oj.uz

Submission #566270

# Submission time Handle Problem Language Result Execution time Memory
566270 2022-05-22T08:06:01 Z shrimb Bootfall (IZhO17_bootfall) C++17
28 / 100
 1000 ms 39292 KB 
#pragma GCC optimize ("Ofast")
#pragma GCC target ("avx,avx2,fma")

#include"bits/stdc++.h"
using namespace std;

#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace __gnu_pbds;

template<class x>
using ordered_set = tree<x, null_type,less<x>, rb_tree_tag,tree_order_statistics_node_update>;

// #define int long long
#define endl '\n'
#define mod 1000000007
//\
#define mod 1686876991

const int maxn = 271;

vector<bool[maxn*maxn]> dp0(maxn), dp1(maxn);
bitset<maxn*maxn> ans;
int n, tot, ex=-1, total;
int a[maxn];

void rec () {
    for (int i = n ; i >= 0 ; i--) {
        for (ex = 0 ; ex <= n ; ex++) {
            for (int j = 0 ; j <= total ; j++) {
                if (i == n) dp0[ex][j] = j == 0;
                else if (i == ex) dp0[ex][j] = dp1[ex][j];
                else dp0[ex][j] = dp1[ex][j] || (j - a[i] < 0 ? 0 : dp1[ex][j - a[i]]);
            }
        }
        swap(dp0, dp1);
    }
    swap(dp0, dp1);
}

signed main () {
    cin.tie(0)->sync_with_stdio(0);

    cin >> n;
    for (int i = 0 ; i < n ; i++) cin >> a[i], total += a[i];
    for (int i = 0 ; i <= total ; i++) ans[i] = 1;
    rec();
    if (!dp0[n][total/2]) {
        cout << 0 << endl;
        return 0;
    }
    // cerr << "here\n";
    ans[0] = 0;
    for (int i = 0 ; i < n ; i++) {
        tot = total - a[i];
        ex = i;
        for (int j = 1 ; j <= total ; j++) {
            if ((tot+j)&1||!dp0[i][(tot+j)/2]) {
                ans[j] = 0;
            }
        }
    }
    cout << ans.count() << endl;
    for (int i = 0 ; i <= total ; i++) if (ans[i]) cout << i << " ";
}

Compilation message

bootfall.cpp:17:1: warning: multi-line comment [-Wcomment]
   17 | //\
      | ^

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 39252 KB Output is correct
2 Correct 17 ms 39252 KB Output is correct
3 Correct 17 ms 39252 KB Output is correct
4 Correct 16 ms 39176 KB Output is correct
5 Correct 17 ms 39240 KB Output is correct
6 Correct 21 ms 39208 KB Output is correct
7 Correct 17 ms 39236 KB Output is correct
8 Correct 21 ms 39184 KB Output is correct
9 Correct 16 ms 39252 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 39252 KB Output is correct
2 Correct 17 ms 39252 KB Output is correct
3 Correct 17 ms 39252 KB Output is correct
4 Correct 16 ms 39176 KB Output is correct
5 Correct 17 ms 39240 KB Output is correct
6 Correct 21 ms 39208 KB Output is correct
7 Correct 17 ms 39236 KB Output is correct
8 Correct 21 ms 39184 KB Output is correct
9 Correct 16 ms 39252 KB Output is correct
10 Correct 16 ms 39252 KB Output is correct
11 Correct 17 ms 39184 KB Output is correct
12 Correct 17 ms 39200 KB Output is correct
13 Correct 16 ms 39252 KB Output is correct
14 Correct 17 ms 39252 KB Output is correct
15 Correct 16 ms 39252 KB Output is correct
16 Correct 17 ms 39204 KB Output is correct
17 Correct 20 ms 39216 KB Output is correct
18 Correct 17 ms 39244 KB Output is correct
19 Correct 18 ms 39252 KB Output is correct
20 Correct 23 ms 39176 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 39252 KB Output is correct
2 Correct 17 ms 39252 KB Output is correct
3 Correct 17 ms 39252 KB Output is correct
4 Correct 16 ms 39176 KB Output is correct
5 Correct 17 ms 39240 KB Output is correct
6 Correct 21 ms 39208 KB Output is correct
7 Correct 17 ms 39236 KB Output is correct
8 Correct 21 ms 39184 KB Output is correct
9 Correct 16 ms 39252 KB Output is correct
10 Correct 16 ms 39252 KB Output is correct
11 Correct 17 ms 39184 KB Output is correct
12 Correct 17 ms 39200 KB Output is correct
13 Correct 16 ms 39252 KB Output is correct
14 Correct 17 ms 39252 KB Output is correct
15 Correct 16 ms 39252 KB Output is correct
16 Correct 17 ms 39204 KB Output is correct
17 Correct 20 ms 39216 KB Output is correct
18 Correct 17 ms 39244 KB Output is correct
19 Correct 18 ms 39252 KB Output is correct
20 Correct 23 ms 39176 KB Output is correct
21 Correct 29 ms 39292 KB Output is correct
22 Correct 34 ms 39204 KB Output is correct
23 Correct 22 ms 39200 KB Output is correct
24 Correct 53 ms 39224 KB Output is correct
25 Correct 119 ms 39272 KB Output is correct
26 Correct 130 ms 39268 KB Output is correct
27 Correct 115 ms 39272 KB Output is correct
28 Correct 128 ms 39276 KB Output is correct
29 Correct 138 ms 39280 KB Output is correct
30 Correct 70 ms 39272 KB Output is correct
31 Correct 89 ms 39276 KB Output is correct
32 Correct 60 ms 39252 KB Output is correct
33 Correct 133 ms 39272 KB Output is correct
34 Correct 141 ms 39272 KB Output is correct
35 Correct 134 ms 39272 KB Output is correct
36 Correct 59 ms 39276 KB Output is correct

Subtask #4
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 39252 KB Output is correct
2 Correct 17 ms 39252 KB Output is correct
3 Correct 17 ms 39252 KB Output is correct
4 Correct 16 ms 39176 KB Output is correct
5 Correct 17 ms 39240 KB Output is correct
6 Correct 21 ms 39208 KB Output is correct
7 Correct 17 ms 39236 KB Output is correct
8 Correct 21 ms 39184 KB Output is correct
9 Correct 16 ms 39252 KB Output is correct
10 Correct 16 ms 39252 KB Output is correct
11 Correct 17 ms 39184 KB Output is correct
12 Correct 17 ms 39200 KB Output is correct
13 Correct 16 ms 39252 KB Output is correct
14 Correct 17 ms 39252 KB Output is correct
15 Correct 16 ms 39252 KB Output is correct
16 Correct 17 ms 39204 KB Output is correct
17 Correct 20 ms 39216 KB Output is correct
18 Correct 17 ms 39244 KB Output is correct
19 Correct 18 ms 39252 KB Output is correct
20 Correct 23 ms 39176 KB Output is correct
21 Correct 29 ms 39292 KB Output is correct
22 Correct 34 ms 39204 KB Output is correct
23 Correct 22 ms 39200 KB Output is correct
24 Correct 53 ms 39224 KB Output is correct
25 Correct 119 ms 39272 KB Output is correct
26 Correct 130 ms 39268 KB Output is correct
27 Correct 115 ms 39272 KB Output is correct
28 Correct 128 ms 39276 KB Output is correct
29 Correct 138 ms 39280 KB Output is correct
30 Correct 70 ms 39272 KB Output is correct
31 Correct 89 ms 39276 KB Output is correct
32 Correct 60 ms 39252 KB Output is correct
33 Correct 133 ms 39272 KB Output is correct
34 Correct 141 ms 39272 KB Output is correct
35 Correct 134 ms 39272 KB Output is correct
36 Correct 59 ms 39276 KB Output is correct
37 Correct 747 ms 39280 KB Output is correct
38 Correct 761 ms 39276 KB Output is correct
39 Execution timed out 1083 ms 39252 KB Time limit exceeded
40 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 39252 KB Output is correct
2 Correct 17 ms 39252 KB Output is correct
3 Correct 17 ms 39252 KB Output is correct
4 Correct 16 ms 39176 KB Output is correct
5 Correct 17 ms 39240 KB Output is correct
6 Correct 21 ms 39208 KB Output is correct
7 Correct 17 ms 39236 KB Output is correct
8 Correct 21 ms 39184 KB Output is correct
9 Correct 16 ms 39252 KB Output is correct
10 Correct 16 ms 39252 KB Output is correct
11 Correct 17 ms 39184 KB Output is correct
12 Correct 17 ms 39200 KB Output is correct
13 Correct 16 ms 39252 KB Output is correct
14 Correct 17 ms 39252 KB Output is correct
15 Correct 16 ms 39252 KB Output is correct
16 Correct 17 ms 39204 KB Output is correct
17 Correct 20 ms 39216 KB Output is correct
18 Correct 17 ms 39244 KB Output is correct
19 Correct 18 ms 39252 KB Output is correct
20 Correct 23 ms 39176 KB Output is correct
21 Correct 29 ms 39292 KB Output is correct
22 Correct 34 ms 39204 KB Output is correct
23 Correct 22 ms 39200 KB Output is correct
24 Correct 53 ms 39224 KB Output is correct
25 Correct 119 ms 39272 KB Output is correct
26 Correct 130 ms 39268 KB Output is correct
27 Correct 115 ms 39272 KB Output is correct
28 Correct 128 ms 39276 KB Output is correct
29 Correct 138 ms 39280 KB Output is correct
30 Correct 70 ms 39272 KB Output is correct
31 Correct 89 ms 39276 KB Output is correct
32 Correct 60 ms 39252 KB Output is correct
33 Correct 133 ms 39272 KB Output is correct
34 Correct 141 ms 39272 KB Output is correct
35 Correct 134 ms 39272 KB Output is correct
36 Correct 59 ms 39276 KB Output is correct
37 Correct 747 ms 39280 KB Output is correct
38 Correct 761 ms 39276 KB Output is correct
39 Execution timed out 1083 ms 39252 KB Time limit exceeded
40 Halted 0 ms 0 KB -

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 39252 KB Output is correct
2 Correct 17 ms 39252 KB Output is correct
3 Correct 17 ms 39252 KB Output is correct
4 Correct 16 ms 39176 KB Output is correct
5 Correct 17 ms 39240 KB Output is correct
6 Correct 21 ms 39208 KB Output is correct
7 Correct 17 ms 39236 KB Output is correct
8 Correct 21 ms 39184 KB Output is correct
9 Correct 16 ms 39252 KB Output is correct
10 Correct 16 ms 39252 KB Output is correct
11 Correct 17 ms 39184 KB Output is correct
12 Correct 17 ms 39200 KB Output is correct
13 Correct 16 ms 39252 KB Output is correct
14 Correct 17 ms 39252 KB Output is correct
15 Correct 16 ms 39252 KB Output is correct
16 Correct 17 ms 39204 KB Output is correct
17 Correct 20 ms 39216 KB Output is correct
18 Correct 17 ms 39244 KB Output is correct
19 Correct 18 ms 39252 KB Output is correct
20 Correct 23 ms 39176 KB Output is correct
21 Correct 29 ms 39292 KB Output is correct
22 Correct 34 ms 39204 KB Output is correct
23 Correct 22 ms 39200 KB Output is correct
24 Correct 53 ms 39224 KB Output is correct
25 Correct 119 ms 39272 KB Output is correct
26 Correct 130 ms 39268 KB Output is correct
27 Correct 115 ms 39272 KB Output is correct
28 Correct 128 ms 39276 KB Output is correct
29 Correct 138 ms 39280 KB Output is correct
30 Correct 70 ms 39272 KB Output is correct
31 Correct 89 ms 39276 KB Output is correct
32 Correct 60 ms 39252 KB Output is correct
33 Correct 133 ms 39272 KB Output is correct
34 Correct 141 ms 39272 KB Output is correct
35 Correct 134 ms 39272 KB Output is correct
36 Correct 59 ms 39276 KB Output is correct
37 Correct 747 ms 39280 KB Output is correct
38 Correct 761 ms 39276 KB Output is correct
39 Execution timed out 1083 ms 39252 KB Time limit exceeded
40 Halted 0 ms 0 KB -