oj.uz

Submission #665519

# Submission time Handle Problem Language Result Execution time Memory
665519 2022-11-27T11:47:30 Z Astrayt Bootfall (IZhO17_bootfall) C++17
28 / 100
 1000 ms 93636 KB 
//君の手を握ってしまったら
//孤独を知らないこの街には
//もう二度と帰ってくることはできないのでしょう
//君が手を差し伸べた 光で影が生まれる
//歌って聞かせて この話の続き
//連れて行って見たことない星まで
//さユリ - 花の塔
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
//#define int ll
#define starburst ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);
#define pii pair<int,int>
#define pb push_back
#define ff first
#define ss second
#define mp make_pair
#define maxn 200005
#define mod 1000000007
 
void solve(){
    int n, sum = 0; cin >> n;
    vector<int> v(n);
    for(auto &x:v) cin >> x, sum += x;
    sort(v.begin(), v.end());
    bitset<250005> dp;
    dp[0] = 1;
    for(int i = 0; i < n; ++i)
        dp |= (dp << v[i]);
    if(sum % 2 == 1 || dp[sum / 2] == 0){
        cout << "0\n";
        return;
    }
    set<int> tans[n], ans;
    for(int k = 0; k < n; ++k){
        bitset<250005> b;
        b[0] = 1;
        for(int i = 0; i < n; ++i){
            if(i == k) continue;
            b |= (b << v[i]);
        }
        for(int val = sum - v[k]; val >= 0; --val){
            if(b[val]) {
                int t = val - (sum - val - v[k]);
                if(t <= 0) break;
                tans[k].insert(t), ans.insert(t);
            }
        }
    }
    for(int i = 0; i < n; ++i){
        set<int> tmp;
        for(auto x:ans) if(tans[i].find(x) != tans[i].end()) tmp.insert(x);
        ans = tmp;
    }
    cout << ans.size() << '\n';
    for(auto x:ans) cout << x << ' ';
}
 
signed main(){
    starburst
    int t = 1; //cin >> t;
    while(t--) solve();
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 3 ms 596 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 2 ms 596 KB Output is correct
9 Correct 2 ms 468 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 3 ms 596 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 2 ms 596 KB Output is correct
9 Correct 2 ms 468 KB Output is correct
10 Correct 7 ms 468 KB Output is correct
11 Correct 8 ms 596 KB Output is correct
12 Correct 9 ms 468 KB Output is correct
13 Correct 10 ms 596 KB Output is correct
14 Correct 8 ms 596 KB Output is correct
15 Correct 7 ms 468 KB Output is correct
16 Correct 7 ms 564 KB Output is correct
17 Correct 3 ms 516 KB Output is correct
18 Correct 8 ms 468 KB Output is correct
19 Correct 7 ms 468 KB Output is correct
20 Correct 6 ms 340 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 3 ms 596 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 2 ms 596 KB Output is correct
9 Correct 2 ms 468 KB Output is correct
10 Correct 7 ms 468 KB Output is correct
11 Correct 8 ms 596 KB Output is correct
12 Correct 9 ms 468 KB Output is correct
13 Correct 10 ms 596 KB Output is correct
14 Correct 8 ms 596 KB Output is correct
15 Correct 7 ms 468 KB Output is correct
16 Correct 7 ms 564 KB Output is correct
17 Correct 3 ms 516 KB Output is correct
18 Correct 8 ms 468 KB Output is correct
19 Correct 7 ms 468 KB Output is correct
20 Correct 6 ms 340 KB Output is correct
21 Correct 57 ms 5168 KB Output is correct
22 Correct 79 ms 6428 KB Output is correct
23 Correct 37 ms 3224 KB Output is correct
24 Correct 126 ms 10744 KB Output is correct
25 Correct 159 ms 16220 KB Output is correct
26 Correct 228 ms 18560 KB Output is correct
27 Correct 136 ms 9940 KB Output is correct
28 Correct 117 ms 9036 KB Output is correct
29 Correct 145 ms 11236 KB Output is correct
30 Correct 116 ms 13120 KB Output is correct
31 Correct 184 ms 17784 KB Output is correct
32 Correct 150 ms 11664 KB Output is correct
33 Correct 66 ms 564 KB Output is correct
34 Correct 72 ms 584 KB Output is correct
35 Correct 134 ms 9732 KB Output is correct
36 Correct 140 ms 11472 KB Output is correct

Subtask #4
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 3 ms 596 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 2 ms 596 KB Output is correct
9 Correct 2 ms 468 KB Output is correct
10 Correct 7 ms 468 KB Output is correct
11 Correct 8 ms 596 KB Output is correct
12 Correct 9 ms 468 KB Output is correct
13 Correct 10 ms 596 KB Output is correct
14 Correct 8 ms 596 KB Output is correct
15 Correct 7 ms 468 KB Output is correct
16 Correct 7 ms 564 KB Output is correct
17 Correct 3 ms 516 KB Output is correct
18 Correct 8 ms 468 KB Output is correct
19 Correct 7 ms 468 KB Output is correct
20 Correct 6 ms 340 KB Output is correct
21 Correct 57 ms 5168 KB Output is correct
22 Correct 79 ms 6428 KB Output is correct
23 Correct 37 ms 3224 KB Output is correct
24 Correct 126 ms 10744 KB Output is correct
25 Correct 159 ms 16220 KB Output is correct
26 Correct 228 ms 18560 KB Output is correct
27 Correct 136 ms 9940 KB Output is correct
28 Correct 117 ms 9036 KB Output is correct
29 Correct 145 ms 11236 KB Output is correct
30 Correct 116 ms 13120 KB Output is correct
31 Correct 184 ms 17784 KB Output is correct
32 Correct 150 ms 11664 KB Output is correct
33 Correct 66 ms 564 KB Output is correct
34 Correct 72 ms 584 KB Output is correct
35 Correct 134 ms 9732 KB Output is correct
36 Correct 140 ms 11472 KB Output is correct
37 Correct 985 ms 91328 KB Output is correct
38 Execution timed out 1076 ms 93636 KB Time limit exceeded
39 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 3 ms 596 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 2 ms 596 KB Output is correct
9 Correct 2 ms 468 KB Output is correct
10 Correct 7 ms 468 KB Output is correct
11 Correct 8 ms 596 KB Output is correct
12 Correct 9 ms 468 KB Output is correct
13 Correct 10 ms 596 KB Output is correct
14 Correct 8 ms 596 KB Output is correct
15 Correct 7 ms 468 KB Output is correct
16 Correct 7 ms 564 KB Output is correct
17 Correct 3 ms 516 KB Output is correct
18 Correct 8 ms 468 KB Output is correct
19 Correct 7 ms 468 KB Output is correct
20 Correct 6 ms 340 KB Output is correct
21 Correct 57 ms 5168 KB Output is correct
22 Correct 79 ms 6428 KB Output is correct
23 Correct 37 ms 3224 KB Output is correct
24 Correct 126 ms 10744 KB Output is correct
25 Correct 159 ms 16220 KB Output is correct
26 Correct 228 ms 18560 KB Output is correct
27 Correct 136 ms 9940 KB Output is correct
28 Correct 117 ms 9036 KB Output is correct
29 Correct 145 ms 11236 KB Output is correct
30 Correct 116 ms 13120 KB Output is correct
31 Correct 184 ms 17784 KB Output is correct
32 Correct 150 ms 11664 KB Output is correct
33 Correct 66 ms 564 KB Output is correct
34 Correct 72 ms 584 KB Output is correct
35 Correct 134 ms 9732 KB Output is correct
36 Correct 140 ms 11472 KB Output is correct
37 Correct 985 ms 91328 KB Output is correct
38 Execution timed out 1076 ms 93636 KB Time limit exceeded
39 Halted 0 ms 0 KB -

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 3 ms 596 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 2 ms 596 KB Output is correct
9 Correct 2 ms 468 KB Output is correct
10 Correct 7 ms 468 KB Output is correct
11 Correct 8 ms 596 KB Output is correct
12 Correct 9 ms 468 KB Output is correct
13 Correct 10 ms 596 KB Output is correct
14 Correct 8 ms 596 KB Output is correct
15 Correct 7 ms 468 KB Output is correct
16 Correct 7 ms 564 KB Output is correct
17 Correct 3 ms 516 KB Output is correct
18 Correct 8 ms 468 KB Output is correct
19 Correct 7 ms 468 KB Output is correct
20 Correct 6 ms 340 KB Output is correct
21 Correct 57 ms 5168 KB Output is correct
22 Correct 79 ms 6428 KB Output is correct
23 Correct 37 ms 3224 KB Output is correct
24 Correct 126 ms 10744 KB Output is correct
25 Correct 159 ms 16220 KB Output is correct
26 Correct 228 ms 18560 KB Output is correct
27 Correct 136 ms 9940 KB Output is correct
28 Correct 117 ms 9036 KB Output is correct
29 Correct 145 ms 11236 KB Output is correct
30 Correct 116 ms 13120 KB Output is correct
31 Correct 184 ms 17784 KB Output is correct
32 Correct 150 ms 11664 KB Output is correct
33 Correct 66 ms 564 KB Output is correct
34 Correct 72 ms 584 KB Output is correct
35 Correct 134 ms 9732 KB Output is correct
36 Correct 140 ms 11472 KB Output is correct
37 Correct 985 ms 91328 KB Output is correct
38 Execution timed out 1076 ms 93636 KB Time limit exceeded
39 Halted 0 ms 0 KB -