oj.uz

Submission #566244

# Submission time Handle Problem Language Result Execution time Memory
566244 2022-05-22T07:48:13 Z shrimb Bootfall (IZhO17_bootfall) C++17
28 / 100
 1000 ms 16316 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;

bool dp[maxn][maxn*maxn];
bitset<maxn*maxn> ans;
int n, tot, ex=-1, total;
int a[maxn];

void rec () {
    for (int i = n ; i >= 0 ; i--) {
        for (int j = 0 ; j <= total ; j++) {
            if (i == n) dp[i][j] = j == 0;
            else if (i == ex) dp[i][j] = dp[i + 1][j];
            else dp[i][j] = dp[i + 1][j] || (j - a[i] < 0 ? 0 : dp[i + 1][j - a[i]]);
        }
    }
    // if (sm < 0) return 0;
    // if (i == n) return sm == 0;
    // if (i == ex) return rec(i + 1, sm);
    // if (dp[i][sm] != -1) return dp[i][sm];
    // return dp[i][sm] = rec(i + 1, sm) | rec(i + 1, sm - a[i]);
}

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 (!dp[0][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;
        rec();
        for (int j = 1 ; j <= total ; j++) {
            if ((tot+j)&1||!dp[0][(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 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 468 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 468 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 468 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 468 KB Output is correct
21 Correct 17 ms 804 KB Output is correct
22 Correct 21 ms 892 KB Output is correct
23 Correct 7 ms 664 KB Output is correct
24 Correct 50 ms 1128 KB Output is correct
25 Correct 89 ms 1536 KB Output is correct
26 Correct 101 ms 1620 KB Output is correct
27 Correct 101 ms 1600 KB Output is correct
28 Correct 111 ms 1660 KB Output is correct
29 Correct 115 ms 1688 KB Output is correct
30 Correct 50 ms 1244 KB Output is correct
31 Correct 77 ms 1468 KB Output is correct
32 Correct 47 ms 1200 KB Output is correct
33 Correct 112 ms 1776 KB Output is correct
34 Correct 129 ms 1620 KB Output is correct
35 Correct 130 ms 1688 KB Output is correct
36 Correct 45 ms 1188 KB Output is correct

Subtask #4
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 468 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 468 KB Output is correct
21 Correct 17 ms 804 KB Output is correct
22 Correct 21 ms 892 KB Output is correct
23 Correct 7 ms 664 KB Output is correct
24 Correct 50 ms 1128 KB Output is correct
25 Correct 89 ms 1536 KB Output is correct
26 Correct 101 ms 1620 KB Output is correct
27 Correct 101 ms 1600 KB Output is correct
28 Correct 111 ms 1660 KB Output is correct
29 Correct 115 ms 1688 KB Output is correct
30 Correct 50 ms 1244 KB Output is correct
31 Correct 77 ms 1468 KB Output is correct
32 Correct 47 ms 1200 KB Output is correct
33 Correct 112 ms 1776 KB Output is correct
34 Correct 129 ms 1620 KB Output is correct
35 Correct 130 ms 1688 KB Output is correct
36 Correct 45 ms 1188 KB Output is correct
37 Correct 695 ms 4948 KB Output is correct
38 Correct 743 ms 5056 KB Output is correct
39 Execution timed out 1096 ms 16316 KB Time limit exceeded
40 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 468 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 468 KB Output is correct
21 Correct 17 ms 804 KB Output is correct
22 Correct 21 ms 892 KB Output is correct
23 Correct 7 ms 664 KB Output is correct
24 Correct 50 ms 1128 KB Output is correct
25 Correct 89 ms 1536 KB Output is correct
26 Correct 101 ms 1620 KB Output is correct
27 Correct 101 ms 1600 KB Output is correct
28 Correct 111 ms 1660 KB Output is correct
29 Correct 115 ms 1688 KB Output is correct
30 Correct 50 ms 1244 KB Output is correct
31 Correct 77 ms 1468 KB Output is correct
32 Correct 47 ms 1200 KB Output is correct
33 Correct 112 ms 1776 KB Output is correct
34 Correct 129 ms 1620 KB Output is correct
35 Correct 130 ms 1688 KB Output is correct
36 Correct 45 ms 1188 KB Output is correct
37 Correct 695 ms 4948 KB Output is correct
38 Correct 743 ms 5056 KB Output is correct
39 Execution timed out 1096 ms 16316 KB Time limit exceeded
40 Halted 0 ms 0 KB -

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 468 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 468 KB Output is correct
21 Correct 17 ms 804 KB Output is correct
22 Correct 21 ms 892 KB Output is correct
23 Correct 7 ms 664 KB Output is correct
24 Correct 50 ms 1128 KB Output is correct
25 Correct 89 ms 1536 KB Output is correct
26 Correct 101 ms 1620 KB Output is correct
27 Correct 101 ms 1600 KB Output is correct
28 Correct 111 ms 1660 KB Output is correct
29 Correct 115 ms 1688 KB Output is correct
30 Correct 50 ms 1244 KB Output is correct
31 Correct 77 ms 1468 KB Output is correct
32 Correct 47 ms 1200 KB Output is correct
33 Correct 112 ms 1776 KB Output is correct
34 Correct 129 ms 1620 KB Output is correct
35 Correct 130 ms 1688 KB Output is correct
36 Correct 45 ms 1188 KB Output is correct
37 Correct 695 ms 4948 KB Output is correct
38 Correct 743 ms 5056 KB Output is correct
39 Execution timed out 1096 ms 16316 KB Time limit exceeded
40 Halted 0 ms 0 KB -