oj.uz

Submission #93831

# Submission time Handle Problem Language Result Execution time Memory
93831 2019-01-12T00:15:34 Z dalgerok Bootfall (IZhO17_bootfall) C++14
44 / 100
 172 ms 2020 KB 
#include<bits/stdc++.h>
using namespace std;



const int N = 505, M = 1e7 + 5, MOD = 1e9 + 9;



int n, a[N], sum, ssum;
bool used[M];
long long dp[M];


inline void Add(int val){
    sum += val;
    for(int i = sum; i >= 0; i--){
        dp[i + val] += dp[i];
        if(dp[i + val] >= MOD){
            dp[i + val] -= MOD;
        }
    }
}
inline void Del(int val){
    for(int i = 0; i <= sum; i++){
        dp[i + val] -= dp[i];
        if(dp[i + val] < 0){
            dp[i + val] += MOD;
        }
    }
    sum -= val;
}

int main(){
    ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
    cin >> n;
    dp[0] = 1;
    for(int i = 1; i <= n; i++){
        cin >> a[i];
        ssum += a[i];
        Add(a[i]);
    }
    for(int i = 1; i <= ssum; i++){
        used[i] = true;
    }
    if(ssum % 2 || dp[ssum / 2] == 0){
        return cout << 0, 0;
    }
    for(int i = 1; i <= n; i++){
        Del(a[i]);
        for(int j = 1; j <= ssum; j++){
            if((sum + j) % 2 || dp[(sum + j) / 2] == 0){
                used[j] = false;
            }
        }
        Add(a[i]);
    }
    vector < int > ans;
    for(int i = 1; i <= ssum; i++){
        if(used[i]){
            ans.push_back(i);
        }
    }
    cout << (int)ans.size() << "\n";
    for(auto it : ans){
        cout << it << " ";
    }
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 408 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 408 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 380 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 408 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 380 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 3 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 3 ms 504 KB Output is correct
25 Correct 5 ms 504 KB Output is correct
26 Correct 6 ms 504 KB Output is correct
27 Correct 5 ms 376 KB Output is correct
28 Correct 6 ms 504 KB Output is correct
29 Correct 6 ms 504 KB Output is correct
30 Correct 5 ms 376 KB Output is correct
31 Correct 5 ms 504 KB Output is correct
32 Correct 4 ms 376 KB Output is correct
33 Correct 6 ms 508 KB Output is correct
34 Correct 6 ms 376 KB Output is correct
35 Correct 6 ms 480 KB Output is correct
36 Correct 4 ms 504 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 408 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 380 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 3 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 3 ms 504 KB Output is correct
25 Correct 5 ms 504 KB Output is correct
26 Correct 6 ms 504 KB Output is correct
27 Correct 5 ms 376 KB Output is correct
28 Correct 6 ms 504 KB Output is correct
29 Correct 6 ms 504 KB Output is correct
30 Correct 5 ms 376 KB Output is correct
31 Correct 5 ms 504 KB Output is correct
32 Correct 4 ms 376 KB Output is correct
33 Correct 6 ms 508 KB Output is correct
34 Correct 6 ms 376 KB Output is correct
35 Correct 6 ms 480 KB Output is correct
36 Correct 4 ms 504 KB Output is correct
37 Correct 15 ms 632 KB Output is correct
38 Correct 17 ms 632 KB Output is correct
39 Correct 55 ms 888 KB Output is correct
40 Correct 36 ms 888 KB Output is correct
41 Correct 80 ms 1076 KB Output is correct
42 Correct 31 ms 760 KB Output is correct
43 Correct 50 ms 1148 KB Output is correct
44 Correct 59 ms 1272 KB Output is correct
45 Correct 51 ms 1272 KB Output is correct
46 Correct 32 ms 632 KB Output is correct
47 Correct 35 ms 888 KB Output is correct
48 Correct 58 ms 1276 KB Output is correct
49 Correct 68 ms 1016 KB Output is correct
50 Correct 34 ms 888 KB Output is correct
51 Correct 6 ms 632 KB Output is correct
52 Correct 76 ms 1448 KB Output is correct

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 408 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 380 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 3 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 3 ms 504 KB Output is correct
25 Correct 5 ms 504 KB Output is correct
26 Correct 6 ms 504 KB Output is correct
27 Correct 5 ms 376 KB Output is correct
28 Correct 6 ms 504 KB Output is correct
29 Correct 6 ms 504 KB Output is correct
30 Correct 5 ms 376 KB Output is correct
31 Correct 5 ms 504 KB Output is correct
32 Correct 4 ms 376 KB Output is correct
33 Correct 6 ms 508 KB Output is correct
34 Correct 6 ms 376 KB Output is correct
35 Correct 6 ms 480 KB Output is correct
36 Correct 4 ms 504 KB Output is correct
37 Correct 15 ms 632 KB Output is correct
38 Correct 17 ms 632 KB Output is correct
39 Correct 55 ms 888 KB Output is correct
40 Correct 36 ms 888 KB Output is correct
41 Correct 80 ms 1076 KB Output is correct
42 Correct 31 ms 760 KB Output is correct
43 Correct 50 ms 1148 KB Output is correct
44 Correct 59 ms 1272 KB Output is correct
45 Correct 51 ms 1272 KB Output is correct
46 Correct 32 ms 632 KB Output is correct
47 Correct 35 ms 888 KB Output is correct
48 Correct 58 ms 1276 KB Output is correct
49 Correct 68 ms 1016 KB Output is correct
50 Correct 34 ms 888 KB Output is correct
51 Correct 6 ms 632 KB Output is correct
52 Correct 76 ms 1448 KB Output is correct
53 Correct 57 ms 1096 KB Output is correct
54 Correct 71 ms 1196 KB Output is correct
55 Correct 157 ms 2020 KB Output is correct
56 Correct 74 ms 1244 KB Output is correct
57 Correct 172 ms 2012 KB Output is correct
58 Correct 80 ms 1400 KB Output is correct
59 Incorrect 110 ms 1656 KB Output isn't correct
60 Halted 0 ms 0 KB -

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 408 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 380 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 3 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 3 ms 504 KB Output is correct
25 Correct 5 ms 504 KB Output is correct
26 Correct 6 ms 504 KB Output is correct
27 Correct 5 ms 376 KB Output is correct
28 Correct 6 ms 504 KB Output is correct
29 Correct 6 ms 504 KB Output is correct
30 Correct 5 ms 376 KB Output is correct
31 Correct 5 ms 504 KB Output is correct
32 Correct 4 ms 376 KB Output is correct
33 Correct 6 ms 508 KB Output is correct
34 Correct 6 ms 376 KB Output is correct
35 Correct 6 ms 480 KB Output is correct
36 Correct 4 ms 504 KB Output is correct
37 Correct 15 ms 632 KB Output is correct
38 Correct 17 ms 632 KB Output is correct
39 Correct 55 ms 888 KB Output is correct
40 Correct 36 ms 888 KB Output is correct
41 Correct 80 ms 1076 KB Output is correct
42 Correct 31 ms 760 KB Output is correct
43 Correct 50 ms 1148 KB Output is correct
44 Correct 59 ms 1272 KB Output is correct
45 Correct 51 ms 1272 KB Output is correct
46 Correct 32 ms 632 KB Output is correct
47 Correct 35 ms 888 KB Output is correct
48 Correct 58 ms 1276 KB Output is correct
49 Correct 68 ms 1016 KB Output is correct
50 Correct 34 ms 888 KB Output is correct
51 Correct 6 ms 632 KB Output is correct
52 Correct 76 ms 1448 KB Output is correct
53 Correct 57 ms 1096 KB Output is correct
54 Correct 71 ms 1196 KB Output is correct
55 Correct 157 ms 2020 KB Output is correct
56 Correct 74 ms 1244 KB Output is correct
57 Correct 172 ms 2012 KB Output is correct
58 Correct 80 ms 1400 KB Output is correct
59 Incorrect 110 ms 1656 KB Output isn't correct
60 Halted 0 ms 0 KB -