oj.uz

Submission #319230

# Submission time Handle Problem Language Result Execution time Memory
319230 2020-11-04T14:24:55 Z BeanZ Bootfall (IZhO17_bootfall) C++14
65 / 100
 1000 ms 1768 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;
ll a[N];
bool chk[505];
const int lim = 500 * 500 + 5;
const int lim2 = 500 * 500 / 2 + 1;
bitset<lim2> bit;
bitset<lim> bit2, tmp;
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++){
        if (chk[a[i]]) continue;
        chk[a[i]] = 1;
        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:19:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
   19 |         freopen(task".inp", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
bootfall.cpp:20:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
   20 |         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 364 KB Output is correct
4 Correct 2 ms 492 KB Output is correct
5 Correct 3 ms 492 KB Output is correct
6 Correct 2 ms 492 KB Output is correct
7 Correct 2 ms 492 KB Output is correct
8 Correct 3 ms 492 KB Output is correct
9 Correct 3 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 364 KB Output is correct
4 Correct 2 ms 492 KB Output is correct
5 Correct 3 ms 492 KB Output is correct
6 Correct 2 ms 492 KB Output is correct
7 Correct 2 ms 492 KB Output is correct
8 Correct 3 ms 492 KB Output is correct
9 Correct 3 ms 492 KB Output is correct
10 Correct 2 ms 492 KB Output is correct
11 Correct 4 ms 492 KB Output is correct
12 Correct 4 ms 492 KB Output is correct
13 Correct 4 ms 492 KB Output is correct
14 Correct 4 ms 620 KB Output is correct
15 Correct 3 ms 492 KB Output is correct
16 Correct 4 ms 492 KB Output is correct
17 Correct 3 ms 492 KB Output is correct
18 Correct 3 ms 492 KB Output is correct
19 Correct 3 ms 492 KB Output is correct
20 Correct 2 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 364 KB Output is correct
4 Correct 2 ms 492 KB Output is correct
5 Correct 3 ms 492 KB Output is correct
6 Correct 2 ms 492 KB Output is correct
7 Correct 2 ms 492 KB Output is correct
8 Correct 3 ms 492 KB Output is correct
9 Correct 3 ms 492 KB Output is correct
10 Correct 2 ms 492 KB Output is correct
11 Correct 4 ms 492 KB Output is correct
12 Correct 4 ms 492 KB Output is correct
13 Correct 4 ms 492 KB Output is correct
14 Correct 4 ms 620 KB Output is correct
15 Correct 3 ms 492 KB Output is correct
16 Correct 4 ms 492 KB Output is correct
17 Correct 3 ms 492 KB Output is correct
18 Correct 3 ms 492 KB Output is correct
19 Correct 3 ms 492 KB Output is correct
20 Correct 2 ms 492 KB Output is correct
21 Correct 14 ms 492 KB Output is correct
22 Correct 17 ms 492 KB Output is correct
23 Correct 9 ms 492 KB Output is correct
24 Correct 21 ms 492 KB Output is correct
25 Correct 5 ms 492 KB Output is correct
26 Correct 6 ms 492 KB Output is correct
27 Correct 7 ms 492 KB Output is correct
28 Correct 4 ms 492 KB Output is correct
29 Correct 5 ms 492 KB Output is correct
30 Correct 35 ms 620 KB Output is correct
31 Correct 15 ms 492 KB Output is correct
32 Correct 24 ms 492 KB Output is correct
33 Correct 3 ms 492 KB Output is correct
34 Correct 3 ms 492 KB Output is correct
35 Correct 4 ms 492 KB Output is correct
36 Correct 28 ms 492 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 364 KB Output is correct
4 Correct 2 ms 492 KB Output is correct
5 Correct 3 ms 492 KB Output is correct
6 Correct 2 ms 492 KB Output is correct
7 Correct 2 ms 492 KB Output is correct
8 Correct 3 ms 492 KB Output is correct
9 Correct 3 ms 492 KB Output is correct
10 Correct 2 ms 492 KB Output is correct
11 Correct 4 ms 492 KB Output is correct
12 Correct 4 ms 492 KB Output is correct
13 Correct 4 ms 492 KB Output is correct
14 Correct 4 ms 620 KB Output is correct
15 Correct 3 ms 492 KB Output is correct
16 Correct 4 ms 492 KB Output is correct
17 Correct 3 ms 492 KB Output is correct
18 Correct 3 ms 492 KB Output is correct
19 Correct 3 ms 492 KB Output is correct
20 Correct 2 ms 492 KB Output is correct
21 Correct 14 ms 492 KB Output is correct
22 Correct 17 ms 492 KB Output is correct
23 Correct 9 ms 492 KB Output is correct
24 Correct 21 ms 492 KB Output is correct
25 Correct 5 ms 492 KB Output is correct
26 Correct 6 ms 492 KB Output is correct
27 Correct 7 ms 492 KB Output is correct
28 Correct 4 ms 492 KB Output is correct
29 Correct 5 ms 492 KB Output is correct
30 Correct 35 ms 620 KB Output is correct
31 Correct 15 ms 492 KB Output is correct
32 Correct 24 ms 492 KB Output is correct
33 Correct 3 ms 492 KB Output is correct
34 Correct 3 ms 492 KB Output is correct
35 Correct 4 ms 492 KB Output is correct
36 Correct 28 ms 492 KB Output is correct
37 Correct 59 ms 612 KB Output is correct
38 Correct 60 ms 632 KB Output is correct
39 Correct 5 ms 492 KB Output is correct
40 Correct 198 ms 612 KB Output is correct
41 Correct 5 ms 492 KB Output is correct
42 Correct 143 ms 636 KB Output is correct
43 Correct 35 ms 868 KB Output is correct
44 Correct 37 ms 868 KB Output is correct
45 Correct 37 ms 868 KB Output is correct
46 Correct 176 ms 492 KB Output is correct
47 Correct 137 ms 612 KB Output is correct
48 Correct 11 ms 748 KB Output is correct
49 Correct 7 ms 492 KB Output is correct
50 Correct 156 ms 612 KB Output is correct
51 Correct 310 ms 492 KB Output is correct
52 Correct 21 ms 876 KB Output is correct

Subtask #5
21.0 / 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 364 KB Output is correct
4 Correct 2 ms 492 KB Output is correct
5 Correct 3 ms 492 KB Output is correct
6 Correct 2 ms 492 KB Output is correct
7 Correct 2 ms 492 KB Output is correct
8 Correct 3 ms 492 KB Output is correct
9 Correct 3 ms 492 KB Output is correct
10 Correct 2 ms 492 KB Output is correct
11 Correct 4 ms 492 KB Output is correct
12 Correct 4 ms 492 KB Output is correct
13 Correct 4 ms 492 KB Output is correct
14 Correct 4 ms 620 KB Output is correct
15 Correct 3 ms 492 KB Output is correct
16 Correct 4 ms 492 KB Output is correct
17 Correct 3 ms 492 KB Output is correct
18 Correct 3 ms 492 KB Output is correct
19 Correct 3 ms 492 KB Output is correct
20 Correct 2 ms 492 KB Output is correct
21 Correct 14 ms 492 KB Output is correct
22 Correct 17 ms 492 KB Output is correct
23 Correct 9 ms 492 KB Output is correct
24 Correct 21 ms 492 KB Output is correct
25 Correct 5 ms 492 KB Output is correct
26 Correct 6 ms 492 KB Output is correct
27 Correct 7 ms 492 KB Output is correct
28 Correct 4 ms 492 KB Output is correct
29 Correct 5 ms 492 KB Output is correct
30 Correct 35 ms 620 KB Output is correct
31 Correct 15 ms 492 KB Output is correct
32 Correct 24 ms 492 KB Output is correct
33 Correct 3 ms 492 KB Output is correct
34 Correct 3 ms 492 KB Output is correct
35 Correct 4 ms 492 KB Output is correct
36 Correct 28 ms 492 KB Output is correct
37 Correct 59 ms 612 KB Output is correct
38 Correct 60 ms 632 KB Output is correct
39 Correct 5 ms 492 KB Output is correct
40 Correct 198 ms 612 KB Output is correct
41 Correct 5 ms 492 KB Output is correct
42 Correct 143 ms 636 KB Output is correct
43 Correct 35 ms 868 KB Output is correct
44 Correct 37 ms 868 KB Output is correct
45 Correct 37 ms 868 KB Output is correct
46 Correct 176 ms 492 KB Output is correct
47 Correct 137 ms 612 KB Output is correct
48 Correct 11 ms 748 KB Output is correct
49 Correct 7 ms 492 KB Output is correct
50 Correct 156 ms 612 KB Output is correct
51 Correct 310 ms 492 KB Output is correct
52 Correct 21 ms 876 KB Output is correct
53 Correct 179 ms 740 KB Output is correct
54 Correct 209 ms 868 KB Output is correct
55 Correct 33 ms 1136 KB Output is correct
56 Correct 204 ms 996 KB Output is correct
57 Correct 38 ms 1256 KB Output is correct
58 Correct 317 ms 996 KB Output is correct
59 Correct 184 ms 1128 KB Output is correct
60 Correct 610 ms 612 KB Output is correct
61 Correct 179 ms 1000 KB Output is correct
62 Correct 89 ms 1128 KB Output is correct
63 Correct 53 ms 1152 KB Output is correct
64 Correct 49 ms 1128 KB Output is correct
65 Correct 18 ms 492 KB Output is correct
66 Correct 61 ms 612 KB Output is correct

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 364 KB Output is correct
4 Correct 2 ms 492 KB Output is correct
5 Correct 3 ms 492 KB Output is correct
6 Correct 2 ms 492 KB Output is correct
7 Correct 2 ms 492 KB Output is correct
8 Correct 3 ms 492 KB Output is correct
9 Correct 3 ms 492 KB Output is correct
10 Correct 2 ms 492 KB Output is correct
11 Correct 4 ms 492 KB Output is correct
12 Correct 4 ms 492 KB Output is correct
13 Correct 4 ms 492 KB Output is correct
14 Correct 4 ms 620 KB Output is correct
15 Correct 3 ms 492 KB Output is correct
16 Correct 4 ms 492 KB Output is correct
17 Correct 3 ms 492 KB Output is correct
18 Correct 3 ms 492 KB Output is correct
19 Correct 3 ms 492 KB Output is correct
20 Correct 2 ms 492 KB Output is correct
21 Correct 14 ms 492 KB Output is correct
22 Correct 17 ms 492 KB Output is correct
23 Correct 9 ms 492 KB Output is correct
24 Correct 21 ms 492 KB Output is correct
25 Correct 5 ms 492 KB Output is correct
26 Correct 6 ms 492 KB Output is correct
27 Correct 7 ms 492 KB Output is correct
28 Correct 4 ms 492 KB Output is correct
29 Correct 5 ms 492 KB Output is correct
30 Correct 35 ms 620 KB Output is correct
31 Correct 15 ms 492 KB Output is correct
32 Correct 24 ms 492 KB Output is correct
33 Correct 3 ms 492 KB Output is correct
34 Correct 3 ms 492 KB Output is correct
35 Correct 4 ms 492 KB Output is correct
36 Correct 28 ms 492 KB Output is correct
37 Correct 59 ms 612 KB Output is correct
38 Correct 60 ms 632 KB Output is correct
39 Correct 5 ms 492 KB Output is correct
40 Correct 198 ms 612 KB Output is correct
41 Correct 5 ms 492 KB Output is correct
42 Correct 143 ms 636 KB Output is correct
43 Correct 35 ms 868 KB Output is correct
44 Correct 37 ms 868 KB Output is correct
45 Correct 37 ms 868 KB Output is correct
46 Correct 176 ms 492 KB Output is correct
47 Correct 137 ms 612 KB Output is correct
48 Correct 11 ms 748 KB Output is correct
49 Correct 7 ms 492 KB Output is correct
50 Correct 156 ms 612 KB Output is correct
51 Correct 310 ms 492 KB Output is correct
52 Correct 21 ms 876 KB Output is correct
53 Correct 179 ms 740 KB Output is correct
54 Correct 209 ms 868 KB Output is correct
55 Correct 33 ms 1136 KB Output is correct
56 Correct 204 ms 996 KB Output is correct
57 Correct 38 ms 1256 KB Output is correct
58 Correct 317 ms 996 KB Output is correct
59 Correct 184 ms 1128 KB Output is correct
60 Correct 610 ms 612 KB Output is correct
61 Correct 179 ms 1000 KB Output is correct
62 Correct 89 ms 1128 KB Output is correct
63 Correct 53 ms 1152 KB Output is correct
64 Correct 49 ms 1128 KB Output is correct
65 Correct 18 ms 492 KB Output is correct
66 Correct 61 ms 612 KB Output is correct
67 Correct 399 ms 1128 KB Output is correct
68 Correct 4 ms 364 KB Output is correct
69 Correct 83 ms 1768 KB Output is correct
70 Correct 664 ms 1384 KB Output is correct
71 Correct 641 ms 1380 KB Output is correct
72 Execution timed out 1071 ms 492 KB Time limit exceeded
73 Halted 0 ms 0 KB -