oj.uz

Submission #566239

# Submission time Handle Problem Language Result Execution time Memory
566239 2022-05-22T07:37:51 Z shrimb Bootfall (IZhO17_bootfall) C++17
28 / 100
 830 ms 4352 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 = 101;

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

int rec (int i, int sm) {
    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;
    memset(dp, -1,sizeof dp);
    if (!rec(0, total / 2)) {
        cout << 0 << endl;
        return 0;
    }
    ans[0] = 0;
    for (int i = 0 ; i < n ; i++) {
        tot = total - a[i];
        ex = i;
        memset(dp, -1,sizeof dp);
        for (int j = 1 ; j <= total ; j++) {
            if ((tot+j)&1||!rec(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 2 ms 4308 KB Output is correct
2 Correct 3 ms 4308 KB Output is correct
3 Correct 2 ms 4308 KB Output is correct
4 Correct 3 ms 4308 KB Output is correct
5 Correct 4 ms 4308 KB Output is correct
6 Correct 3 ms 4308 KB Output is correct
7 Correct 3 ms 4308 KB Output is correct
8 Correct 5 ms 4308 KB Output is correct
9 Correct 3 ms 4312 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4308 KB Output is correct
2 Correct 3 ms 4308 KB Output is correct
3 Correct 2 ms 4308 KB Output is correct
4 Correct 3 ms 4308 KB Output is correct
5 Correct 4 ms 4308 KB Output is correct
6 Correct 3 ms 4308 KB Output is correct
7 Correct 3 ms 4308 KB Output is correct
8 Correct 5 ms 4308 KB Output is correct
9 Correct 3 ms 4312 KB Output is correct
10 Correct 9 ms 4352 KB Output is correct
11 Correct 7 ms 4308 KB Output is correct
12 Correct 8 ms 4308 KB Output is correct
13 Correct 7 ms 4348 KB Output is correct
14 Correct 9 ms 4308 KB Output is correct
15 Correct 6 ms 4308 KB Output is correct
16 Correct 7 ms 4348 KB Output is correct
17 Correct 5 ms 4308 KB Output is correct
18 Correct 7 ms 4308 KB Output is correct
19 Correct 6 ms 4348 KB Output is correct
20 Correct 9 ms 4308 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4308 KB Output is correct
2 Correct 3 ms 4308 KB Output is correct
3 Correct 2 ms 4308 KB Output is correct
4 Correct 3 ms 4308 KB Output is correct
5 Correct 4 ms 4308 KB Output is correct
6 Correct 3 ms 4308 KB Output is correct
7 Correct 3 ms 4308 KB Output is correct
8 Correct 5 ms 4308 KB Output is correct
9 Correct 3 ms 4312 KB Output is correct
10 Correct 9 ms 4352 KB Output is correct
11 Correct 7 ms 4308 KB Output is correct
12 Correct 8 ms 4308 KB Output is correct
13 Correct 7 ms 4348 KB Output is correct
14 Correct 9 ms 4308 KB Output is correct
15 Correct 6 ms 4308 KB Output is correct
16 Correct 7 ms 4348 KB Output is correct
17 Correct 5 ms 4308 KB Output is correct
18 Correct 7 ms 4308 KB Output is correct
19 Correct 6 ms 4348 KB Output is correct
20 Correct 9 ms 4308 KB Output is correct
21 Correct 110 ms 4328 KB Output is correct
22 Correct 161 ms 4308 KB Output is correct
23 Correct 58 ms 4332 KB Output is correct
24 Correct 304 ms 4352 KB Output is correct
25 Correct 572 ms 4340 KB Output is correct
26 Correct 710 ms 4340 KB Output is correct
27 Correct 736 ms 4336 KB Output is correct
28 Correct 775 ms 4336 KB Output is correct
29 Correct 816 ms 4336 KB Output is correct
30 Correct 453 ms 4336 KB Output is correct
31 Correct 607 ms 4336 KB Output is correct
32 Correct 417 ms 4336 KB Output is correct
33 Correct 830 ms 4332 KB Output is correct
34 Correct 720 ms 4336 KB Output is correct
35 Correct 781 ms 4336 KB Output is correct
36 Correct 397 ms 4332 KB Output is correct

Subtask #4
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4308 KB Output is correct
2 Correct 3 ms 4308 KB Output is correct
3 Correct 2 ms 4308 KB Output is correct
4 Correct 3 ms 4308 KB Output is correct
5 Correct 4 ms 4308 KB Output is correct
6 Correct 3 ms 4308 KB Output is correct
7 Correct 3 ms 4308 KB Output is correct
8 Correct 5 ms 4308 KB Output is correct
9 Correct 3 ms 4312 KB Output is correct
10 Correct 9 ms 4352 KB Output is correct
11 Correct 7 ms 4308 KB Output is correct
12 Correct 8 ms 4308 KB Output is correct
13 Correct 7 ms 4348 KB Output is correct
14 Correct 9 ms 4308 KB Output is correct
15 Correct 6 ms 4308 KB Output is correct
16 Correct 7 ms 4348 KB Output is correct
17 Correct 5 ms 4308 KB Output is correct
18 Correct 7 ms 4308 KB Output is correct
19 Correct 6 ms 4348 KB Output is correct
20 Correct 9 ms 4308 KB Output is correct
21 Correct 110 ms 4328 KB Output is correct
22 Correct 161 ms 4308 KB Output is correct
23 Correct 58 ms 4332 KB Output is correct
24 Correct 304 ms 4352 KB Output is correct
25 Correct 572 ms 4340 KB Output is correct
26 Correct 710 ms 4340 KB Output is correct
27 Correct 736 ms 4336 KB Output is correct
28 Correct 775 ms 4336 KB Output is correct
29 Correct 816 ms 4336 KB Output is correct
30 Correct 453 ms 4336 KB Output is correct
31 Correct 607 ms 4336 KB Output is correct
32 Correct 417 ms 4336 KB Output is correct
33 Correct 830 ms 4332 KB Output is correct
34 Correct 720 ms 4336 KB Output is correct
35 Correct 781 ms 4336 KB Output is correct
36 Correct 397 ms 4332 KB Output is correct
37 Incorrect 48 ms 4340 KB Output isn't correct
38 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4308 KB Output is correct
2 Correct 3 ms 4308 KB Output is correct
3 Correct 2 ms 4308 KB Output is correct
4 Correct 3 ms 4308 KB Output is correct
5 Correct 4 ms 4308 KB Output is correct
6 Correct 3 ms 4308 KB Output is correct
7 Correct 3 ms 4308 KB Output is correct
8 Correct 5 ms 4308 KB Output is correct
9 Correct 3 ms 4312 KB Output is correct
10 Correct 9 ms 4352 KB Output is correct
11 Correct 7 ms 4308 KB Output is correct
12 Correct 8 ms 4308 KB Output is correct
13 Correct 7 ms 4348 KB Output is correct
14 Correct 9 ms 4308 KB Output is correct
15 Correct 6 ms 4308 KB Output is correct
16 Correct 7 ms 4348 KB Output is correct
17 Correct 5 ms 4308 KB Output is correct
18 Correct 7 ms 4308 KB Output is correct
19 Correct 6 ms 4348 KB Output is correct
20 Correct 9 ms 4308 KB Output is correct
21 Correct 110 ms 4328 KB Output is correct
22 Correct 161 ms 4308 KB Output is correct
23 Correct 58 ms 4332 KB Output is correct
24 Correct 304 ms 4352 KB Output is correct
25 Correct 572 ms 4340 KB Output is correct
26 Correct 710 ms 4340 KB Output is correct
27 Correct 736 ms 4336 KB Output is correct
28 Correct 775 ms 4336 KB Output is correct
29 Correct 816 ms 4336 KB Output is correct
30 Correct 453 ms 4336 KB Output is correct
31 Correct 607 ms 4336 KB Output is correct
32 Correct 417 ms 4336 KB Output is correct
33 Correct 830 ms 4332 KB Output is correct
34 Correct 720 ms 4336 KB Output is correct
35 Correct 781 ms 4336 KB Output is correct
36 Correct 397 ms 4332 KB Output is correct
37 Incorrect 48 ms 4340 KB Output isn't correct
38 Halted 0 ms 0 KB -

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4308 KB Output is correct
2 Correct 3 ms 4308 KB Output is correct
3 Correct 2 ms 4308 KB Output is correct
4 Correct 3 ms 4308 KB Output is correct
5 Correct 4 ms 4308 KB Output is correct
6 Correct 3 ms 4308 KB Output is correct
7 Correct 3 ms 4308 KB Output is correct
8 Correct 5 ms 4308 KB Output is correct
9 Correct 3 ms 4312 KB Output is correct
10 Correct 9 ms 4352 KB Output is correct
11 Correct 7 ms 4308 KB Output is correct
12 Correct 8 ms 4308 KB Output is correct
13 Correct 7 ms 4348 KB Output is correct
14 Correct 9 ms 4308 KB Output is correct
15 Correct 6 ms 4308 KB Output is correct
16 Correct 7 ms 4348 KB Output is correct
17 Correct 5 ms 4308 KB Output is correct
18 Correct 7 ms 4308 KB Output is correct
19 Correct 6 ms 4348 KB Output is correct
20 Correct 9 ms 4308 KB Output is correct
21 Correct 110 ms 4328 KB Output is correct
22 Correct 161 ms 4308 KB Output is correct
23 Correct 58 ms 4332 KB Output is correct
24 Correct 304 ms 4352 KB Output is correct
25 Correct 572 ms 4340 KB Output is correct
26 Correct 710 ms 4340 KB Output is correct
27 Correct 736 ms 4336 KB Output is correct
28 Correct 775 ms 4336 KB Output is correct
29 Correct 816 ms 4336 KB Output is correct
30 Correct 453 ms 4336 KB Output is correct
31 Correct 607 ms 4336 KB Output is correct
32 Correct 417 ms 4336 KB Output is correct
33 Correct 830 ms 4332 KB Output is correct
34 Correct 720 ms 4336 KB Output is correct
35 Correct 781 ms 4336 KB Output is correct
36 Correct 397 ms 4332 KB Output is correct
37 Incorrect 48 ms 4340 KB Output isn't correct
38 Halted 0 ms 0 KB -