6 ms 364 KB Output is correct
17 Correct 3 ms 364 KB Output is correct
18 Correct 4 ms 364 KB Output is correct
19 Correct 5 ms 364 KB Output is correct
20 Correct 6 ms 364 KB Output is correct
21 Correct 23 ms 492 KB Output is correct
22 Correct 29 ms 492 KB Output is correct
23 Correct 14 ms 492 KB Output is correct
24 Correct 46 ms 484 KB Output is correct
25 Correct 48 ms 492 KB Output is correct
26 Correct 53 ms 484 KB Output is correct
27 Correct 53 ms 492 KB Output is correct
28 Correct 57 ms 484 KB Output is correct
29 Correct 51 ms 460 KB Output is correct
30 Correct 55 ms 484 KB Output is correct
31 Correct 52 ms 484 KB Output is correct
32 Correct 51 ms 484 KB Output is correct
33 Correct 52 ms 484 KB Output is correct
34 Correct 51 ms 364 KB Output is correct
35 Correct 57 ms 364 KB Output is correct
36 Correct 52 ms 484 KB Output is correct
37 Correct 210 ms 612 KB Output is correct
38 Correct 225 ms 588 KB Output is correct
39 Correct 319 ms 484 KB Output is correct
40 Correct 385 ms 608 KB Output is correct
41 Correct 383 ms 364 KB Output is correct
42 Correct 321 ms 612 KB Output is correct
43 Correct 318 ms 868 KB Output is correct
44 Correct 334 ms 868 KB Output is correct
45 Correct 326 ms 740 KB Output is correct
46 Correct 367 ms 484 KB Output is correct
47 Correct 317 ms 720 KB Output is correct
48 Correct 322 ms 740 KB Output is correct
49 Correct 321 ms 480 KB Output is correct
50 Correct 328 ms 612 KB Output is correct
51 Correct 314 ms 364 KB Output is correct
52 Correct 387 ms 852 KB Output is correct
53 Correct 474 ms 716 KB Output is correct
54 Correct 639 ms 868 KB Output is correct
55 Correct 666 ms 1104 KB Output is correct
56 Correct 505 ms 844 KB Output is correct
57 Correct 688 ms 1256 KB Output is correct
58 Correct 659 ms 868 KB Output is correct
59 Correct 651 ms 1000 KB Output is correct
60 Correct 648 ms 460 KB Output is correct
61 Correct 656 ms 1000 KB Output is correct
62 Correct 552 ms 1000 KB Output is correct
63 Correct 558 ms 1000 KB Output is correct
64 Correct 544 ms 1128 KB Output is correct
65 Correct 512 ms 484 KB Output is correct
66 Correct 483 ms 484 KB Output is correct

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 2 ms 364 KB Output is correct
6 Correct 2 ms 364 KB Output is correct
7 Correct 2 ms 364 KB Output is correct
8 Correct 2 ms 364 KB Output is correct
9 Correct 2 ms 364 KB Output is correct
10 Correct 6 ms 364 KB Output is correct
11 Correct 6 ms 364 KB Output is correct
12 Correct 6 ms 364 KB Output is correct
13 Correct 5 ms 364 KB Output is correct
14 Correct 5 ms 364 KB Output is correct
15 Correct 6 ms 364 KB Output is correct
16 Correct 6 ms 364 KB Output is correct
17 Correct 3 ms 364 KB Output is correct
18 Correct 4 ms 364 KB Output is correct
19 Correct 5 ms 364 KB Output is correct
20 Correct 6 ms 364 KB Output is correct
21 Correct 23 ms 492 KB Output is correct
22 Correct 29 ms 492 KB Output is correct
23 Correct 14 ms 492 KB Output is correct
24 Correct 46 ms 484 KB Output is correct
25 Correct 48 ms 492 KB Output is correct
26 Correct 53 ms 484 KB Output is correct
27 Correct 53 ms 492 KB Output is correct
28 Correct 57 ms 484 KB Output is correct
29 Correct 51 ms 460 KB Output is correct
30 Correct 55 ms 484 KB Output is correct
31 Correct 52 ms 484 KB Output is correct
32 Correct 51 ms 484 KB Output is correct
33 Correct 52 ms 484 KB Output is correct
34 Correct 51 ms 364 KB Output is correct
35 Correct 57 ms 364 KB Output is correct
36 Correct 52 ms 484 KB Output is correct
37 Correct 210 ms 612 KB Output is correct
38 Correct 225 ms 588 KB Output is correct
39 Correct 319 ms 484 KB Output is correct
40 Correct 385 ms 608 KB Output is correct
41 Correct 383 ms 364 KB Output is correct
42 Correct 321 ms 612 KB Output is correct
43 Correct 318 ms 868 KB Output is correct
44 Correct 334 ms 868 KB Output is correct
45 Correct 326 ms 740 KB Output is correct
46 Correct 367 ms 484 KB Output is correct
47 Correct 317 ms 720 KB Output is correct
48 Correct 322 ms 740 KB Output is correct
49 Correct 321 ms 480 KB Output is correct
50 Correct 328 ms 612 KB Output is correct
51 Correct 314 ms 364 KB Output is correct
52 Correct 387 ms 852 KB Output is correct
53 Correct 474 ms 716 KB Output is correct
54 Correct 639 ms 868 KB Output is correct
55 Correct 666 ms 1104 KB Output is correct
56 Correct 505 ms 844 KB Output is correct
57 Correct 688 ms 1256 KB Output is correct
58 Correct 659 ms 868 KB Output is correct
59 Correct 651 ms 1000 KB Output is correct
60 Correct 648 ms 460 KB Output is correct
61 Correct 656 ms 1000 KB Output is correct
62 Correct 552 ms 1000 KB Output is correct
63 Correct 558 ms 1000 KB Output is correct
64 Correct 544 ms 1128 KB Output is correct
65 Correct 512 ms 484 KB Output is correct
66 Correct 483 ms 484 KB Output is correct
67 Correct 843 ms 996 KB Output is correct
68 Correct 3 ms 364 KB Output is correct
69 Execution timed out 1094 ms 364 KB Time limit exceeded
70 Halted 0 ms 0 KB -