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Submission #84670

# Submission time Handle Problem Language Result Execution time Memory
84670 2018-11-16T12:57:45 Z muradeyn Bootfall (IZhO17_bootfall) C++14
100 / 100
 342 ms 4008 KB 
/* Murad Eynizade */

#include <bits/stdc++.h>
#define intt long long
#define FAST_READ ios_base::sync_with_stdio(0);cin.tie(0);
#define SIZE 100001
#define INF INT_MAX
#define F first
#define S second
#define in(a) scanf("%d",&a);
#define outn(a) printf("%d\n",&a);
#define outs(a) printf("%d ",&a);
#define MOD 1000000007

using namespace std;

bool f = false;

int dp[250005],sum , mx , can[250005];

vector<int>ans;

int main()
{
    FAST_READ;
    int n;
    cin>>n;
    int a[n];
    for (int i = 0;i<n;i++)cin>>a[i] , sum += a[i];
    sort(a,a+n);
    dp[0] = 1;
    for (int i = 0;i<n;i++)
        for (int j = sum;j >= a[i];j--)
            dp[j] += dp[j - a[i]];
    if (sum % 2) {
        cout<<0<<endl;
        return 0;
    }
    for (int i = 1;i<sum;i++)  {
        if (dp[i] && i == sum / 2) {
            f = true;
            break;
        }
    }
    if (!f) {
        cout<<0<<endl;
        return 0;
    }
    for (int no = 1;no<=n;no++) {
        f = false;
        mx = -1;
        int oldsum = sum;
        sum -= a[no - 1];
        if (no == 1 || a[no - 1] != a[no - 2]) {
            for (int i = a[no - 1];i<=oldsum;i++)
                dp[i] -= dp[i - a[no - 1]];
        }
        for (int i = 1;i<=sum;i++) {
            if (dp[i] && can[abs(i - (sum - i))] == no - 1) {
                can[abs(i - (sum - i))] = no;
                if (no == n)ans.push_back(abs(i - (sum - i)));
                f = true;
            }
        }
        if (!f) {
            cout<<0<<endl;
            return 0;
        }
        sum = oldsum;
        if (no == n || a[no - 1] != a[no]) {
            for (int i = sum;i>=a[no - 1];i--)
                dp[i] += dp[i - a[no - 1]];
        }
    }
    int sz = ans.size();
    if (sz == 0)cout<<0<<endl;
    else {
        cout<<sz<<endl;
        sort(ans.begin(),ans.end());
        for (int i = 0;i<sz;i++) cout<<ans[i]<<" ";
        cout<<endl;
    }
    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 512 KB Output is correct
3 Correct 2 ms 512 KB Output is correct
4 Correct 2 ms 512 KB Output is correct
5 Correct 2 ms 512 KB Output is correct
6 Correct 2 ms 512 KB Output is correct
7 Correct 2 ms 588 KB Output is correct
8 Correct 2 ms 588 KB Output is correct
9 Correct 2 ms 588 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 512 KB Output is correct
3 Correct 2 ms 512 KB Output is correct
4 Correct 2 ms 512 KB Output is correct
5 Correct 2 ms 512 KB Output is correct
6 Correct 2 ms 512 KB Output is correct
7 Correct 2 ms 588 KB Output is correct
8 Correct 2 ms 588 KB Output is correct
9 Correct 2 ms 588 KB Output is correct
10 Correct 2 ms 640 KB Output is correct
11 Correct 2 ms 640 KB Output is correct
12 Correct 2 ms 656 KB Output is correct
13 Correct 2 ms 656 KB Output is correct
14 Correct 2 ms 656 KB Output is correct
15 Correct 2 ms 656 KB Output is correct
16 Correct 2 ms 656 KB Output is correct
17 Correct 2 ms 656 KB Output is correct
18 Correct 2 ms 656 KB Output is correct
19 Correct 2 ms 708 KB Output is correct
20 Correct 2 ms 708 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 512 KB Output is correct
3 Correct 2 ms 512 KB Output is correct
4 Correct 2 ms 512 KB Output is correct
5 Correct 2 ms 512 KB Output is correct
6 Correct 2 ms 512 KB Output is correct
7 Correct 2 ms 588 KB Output is correct
8 Correct 2 ms 588 KB Output is correct
9 Correct 2 ms 588 KB Output is correct
10 Correct 2 ms 640 KB Output is correct
11 Correct 2 ms 640 KB Output is correct
12 Correct 2 ms 656 KB Output is correct
13 Correct 2 ms 656 KB Output is correct
14 Correct 2 ms 656 KB Output is correct
15 Correct 2 ms 656 KB Output is correct
16 Correct 2 ms 656 KB Output is correct
17 Correct 2 ms 656 KB Output is correct
18 Correct 2 ms 656 KB Output is correct
19 Correct 2 ms 708 KB Output is correct
20 Correct 2 ms 708 KB Output is correct
21 Correct 3 ms 708 KB Output is correct
22 Correct 3 ms 720 KB Output is correct
23 Correct 2 ms 720 KB Output is correct
24 Correct 4 ms 720 KB Output is correct
25 Correct 4 ms 784 KB Output is correct
26 Correct 5 ms 788 KB Output is correct
27 Correct 4 ms 788 KB Output is correct
28 Correct 4 ms 788 KB Output is correct
29 Correct 5 ms 788 KB Output is correct
30 Correct 2 ms 788 KB Output is correct
31 Correct 5 ms 800 KB Output is correct
32 Correct 4 ms 800 KB Output is correct
33 Correct 5 ms 800 KB Output is correct
34 Correct 3 ms 800 KB Output is correct
35 Correct 4 ms 800 KB Output is correct
36 Correct 4 ms 800 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 512 KB Output is correct
3 Correct 2 ms 512 KB Output is correct
4 Correct 2 ms 512 KB Output is correct
5 Correct 2 ms 512 KB Output is correct
6 Correct 2 ms 512 KB Output is correct
7 Correct 2 ms 588 KB Output is correct
8 Correct 2 ms 588 KB Output is correct
9 Correct 2 ms 588 KB Output is correct
10 Correct 2 ms 640 KB Output is correct
11 Correct 2 ms 640 KB Output is correct
12 Correct 2 ms 656 KB Output is correct
13 Correct 2 ms 656 KB Output is correct
14 Correct 2 ms 656 KB Output is correct
15 Correct 2 ms 656 KB Output is correct
16 Correct 2 ms 656 KB Output is correct
17 Correct 2 ms 656 KB Output is correct
18 Correct 2 ms 656 KB Output is correct
19 Correct 2 ms 708 KB Output is correct
20 Correct 2 ms 708 KB Output is correct
21 Correct 3 ms 708 KB Output is correct
22 Correct 3 ms 720 KB Output is correct
23 Correct 2 ms 720 KB Output is correct
24 Correct 4 ms 720 KB Output is correct
25 Correct 4 ms 784 KB Output is correct
26 Correct 5 ms 788 KB Output is correct
27 Correct 4 ms 788 KB Output is correct
28 Correct 4 ms 788 KB Output is correct
29 Correct 5 ms 788 KB Output is correct
30 Correct 2 ms 788 KB Output is correct
31 Correct 5 ms 800 KB Output is correct
32 Correct 4 ms 800 KB Output is correct
33 Correct 5 ms 800 KB Output is correct
34 Correct 3 ms 800 KB Output is correct
35 Correct 4 ms 800 KB Output is correct
36 Correct 4 ms 800 KB Output is correct
37 Correct 15 ms 956 KB Output is correct
38 Correct 18 ms 956 KB Output is correct
39 Correct 28 ms 1084 KB Output is correct
40 Correct 34 ms 1100 KB Output is correct
41 Correct 37 ms 1372 KB Output is correct
42 Correct 29 ms 1372 KB Output is correct
43 Correct 46 ms 1576 KB Output is correct
44 Correct 46 ms 1588 KB Output is correct
45 Correct 45 ms 1588 KB Output is correct
46 Correct 8 ms 1588 KB Output is correct
47 Correct 32 ms 1588 KB Output is correct
48 Correct 55 ms 1588 KB Output is correct
49 Correct 35 ms 1588 KB Output is correct
50 Correct 33 ms 1588 KB Output is correct
51 Correct 7 ms 1588 KB Output is correct
52 Correct 57 ms 1708 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 512 KB Output is correct
3 Correct 2 ms 512 KB Output is correct
4 Correct 2 ms 512 KB Output is correct
5 Correct 2 ms 512 KB Output is correct
6 Correct 2 ms 512 KB Output is correct
7 Correct 2 ms 588 KB Output is correct
8 Correct 2 ms 588 KB Output is correct
9 Correct 2 ms 588 KB Output is correct
10 Correct 2 ms 640 KB Output is correct
11 Correct 2 ms 640 KB Output is correct
12 Correct 2 ms 656 KB Output is correct
13 Correct 2 ms 656 KB Output is correct
14 Correct 2 ms 656 KB Output is correct
15 Correct 2 ms 656 KB Output is correct
16 Correct 2 ms 656 KB Output is correct
17 Correct 2 ms 656 KB Output is correct
18 Correct 2 ms 656 KB Output is correct
19 Correct 2 ms 708 KB Output is correct
20 Correct 2 ms 708 KB Output is correct
21 Correct 3 ms 708 KB Output is correct
22 Correct 3 ms 720 KB Output is correct
23 Correct 2 ms 720 KB Output is correct
24 Correct 4 ms 720 KB Output is correct
25 Correct 4 ms 784 KB Output is correct
26 Correct 5 ms 788 KB Output is correct
27 Correct 4 ms 788 KB Output is correct
28 Correct 4 ms 788 KB Output is correct
29 Correct 5 ms 788 KB Output is correct
30 Correct 2 ms 788 KB Output is correct
31 Correct 5 ms 800 KB Output is correct
32 Correct 4 ms 800 KB Output is correct
33 Correct 5 ms 800 KB Output is correct
34 Correct 3 ms 800 KB Output is correct
35 Correct 4 ms 800 KB Output is correct
36 Correct 4 ms 800 KB Output is correct
37 Correct 15 ms 956 KB Output is correct
38 Correct 18 ms 956 KB Output is correct
39 Correct 28 ms 1084 KB Output is correct
40 Correct 34 ms 1100 KB Output is correct
41 Correct 37 ms 1372 KB Output is correct
42 Correct 29 ms 1372 KB Output is correct
43 Correct 46 ms 1576 KB Output is correct
44 Correct 46 ms 1588 KB Output is correct
45 Correct 45 ms 1588 KB Output is correct
46 Correct 8 ms 1588 KB Output is correct
47 Correct 32 ms 1588 KB Output is correct
48 Correct 55 ms 1588 KB Output is correct
49 Correct 35 ms 1588 KB Output is correct
50 Correct 33 ms 1588 KB Output is correct
51 Correct 7 ms 1588 KB Output is correct
52 Correct 57 ms 1708 KB Output is correct
53 Correct 49 ms 1708 KB Output is correct
54 Correct 67 ms 1708 KB Output is correct
55 Correct 113 ms 2184 KB Output is correct
56 Correct 64 ms 2184 KB Output is correct
57 Correct 123 ms 2336 KB Output is correct
58 Correct 79 ms 2336 KB Output is correct
59 Correct 90 ms 2336 KB Output is correct
60 Correct 16 ms 2336 KB Output is correct
61 Correct 113 ms 2336 KB Output is correct
62 Correct 117 ms 2336 KB Output is correct
63 Correct 101 ms 2336 KB Output is correct
64 Correct 99 ms 2336 KB Output is correct
65 Correct 28 ms 2336 KB Output is correct
66 Correct 32 ms 2336 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 512 KB Output is correct
3 Correct 2 ms 512 KB Output is correct
4 Correct 2 ms 512 KB Output is correct
5 Correct 2 ms 512 KB Output is correct
6 Correct 2 ms 512 KB Output is correct
7 Correct 2 ms 588 KB Output is correct
8 Correct 2 ms 588 KB Output is correct
9 Correct 2 ms 588 KB Output is correct
10 Correct 2 ms 640 KB Output is correct
11 Correct 2 ms 640 KB Output is correct
12 Correct 2 ms 656 KB Output is correct
13 Correct 2 ms 656 KB Output is correct
14 Correct 2 ms 656 KB Output is correct
15 Correct 2 ms 656 KB Output is correct
16 Correct 2 ms 656 KB Output is correct
17 Correct 2 ms 656 KB Output is correct
18 Correct 2 ms 656 KB Output is correct
19 Correct 2 ms 708 KB Output is correct
20 Correct 2 ms 708 KB Output is correct
21 Correct 3 ms 708 KB Output is correct
22 Correct 3 ms 720 KB Output is correct
23 Correct 2 ms 720 KB Output is correct
24 Correct 4 ms 720 KB Output is correct
25 Correct 4 ms 784 KB Output is correct
26 Correct 5 ms 788 KB Output is correct
27 Correct 4 ms 788 KB Output is correct
28 Correct 4 ms 788 KB Output is correct
29 Correct 5 ms 788 KB Output is correct
30 Correct 2 ms 788 KB Output is correct
31 Correct 5 ms 800 KB Output is correct
32 Correct 4 ms 800 KB Output is correct
33 Correct 5 ms 800 KB Output is correct
34 Correct 3 ms 800 KB Output is correct
35 Correct 4 ms 800 KB Output is correct
36 Correct 4 ms 800 KB Output is correct
37 Correct 15 ms 956 KB Output is correct
38 Correct 18 ms 956 KB Output is correct
39 Correct 28 ms 1084 KB Output is correct
40 Correct 34 ms 1100 KB Output is correct
41 Correct 37 ms 1372 KB Output is correct
42 Correct 29 ms 1372 KB Output is correct
43 Correct 46 ms 1576 KB Output is correct
44 Correct 46 ms 1588 KB Output is correct
45 Correct 45 ms 1588 KB Output is correct
46 Correct 8 ms 1588 KB Output is correct
47 Correct 32 ms 1588 KB Output is correct
48 Correct 55 ms 1588 KB Output is correct
49 Correct 35 ms 1588 KB Output is correct
50 Correct 33 ms 1588 KB Output is correct
51 Correct 7 ms 1588 KB Output is correct
52 Correct 57 ms 1708 KB Output is correct
53 Correct 49 ms 1708 KB Output is correct
54 Correct 67 ms 1708 KB Output is correct
55 Correct 113 ms 2184 KB Output is correct
56 Correct 64 ms 2184 KB Output is correct
57 Correct 123 ms 2336 KB Output is correct
58 Correct 79 ms 2336 KB Output is correct
59 Correct 90 ms 2336 KB Output is correct
60 Correct 16 ms 2336 KB Output is correct
61 Correct 113 ms 2336 KB Output is correct
62 Correct 117 ms 2336 KB Output is correct
63 Correct 101 ms 2336 KB Output is correct
64 Correct 99 ms 2336 KB Output is correct
65 Correct 28 ms 2336 KB Output is correct
66 Correct 32 ms 2336 KB Output is correct
67 Correct 119 ms 2336 KB Output is correct
68 Correct 41 ms 2336 KB Output is correct
69 Correct 314 ms 3732 KB Output is correct
70 Correct 245 ms 3732 KB Output is correct
71 Correct 216 ms 3732 KB Output is correct
72 Correct 61 ms 3732 KB Output is correct
73 Correct 45 ms 3732 KB Output is correct
74 Correct 333 ms 3888 KB Output is correct
75 Correct 309 ms 3888 KB Output is correct
76 Correct 335 ms 4004 KB Output is correct
77 Correct 342 ms 4008 KB Output is correct