oj.uz

Submission #91245

# Submission time Handle Problem Language Result Execution time Memory
91245 2018-12-26T16:14:30 Z Abelyan Bootfall (IZhO17_bootfall) C++17
100 / 100
 392 ms 3504 KB 
#include <bits/stdc++.h>
using namespace std;

typedef long long ll;
typedef long double ld;
typedef pair<int,int> pr;

#define fr first
#define sc second
#define FOR(i, a) for (int i = 0; i < (a); i++)
#define F0R(i, a, b) for (int i = (a); i <= (b); i++)
#define FORd(i,a) for (int i = (a)-1; i >= 0; i--)
#define F0Rd(i,a,b) for (int i = (b); i >= (a); i--)
#define trav(a, x) for (auto& a : x)

const int N=5000006;

int sum;
int a[N];
ll dp[N];
bool cant[N];
void add(ll k){
    sum+=k;
    for (int i=sum;i>=k;i--){
        dp[i]+=dp[i-k];
    }
}

void rem(ll k){
    for (int i=k;i<=sum;i++){
        dp[i]-=dp[i-k];
    }
    sum-=k;
}

int main(){
    ios_base::sync_with_stdio(false);
    #ifndef EVAL
    freopen("input.txt","r",stdin);
    #endif
    int n;
    cin>>n;
    dp[0]=1;
    FOR(i,n){
        cin>>a[i];
        add(a[i]);
    }

    if (sum%2==1 || dp[sum/2]==0){
        //cout<<dp[sum/2]<<endl;
        cout<<0<<endl;
        return 0;
    }
    int hn=sum;
    FOR(i,n){
        rem(a[i]);
        FOR(j,hn+1){
            //cout<<a[i]<<" "<<j<<" "<<dp[j]<<endl;
            if ((sum+j)%2==1 || dp[(sum+j)/2]==0){
                cant[j]=true;
            }
        }
        add(a[i]);
    }
    int ans=0;
    FOR(j,hn+1)
        if (!cant[j])
            ans++;
    cout<<ans<<endl;
    FOR(j,hn+1)
        if (!cant[j])
            cout<<j<<" ";
    return 0;
}

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 380 KB Output is correct
3 Correct 2 ms 464 KB Output is correct
4 Correct 2 ms 488 KB Output is correct
5 Correct 2 ms 668 KB Output is correct
6 Correct 2 ms 668 KB Output is correct
7 Correct 2 ms 692 KB Output is correct
8 Correct 2 ms 720 KB Output is correct
9 Correct 2 ms 720 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 380 KB Output is correct
3 Correct 2 ms 464 KB Output is correct
4 Correct 2 ms 488 KB Output is correct
5 Correct 2 ms 668 KB Output is correct
6 Correct 2 ms 668 KB Output is correct
7 Correct 2 ms 692 KB Output is correct
8 Correct 2 ms 720 KB Output is correct
9 Correct 2 ms 720 KB Output is correct
10 Correct 2 ms 720 KB Output is correct
11 Correct 2 ms 720 KB Output is correct
12 Correct 2 ms 720 KB Output is correct
13 Correct 2 ms 720 KB Output is correct
14 Correct 2 ms 720 KB Output is correct
15 Correct 2 ms 720 KB Output is correct
16 Correct 2 ms 720 KB Output is correct
17 Correct 2 ms 720 KB Output is correct
18 Correct 2 ms 720 KB Output is correct
19 Correct 2 ms 720 KB Output is correct
20 Correct 2 ms 720 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 380 KB Output is correct
3 Correct 2 ms 464 KB Output is correct
4 Correct 2 ms 488 KB Output is correct
5 Correct 2 ms 668 KB Output is correct
6 Correct 2 ms 668 KB Output is correct
7 Correct 2 ms 692 KB Output is correct
8 Correct 2 ms 720 KB Output is correct
9 Correct 2 ms 720 KB Output is correct
10 Correct 2 ms 720 KB Output is correct
11 Correct 2 ms 720 KB Output is correct
12 Correct 2 ms 720 KB Output is correct
13 Correct 2 ms 720 KB Output is correct
14 Correct 2 ms 720 KB Output is correct
15 Correct 2 ms 720 KB Output is correct
16 Correct 2 ms 720 KB Output is correct
17 Correct 2 ms 720 KB Output is correct
18 Correct 2 ms 720 KB Output is correct
19 Correct 2 ms 720 KB Output is correct
20 Correct 2 ms 720 KB Output is correct
21 Correct 2 ms 720 KB Output is correct
22 Correct 3 ms 720 KB Output is correct
23 Correct 2 ms 720 KB Output is correct
24 Correct 3 ms 720 KB Output is correct
25 Correct 5 ms 768 KB Output is correct
26 Correct 5 ms 776 KB Output is correct
27 Correct 5 ms 776 KB Output is correct
28 Correct 5 ms 776 KB Output is correct
29 Correct 5 ms 776 KB Output is correct
30 Correct 3 ms 776 KB Output is correct
31 Correct 4 ms 776 KB Output is correct
32 Correct 3 ms 776 KB Output is correct
33 Correct 5 ms 776 KB Output is correct
34 Correct 5 ms 776 KB Output is correct
35 Correct 5 ms 776 KB Output is correct
36 Correct 3 ms 776 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 380 KB Output is correct
3 Correct 2 ms 464 KB Output is correct
4 Correct 2 ms 488 KB Output is correct
5 Correct 2 ms 668 KB Output is correct
6 Correct 2 ms 668 KB Output is correct
7 Correct 2 ms 692 KB Output is correct
8 Correct 2 ms 720 KB Output is correct
9 Correct 2 ms 720 KB Output is correct
10 Correct 2 ms 720 KB Output is correct
11 Correct 2 ms 720 KB Output is correct
12 Correct 2 ms 720 KB Output is correct
13 Correct 2 ms 720 KB Output is correct
14 Correct 2 ms 720 KB Output is correct
15 Correct 2 ms 720 KB Output is correct
16 Correct 2 ms 720 KB Output is correct
17 Correct 2 ms 720 KB Output is correct
18 Correct 2 ms 720 KB Output is correct
19 Correct 2 ms 720 KB Output is correct
20 Correct 2 ms 720 KB Output is correct
21 Correct 2 ms 720 KB Output is correct
22 Correct 3 ms 720 KB Output is correct
23 Correct 2 ms 720 KB Output is correct
24 Correct 3 ms 720 KB Output is correct
25 Correct 5 ms 768 KB Output is correct
26 Correct 5 ms 776 KB Output is correct
27 Correct 5 ms 776 KB Output is correct
28 Correct 5 ms 776 KB Output is correct
29 Correct 5 ms 776 KB Output is correct
30 Correct 3 ms 776 KB Output is correct
31 Correct 4 ms 776 KB Output is correct
32 Correct 3 ms 776 KB Output is correct
33 Correct 5 ms 776 KB Output is correct
34 Correct 5 ms 776 KB Output is correct
35 Correct 5 ms 776 KB Output is correct
36 Correct 3 ms 776 KB Output is correct
37 Correct 14 ms 800 KB Output is correct
38 Correct 14 ms 928 KB Output is correct
39 Correct 49 ms 1240 KB Output is correct
40 Correct 28 ms 1240 KB Output is correct
41 Correct 62 ms 1440 KB Output is correct
42 Correct 26 ms 1440 KB Output is correct
43 Correct 47 ms 1440 KB Output is correct
44 Correct 47 ms 1440 KB Output is correct
45 Correct 45 ms 1440 KB Output is correct
46 Correct 31 ms 1440 KB Output is correct
47 Correct 27 ms 1440 KB Output is correct
48 Correct 51 ms 1440 KB Output is correct
49 Correct 61 ms 1440 KB Output is correct
50 Correct 27 ms 1440 KB Output is correct
51 Correct 4 ms 1440 KB Output is correct
52 Correct 61 ms 1440 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 380 KB Output is correct
3 Correct 2 ms 464 KB Output is correct
4 Correct 2 ms 488 KB Output is correct
5 Correct 2 ms 668 KB Output is correct
6 Correct 2 ms 668 KB Output is correct
7 Correct 2 ms 692 KB Output is correct
8 Correct 2 ms 720 KB Output is correct
9 Correct 2 ms 720 KB Output is correct
10 Correct 2 ms 720 KB Output is correct
11 Correct 2 ms 720 KB Output is correct
12 Correct 2 ms 720 KB Output is correct
13 Correct 2 ms 720 KB Output is correct
14 Correct 2 ms 720 KB Output is correct
15 Correct 2 ms 720 KB Output is correct
16 Correct 2 ms 720 KB Output is correct
17 Correct 2 ms 720 KB Output is correct
18 Correct 2 ms 720 KB Output is correct
19 Correct 2 ms 720 KB Output is correct
20 Correct 2 ms 720 KB Output is correct
21 Correct 2 ms 720 KB Output is correct
22 Correct 3 ms 720 KB Output is correct
23 Correct 2 ms 720 KB Output is correct
24 Correct 3 ms 720 KB Output is correct
25 Correct 5 ms 768 KB Output is correct
26 Correct 5 ms 776 KB Output is correct
27 Correct 5 ms 776 KB Output is correct
28 Correct 5 ms 776 KB Output is correct
29 Correct 5 ms 776 KB Output is correct
30 Correct 3 ms 776 KB Output is correct
31 Correct 4 ms 776 KB Output is correct
32 Correct 3 ms 776 KB Output is correct
33 Correct 5 ms 776 KB Output is correct
34 Correct 5 ms 776 KB Output is correct
35 Correct 5 ms 776 KB Output is correct
36 Correct 3 ms 776 KB Output is correct
37 Correct 14 ms 800 KB Output is correct
38 Correct 14 ms 928 KB Output is correct
39 Correct 49 ms 1240 KB Output is correct
40 Correct 28 ms 1240 KB Output is correct
41 Correct 62 ms 1440 KB Output is correct
42 Correct 26 ms 1440 KB Output is correct
43 Correct 47 ms 1440 KB Output is correct
44 Correct 47 ms 1440 KB Output is correct
45 Correct 45 ms 1440 KB Output is correct
46 Correct 31 ms 1440 KB Output is correct
47 Correct 27 ms 1440 KB Output is correct
48 Correct 51 ms 1440 KB Output is correct
49 Correct 61 ms 1440 KB Output is correct
50 Correct 27 ms 1440 KB Output is correct
51 Correct 4 ms 1440 KB Output is correct
52 Correct 61 ms 1440 KB Output is correct
53 Correct 43 ms 1440 KB Output is correct
54 Correct 64 ms 1440 KB Output is correct
55 Correct 130 ms 1952 KB Output is correct
56 Correct 56 ms 1952 KB Output is correct
57 Correct 126 ms 1952 KB Output is correct
58 Correct 66 ms 1952 KB Output is correct
59 Correct 88 ms 1952 KB Output is correct
60 Correct 9 ms 1952 KB Output is correct
61 Correct 99 ms 1952 KB Output is correct
62 Correct 95 ms 1952 KB Output is correct
63 Correct 105 ms 1952 KB Output is correct
64 Correct 101 ms 1952 KB Output is correct
65 Correct 58 ms 1952 KB Output is correct
66 Correct 58 ms 1952 KB Output is correct

Subtask #6
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 380 KB Output is correct
3 Correct 2 ms 464 KB Output is correct
4 Correct 2 ms 488 KB Output is correct
5 Correct 2 ms 668 KB Output is correct
6 Correct 2 ms 668 KB Output is correct
7 Correct 2 ms 692 KB Output is correct
8 Correct 2 ms 720 KB Output is correct
9 Correct 2 ms 720 KB Output is correct
10 Correct 2 ms 720 KB Output is correct
11 Correct 2 ms 720 KB Output is correct
12 Correct 2 ms 720 KB Output is correct
13 Correct 2 ms 720 KB Output is correct
14 Correct 2 ms 720 KB Output is correct
15 Correct 2 ms 720 KB Output is correct
16 Correct 2 ms 720 KB Output is correct
17 Correct 2 ms 720 KB Output is correct
18 Correct 2 ms 720 KB Output is correct
19 Correct 2 ms 720 KB Output is correct
20 Correct 2 ms 720 KB Output is correct
21 Correct 2 ms 720 KB Output is correct
22 Correct 3 ms 720 KB Output is correct
23 Correct 2 ms 720 KB Output is correct
24 Correct 3 ms 720 KB Output is correct
25 Correct 5 ms 768 KB Output is correct
26 Correct 5 ms 776 KB Output is correct
27 Correct 5 ms 776 KB Output is correct
28 Correct 5 ms 776 KB Output is correct
29 Correct 5 ms 776 KB Output is correct
30 Correct 3 ms 776 KB Output is correct
31 Correct 4 ms 776 KB Output is correct
32 Correct 3 ms 776 KB Output is correct
33 Correct 5 ms 776 KB Output is correct
34 Correct 5 ms 776 KB Output is correct
35 Correct 5 ms 776 KB Output is correct
36 Correct 3 ms 776 KB Output is correct
37 Correct 14 ms 800 KB Output is correct
38 Correct 14 ms 928 KB Output is correct
39 Correct 49 ms 1240 KB Output is correct
40 Correct 28 ms 1240 KB Output is correct
41 Correct 62 ms 1440 KB Output is correct
42 Correct 26 ms 1440 KB Output is correct
43 Correct 47 ms 1440 KB Output is correct
44 Correct 47 ms 1440 KB Output is correct
45 Correct 45 ms 1440 KB Output is correct
46 Correct 31 ms 1440 KB Output is correct
47 Correct 27 ms 1440 KB Output is correct
48 Correct 51 ms 1440 KB Output is correct
49 Correct 61 ms 1440 KB Output is correct
50 Correct 27 ms 1440 KB Output is correct
51 Correct 4 ms 1440 KB Output is correct
52 Correct 61 ms 1440 KB Output is correct
53 Correct 43 ms 1440 KB Output is correct
54 Correct 64 ms 1440 KB Output is correct
55 Correct 130 ms 1952 KB Output is correct
56 Correct 56 ms 1952 KB Output is correct
57 Correct 126 ms 1952 KB Output is correct
58 Correct 66 ms 1952 KB Output is correct
59 Correct 88 ms 1952 KB Output is correct
60 Correct 9 ms 1952 KB Output is correct
61 Correct 99 ms 1952 KB Output is correct
62 Correct 95 ms 1952 KB Output is correct
63 Correct 105 ms 1952 KB Output is correct
64 Correct 101 ms 1952 KB Output is correct
65 Correct 58 ms 1952 KB Output is correct
66 Correct 58 ms 1952 KB Output is correct
67 Correct 101 ms 1952 KB Output is correct
68 Correct 23 ms 1952 KB Output is correct
69 Correct 324 ms 3080 KB Output is correct
70 Correct 211 ms 3080 KB Output is correct
71 Correct 188 ms 3080 KB Output is correct
72 Correct 190 ms 3080 KB Output is correct
73 Correct 184 ms 3080 KB Output is correct
74 Correct 364 ms 3364 KB Output is correct
75 Correct 275 ms 3364 KB Output is correct
76 Correct 392 ms 3488 KB Output is correct
77 Correct 360 ms 3504 KB Output is correct