oj.uz

Submission #319211

# Submission time Handle Problem Language Result Execution time Memory
319211 2020-11-04T14:05:20 Z BeanZ Bootfall (IZhO17_bootfall) C++14
44 / 100
 1000 ms 1380 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;
ll a[N];
bool flag[N * N], tmp[N * 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];
    for (int i = 1; i <= lim; i++) flag[i] = 1;
    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 <= n; i++){
        bit.reset();
        bit[0] = 1;
        for (int j = 1; j <= n; j++){
            if (i == j) continue;
            bit |= (bit << a[j]);
        }
        //cout << bit << endl;
        memset(tmp, 0, sizeof(tmp));
        for (int j = 0; j <= lim; j++){
            if (bit[j] && ((sum - j - a[i] - j) > 0)){
                tmp[sum - j - a[i] - j] = 1;
                //cout << sum - j - a[i] << " ";
            }
        }
        //cout << endl;
        for (int j = 1; j <= lim; j++){
            flag[j] &= tmp[j];
        }
    }
    vector<ll> ans;
    for (int i = 1; i <= lim; i++){
        if (flag[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 3 ms 876 KB Output is correct
2 Correct 5 ms 876 KB Output is correct
3 Correct 1 ms 620 KB Output is correct
4 Correct 4 ms 876 KB Output is correct
5 Correct 8 ms 876 KB Output is correct
6 Correct 6 ms 876 KB Output is correct
7 Correct 4 ms 876 KB Output is correct
8 Correct 8 ms 876 KB Output is correct
9 Correct 7 ms 876 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 876 KB Output is correct
2 Correct 5 ms 876 KB Output is correct
3 Correct 1 ms 620 KB Output is correct
4 Correct 4 ms 876 KB Output is correct
5 Correct 8 ms 876 KB Output is correct
6 Correct 6 ms 876 KB Output is correct
7 Correct 4 ms 876 KB Output is correct
8 Correct 8 ms 876 KB Output is correct
9 Correct 7 ms 876 KB Output is correct
10 Correct 23 ms 876 KB Output is correct
11 Correct 23 ms 1016 KB Output is correct
12 Correct 23 ms 1004 KB Output is correct
13 Correct 18 ms 876 KB Output is correct
14 Correct 20 ms 876 KB Output is correct
15 Correct 21 ms 876 KB Output is correct
16 Correct 23 ms 876 KB Output is correct
17 Correct 12 ms 876 KB Output is correct
18 Correct 22 ms 876 KB Output is correct
19 Correct 20 ms 876 KB Output is correct
20 Correct 22 ms 876 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 876 KB Output is correct
2 Correct 5 ms 876 KB Output is correct
3 Correct 1 ms 620 KB Output is correct
4 Correct 4 ms 876 KB Output is correct
5 Correct 8 ms 876 KB Output is correct
6 Correct 6 ms 876 KB Output is correct
7 Correct 4 ms 876 KB Output is correct
8 Correct 8 ms 876 KB Output is correct
9 Correct 7 ms 876 KB Output is correct
10 Correct 23 ms 876 KB Output is correct
11 Correct 23 ms 1016 KB Output is correct
12 Correct 23 ms 1004 KB Output is correct
13 Correct 18 ms 876 KB Output is correct
14 Correct 20 ms 876 KB Output is correct
15 Correct 21 ms 876 KB Output is correct
16 Correct 23 ms 876 KB Output is correct
17 Correct 12 ms 876 KB Output is correct
18 Correct 22 ms 876 KB Output is correct
19 Correct 20 ms 876 KB Output is correct
20 Correct 22 ms 876 KB Output is correct
21 Correct 67 ms 1000 KB Output is correct
22 Correct 91 ms 996 KB Output is correct
23 Correct 46 ms 996 KB Output is correct
24 Correct 127 ms 996 KB Output is correct
25 Correct 126 ms 996 KB Output is correct
26 Correct 140 ms 996 KB Output is correct
27 Correct 139 ms 984 KB Output is correct
28 Correct 142 ms 996 KB Output is correct
29 Correct 139 ms 876 KB Output is correct
30 Correct 141 ms 876 KB Output is correct
31 Correct 144 ms 996 KB Output is correct
32 Correct 138 ms 1000 KB Output is correct
33 Correct 139 ms 876 KB Output is correct
34 Correct 141 ms 996 KB Output is correct
35 Correct 144 ms 876 KB Output is correct
36 Correct 143 ms 996 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 876 KB Output is correct
2 Correct 5 ms 876 KB Output is correct
3 Correct 1 ms 620 KB Output is correct
4 Correct 4 ms 876 KB Output is correct
5 Correct 8 ms 876 KB Output is correct
6 Correct 6 ms 876 KB Output is correct
7 Correct 4 ms 876 KB Output is correct
8 Correct 8 ms 876 KB Output is correct
9 Correct 7 ms 876 KB Output is correct
10 Correct 23 ms 876 KB Output is correct
11 Correct 23 ms 1016 KB Output is correct
12 Correct 23 ms 1004 KB Output is correct
13 Correct 18 ms 876 KB Output is correct
14 Correct 20 ms 876 KB Output is correct
15 Correct 21 ms 876 KB Output is correct
16 Correct 23 ms 876 KB Output is correct
17 Correct 12 ms 876 KB Output is correct
18 Correct 22 ms 876 KB Output is correct
19 Correct 20 ms 876 KB Output is correct
20 Correct 22 ms 876 KB Output is correct
21 Correct 67 ms 1000 KB Output is correct
22 Correct 91 ms 996 KB Output is correct
23 Correct 46 ms 996 KB Output is correct
24 Correct 127 ms 996 KB Output is correct
25 Correct 126 ms 996 KB Output is correct
26 Correct 140 ms 996 KB Output is correct
27 Correct 139 ms 984 KB Output is correct
28 Correct 142 ms 996 KB Output is correct
29 Correct 139 ms 876 KB Output is correct
30 Correct 141 ms 876 KB Output is correct
31 Correct 144 ms 996 KB Output is correct
32 Correct 138 ms 1000 KB Output is correct
33 Correct 139 ms 876 KB Output is correct
34 Correct 141 ms 996 KB Output is correct
35 Correct 144 ms 876 KB Output is correct
36 Correct 143 ms 996 KB Output is correct
37 Correct 489 ms 1104 KB Output is correct
38 Correct 482 ms 1108 KB Output is correct
39 Correct 723 ms 976 KB Output is correct
40 Correct 842 ms 1108 KB Output is correct
41 Correct 827 ms 996 KB Output is correct
42 Correct 731 ms 1124 KB Output is correct
43 Correct 718 ms 1380 KB Output is correct
44 Correct 731 ms 1380 KB Output is correct
45 Correct 745 ms 1376 KB Output is correct
46 Correct 847 ms 984 KB Output is correct
47 Correct 724 ms 1124 KB Output is correct
48 Correct 743 ms 1252 KB Output is correct
49 Correct 727 ms 996 KB Output is correct
50 Correct 723 ms 1124 KB Output is correct
51 Correct 721 ms 876 KB Output is correct
52 Correct 865 ms 1380 KB Output is correct

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 876 KB Output is correct
2 Correct 5 ms 876 KB Output is correct
3 Correct 1 ms 620 KB Output is correct
4 Correct 4 ms 876 KB Output is correct
5 Correct 8 ms 876 KB Output is correct
6 Correct 6 ms 876 KB Output is correct
7 Correct 4 ms 876 KB Output is correct
8 Correct 8 ms 876 KB Output is correct
9 Correct 7 ms 876 KB Output is correct
10 Correct 23 ms 876 KB Output is correct
11 Correct 23 ms 1016 KB Output is correct
12 Correct 23 ms 1004 KB Output is correct
13 Correct 18 ms 876 KB Output is correct
14 Correct 20 ms 876 KB Output is correct
15 Correct 21 ms 876 KB Output is correct
16 Correct 23 ms 876 KB Output is correct
17 Correct 12 ms 876 KB Output is correct
18 Correct 22 ms 876 KB Output is correct
19 Correct 20 ms 876 KB Output is correct
20 Correct 22 ms 876 KB Output is correct
21 Correct 67 ms 1000 KB Output is correct
22 Correct 91 ms 996 KB Output is correct
23 Correct 46 ms 996 KB Output is correct
24 Correct 127 ms 996 KB Output is correct
25 Correct 126 ms 996 KB Output is correct
26 Correct 140 ms 996 KB Output is correct
27 Correct 139 ms 984 KB Output is correct
28 Correct 142 ms 996 KB Output is correct
29 Correct 139 ms 876 KB Output is correct
30 Correct 141 ms 876 KB Output is correct
31 Correct 144 ms 996 KB Output is correct
32 Correct 138 ms 1000 KB Output is correct
33 Correct 139 ms 876 KB Output is correct
34 Correct 141 ms 996 KB Output is correct
35 Correct 144 ms 876 KB Output is correct
36 Correct 143 ms 996 KB Output is correct
37 Correct 489 ms 1104 KB Output is correct
38 Correct 482 ms 1108 KB Output is correct
39 Correct 723 ms 976 KB Output is correct
40 Correct 842 ms 1108 KB Output is correct
41 Correct 827 ms 996 KB Output is correct
42 Correct 731 ms 1124 KB Output is correct
43 Correct 718 ms 1380 KB Output is correct
44 Correct 731 ms 1380 KB Output is correct
45 Correct 745 ms 1376 KB Output is correct
46 Correct 847 ms 984 KB Output is correct
47 Correct 724 ms 1124 KB Output is correct
48 Correct 743 ms 1252 KB Output is correct
49 Correct 727 ms 996 KB Output is correct
50 Correct 723 ms 1124 KB Output is correct
51 Correct 721 ms 876 KB Output is correct
52 Correct 865 ms 1380 KB Output is correct
53 Execution timed out 1029 ms 1252 KB Time limit exceeded
54 Halted 0 ms 0 KB -

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 876 KB Output is correct
2 Correct 5 ms 876 KB Output is correct
3 Correct 1 ms 620 KB Output is correct
4 Correct 4 ms 876 KB Output is correct
5 Correct 8 ms 876 KB Output is correct
6 Correct 6 ms 876 KB Output is correct
7 Correct 4 ms 876 KB Output is correct
8 Correct 8 ms 876 KB Output is correct
9 Correct 7 ms 876 KB Output is correct
10 Correct 23 ms 876 KB Output is correct
11 Correct 23 ms 1016 KB Output is correct
12 Correct 23 ms 1004 KB Output is correct
13 Correct 18 ms 876 KB Output is correct
14 Correct 20 ms 876 KB Output is correct
15 Correct 21 ms 876 KB Output is correct
16 Correct 23 ms 876 KB Output is correct
17 Correct 12 ms 876 KB Output is correct
18 Correct 22 ms 876 KB Output is correct
19 Correct 20 ms 876 KB Output is correct
20 Correct 22 ms 876 KB Output is correct
21 Correct 67 ms 1000 KB Output is correct
22 Correct 91 ms 996 KB Output is correct
23 Correct 46 ms 996 KB Output is correct
24 Correct 127 ms 996 KB Output is correct
25 Correct 126 ms 996 KB Output is correct
26 Correct 140 ms 996 KB Output is correct
27 Correct 139 ms 984 KB Output is correct
28 Correct 142 ms 996 KB Output is correct
29 Correct 139 ms 876 KB Output is correct
30 Correct 141 ms 876 KB Output is correct
31 Correct 144 ms 996 KB Output is correct
32 Correct 138 ms 1000 KB Output is correct
33 Correct 139 ms 876 KB Output is correct
34 Correct 141 ms 996 KB Output is correct
35 Correct 144 ms 876 KB Output is correct
36 Correct 143 ms 996 KB Output is correct
37 Correct 489 ms 1104 KB Output is correct
38 Correct 482 ms 1108 KB Output is correct
39 Correct 723 ms 976 KB Output is correct
40 Correct 842 ms 1108 KB Output is correct
41 Correct 827 ms 996 KB Output is correct
42 Correct 731 ms 1124 KB Output is correct
43 Correct 718 ms 1380 KB Output is correct
44 Correct 731 ms 1380 KB Output is correct
45 Correct 745 ms 1376 KB Output is correct
46 Correct 847 ms 984 KB Output is correct
47 Correct 724 ms 1124 KB Output is correct
48 Correct 743 ms 1252 KB Output is correct
49 Correct 727 ms 996 KB Output is correct
50 Correct 723 ms 1124 KB Output is correct
51 Correct 721 ms 876 KB Output is correct
52 Correct 865 ms 1380 KB Output is correct
53 Execution timed out 1029 ms 1252 KB Time limit exceeded
54 Halted 0 ms 0 KB -