oj.uz

Submission #38278

# Submission time Handle Problem Language Result Execution time Memory
38278 2018-01-03T13:10:58 Z antimirage Bootfall (IZhO17_bootfall) C++14
100 / 100
 573 ms 4116 KB 
#include <iostream>
#include <vector>
#include <deque>
#include <math.h>
#include <set>
#include <iomanip>
#include <time.h>
#include <list>
#include <stdio.h>
#include <queue>
#include <map>
#include <algorithm>
#include <assert.h>
#include <memory.h>

#define mk make_pair
#define sc second
#define fr first
#define pb emplace_back
#define all(s) s.begin(), s.end()
#define sz(s) ( (int)s.size() )

using namespace std;

const int N = 505, mod = 1e9 + 7;

int dp[N * N], mx = 500 * 500;

int n, ar[N], sum;

vector <int> ans;

void add (int val)
{
    for (int i = sum; i >= 0; i--)
        dp[i + val] += dp[i];

    sum += val;
}
void del (int val)
{
    sum -= val;

    for (int i = 0; i <= sum; i++)
        dp[i + val] -= dp[i];
}

bool is[N * N];

main ()
{
    dp[0] = 1;

    cin >> n;

    for (int i = 1; i <= n; i++)
    {
        scanf("%d", &ar[i]);
        add(ar[i]);
    }
    if (sum % 2 == 1 || dp[ sum / 2 ] == 0)
    {
        puts("0");
        return 0;
    }
    for (int i = 1; i <= n; i++)
    {
        del(ar[i]);

        for (int j = 1; j <= mx; j++)
        {
            if ( (sum + j) % 2 || !dp[ (sum + j) / 2 ] )
                is[j] = 1;
        }
        add(ar[i]);
    }
    for (int i = 1; i <= mx; i++)
        if (!is[i]) ans.pb(i);

    cout << ans.size() << endl;

    for (auto it : ans)
        printf("%d ", it);
}

Compilation message

bootfall.cpp:50:7: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main ()
       ^
bootfall.cpp: In function 'int main()':
bootfall.cpp:58:28: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d", &ar[i]);
                            ^

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 3264 KB Output is correct
2 Correct 3 ms 3264 KB Output is correct
3 Correct 0 ms 3264 KB Output is correct
4 Correct 3 ms 3264 KB Output is correct
5 Correct 3 ms 3264 KB Output is correct
6 Correct 3 ms 3264 KB Output is correct
7 Correct 3 ms 3264 KB Output is correct
8 Correct 3 ms 3264 KB Output is correct
9 Correct 3 ms 3264 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 3264 KB Output is correct
2 Correct 3 ms 3264 KB Output is correct
3 Correct 0 ms 3264 KB Output is correct
4 Correct 3 ms 3264 KB Output is correct
5 Correct 3 ms 3264 KB Output is correct
6 Correct 3 ms 3264 KB Output is correct
7 Correct 3 ms 3264 KB Output is correct
8 Correct 3 ms 3264 KB Output is correct
9 Correct 3 ms 3264 KB Output is correct
10 Correct 9 ms 3264 KB Output is correct
11 Correct 9 ms 3264 KB Output is correct
12 Correct 9 ms 3264 KB Output is correct
13 Correct 13 ms 3264 KB Output is correct
14 Correct 9 ms 3264 KB Output is correct
15 Correct 13 ms 3264 KB Output is correct
16 Correct 13 ms 3264 KB Output is correct
17 Correct 9 ms 3264 KB Output is correct
18 Correct 9 ms 3264 KB Output is correct
19 Correct 13 ms 3264 KB Output is correct
20 Correct 16 ms 3264 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 3264 KB Output is correct
2 Correct 3 ms 3264 KB Output is correct
3 Correct 0 ms 3264 KB Output is correct
4 Correct 3 ms 3264 KB Output is correct
5 Correct 3 ms 3264 KB Output is correct
6 Correct 3 ms 3264 KB Output is correct
7 Correct 3 ms 3264 KB Output is correct
8 Correct 3 ms 3264 KB Output is correct
9 Correct 3 ms 3264 KB Output is correct
10 Correct 9 ms 3264 KB Output is correct
11 Correct 9 ms 3264 KB Output is correct
12 Correct 9 ms 3264 KB Output is correct
13 Correct 13 ms 3264 KB Output is correct
14 Correct 9 ms 3264 KB Output is correct
15 Correct 13 ms 3264 KB Output is correct
16 Correct 13 ms 3264 KB Output is correct
17 Correct 9 ms 3264 KB Output is correct
18 Correct 9 ms 3264 KB Output is correct
19 Correct 13 ms 3264 KB Output is correct
20 Correct 16 ms 3264 KB Output is correct
21 Correct 19 ms 3264 KB Output is correct
22 Correct 23 ms 3264 KB Output is correct
23 Correct 16 ms 3264 KB Output is correct
24 Correct 46 ms 3264 KB Output is correct
25 Correct 29 ms 3264 KB Output is correct
26 Correct 46 ms 3264 KB Output is correct
27 Correct 33 ms 3264 KB Output is correct
28 Correct 33 ms 3264 KB Output is correct
29 Correct 33 ms 3264 KB Output is correct
30 Correct 33 ms 3264 KB Output is correct
31 Correct 39 ms 3264 KB Output is correct
32 Correct 43 ms 3264 KB Output is correct
33 Correct 33 ms 3264 KB Output is correct
34 Correct 36 ms 3264 KB Output is correct
35 Correct 33 ms 3264 KB Output is correct
36 Correct 33 ms 3264 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 3264 KB Output is correct
2 Correct 3 ms 3264 KB Output is correct
3 Correct 0 ms 3264 KB Output is correct
4 Correct 3 ms 3264 KB Output is correct
5 Correct 3 ms 3264 KB Output is correct
6 Correct 3 ms 3264 KB Output is correct
7 Correct 3 ms 3264 KB Output is correct
8 Correct 3 ms 3264 KB Output is correct
9 Correct 3 ms 3264 KB Output is correct
10 Correct 9 ms 3264 KB Output is correct
11 Correct 9 ms 3264 KB Output is correct
12 Correct 9 ms 3264 KB Output is correct
13 Correct 13 ms 3264 KB Output is correct
14 Correct 9 ms 3264 KB Output is correct
15 Correct 13 ms 3264 KB Output is correct
16 Correct 13 ms 3264 KB Output is correct
17 Correct 9 ms 3264 KB Output is correct
18 Correct 9 ms 3264 KB Output is correct
19 Correct 13 ms 3264 KB Output is correct
20 Correct 16 ms 3264 KB Output is correct
21 Correct 19 ms 3264 KB Output is correct
22 Correct 23 ms 3264 KB Output is correct
23 Correct 16 ms 3264 KB Output is correct
24 Correct 46 ms 3264 KB Output is correct
25 Correct 29 ms 3264 KB Output is correct
26 Correct 46 ms 3264 KB Output is correct
27 Correct 33 ms 3264 KB Output is correct
28 Correct 33 ms 3264 KB Output is correct
29 Correct 33 ms 3264 KB Output is correct
30 Correct 33 ms 3264 KB Output is correct
31 Correct 39 ms 3264 KB Output is correct
32 Correct 43 ms 3264 KB Output is correct
33 Correct 33 ms 3264 KB Output is correct
34 Correct 36 ms 3264 KB Output is correct
35 Correct 33 ms 3264 KB Output is correct
36 Correct 33 ms 3264 KB Output is correct
37 Correct 83 ms 3404 KB Output is correct
38 Correct 83 ms 3404 KB Output is correct
39 Correct 133 ms 3264 KB Output is correct
40 Correct 106 ms 3404 KB Output is correct
41 Correct 153 ms 3264 KB Output is correct
42 Correct 116 ms 3404 KB Output is correct
43 Correct 123 ms 3536 KB Output is correct
44 Correct 116 ms 3536 KB Output is correct
45 Correct 119 ms 3536 KB Output is correct
46 Correct 109 ms 3264 KB Output is correct
47 Correct 99 ms 3404 KB Output is correct
48 Correct 119 ms 3536 KB Output is correct
49 Correct 156 ms 3404 KB Output is correct
50 Correct 126 ms 3404 KB Output is correct
51 Correct 3 ms 3264 KB Output is correct
52 Correct 146 ms 3536 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 3264 KB Output is correct
2 Correct 3 ms 3264 KB Output is correct
3 Correct 0 ms 3264 KB Output is correct
4 Correct 3 ms 3264 KB Output is correct
5 Correct 3 ms 3264 KB Output is correct
6 Correct 3 ms 3264 KB Output is correct
7 Correct 3 ms 3264 KB Output is correct
8 Correct 3 ms 3264 KB Output is correct
9 Correct 3 ms 3264 KB Output is correct
10 Correct 9 ms 3264 KB Output is correct
11 Correct 9 ms 3264 KB Output is correct
12 Correct 9 ms 3264 KB Output is correct
13 Correct 13 ms 3264 KB Output is correct
14 Correct 9 ms 3264 KB Output is correct
15 Correct 13 ms 3264 KB Output is correct
16 Correct 13 ms 3264 KB Output is correct
17 Correct 9 ms 3264 KB Output is correct
18 Correct 9 ms 3264 KB Output is correct
19 Correct 13 ms 3264 KB Output is correct
20 Correct 16 ms 3264 KB Output is correct
21 Correct 19 ms 3264 KB Output is correct
22 Correct 23 ms 3264 KB Output is correct
23 Correct 16 ms 3264 KB Output is correct
24 Correct 46 ms 3264 KB Output is correct
25 Correct 29 ms 3264 KB Output is correct
26 Correct 46 ms 3264 KB Output is correct
27 Correct 33 ms 3264 KB Output is correct
28 Correct 33 ms 3264 KB Output is correct
29 Correct 33 ms 3264 KB Output is correct
30 Correct 33 ms 3264 KB Output is correct
31 Correct 39 ms 3264 KB Output is correct
32 Correct 43 ms 3264 KB Output is correct
33 Correct 33 ms 3264 KB Output is correct
34 Correct 36 ms 3264 KB Output is correct
35 Correct 33 ms 3264 KB Output is correct
36 Correct 33 ms 3264 KB Output is correct
37 Correct 83 ms 3404 KB Output is correct
38 Correct 83 ms 3404 KB Output is correct
39 Correct 133 ms 3264 KB Output is correct
40 Correct 106 ms 3404 KB Output is correct
41 Correct 153 ms 3264 KB Output is correct
42 Correct 116 ms 3404 KB Output is correct
43 Correct 123 ms 3536 KB Output is correct
44 Correct 116 ms 3536 KB Output is correct
45 Correct 119 ms 3536 KB Output is correct
46 Correct 109 ms 3264 KB Output is correct
47 Correct 99 ms 3404 KB Output is correct
48 Correct 119 ms 3536 KB Output is correct
49 Correct 156 ms 3404 KB Output is correct
50 Correct 126 ms 3404 KB Output is correct
51 Correct 3 ms 3264 KB Output is correct
52 Correct 146 ms 3536 KB Output is correct
53 Correct 156 ms 3536 KB Output is correct
54 Correct 183 ms 3536 KB Output is correct
55 Correct 246 ms 3732 KB Output is correct
56 Correct 156 ms 3536 KB Output is correct
57 Correct 249 ms 3732 KB Output is correct
58 Correct 183 ms 3536 KB Output is correct
59 Correct 176 ms 3732 KB Output is correct
60 Correct 13 ms 3264 KB Output is correct
61 Correct 226 ms 3732 KB Output is correct
62 Correct 196 ms 3732 KB Output is correct
63 Correct 203 ms 3732 KB Output is correct
64 Correct 226 ms 3732 KB Output is correct
65 Correct 146 ms 3264 KB Output is correct
66 Correct 179 ms 3404 KB Output is correct

Subtask #6
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 3264 KB Output is correct
2 Correct 3 ms 3264 KB Output is correct
3 Correct 0 ms 3264 KB Output is correct
4 Correct 3 ms 3264 KB Output is correct
5 Correct 3 ms 3264 KB Output is correct
6 Correct 3 ms 3264 KB Output is correct
7 Correct 3 ms 3264 KB Output is correct
8 Correct 3 ms 3264 KB Output is correct
9 Correct 3 ms 3264 KB Output is correct
10 Correct 9 ms 3264 KB Output is correct
11 Correct 9 ms 3264 KB Output is correct
12 Correct 9 ms 3264 KB Output is correct
13 Correct 13 ms 3264 KB Output is correct
14 Correct 9 ms 3264 KB Output is correct
15 Correct 13 ms 3264 KB Output is correct
16 Correct 13 ms 3264 KB Output is correct
17 Correct 9 ms 3264 KB Output is correct
18 Correct 9 ms 3264 KB Output is correct
19 Correct 13 ms 3264 KB Output is correct
20 Correct 16 ms 3264 KB Output is correct
21 Correct 19 ms 3264 KB Output is correct
22 Correct 23 ms 3264 KB Output is correct
23 Correct 16 ms 3264 KB Output is correct
24 Correct 46 ms 3264 KB Output is correct
25 Correct 29 ms 3264 KB Output is correct
26 Correct 46 ms 3264 KB Output is correct
27 Correct 33 ms 3264 KB Output is correct
28 Correct 33 ms 3264 KB Output is correct
29 Correct 33 ms 3264 KB Output is correct
30 Correct 33 ms 3264 KB Output is correct
31 Correct 39 ms 3264 KB Output is correct
32 Correct 43 ms 3264 KB Output is correct
33 Correct 33 ms 3264 KB Output is correct
34 Correct 36 ms 3264 KB Output is correct
35 Correct 33 ms 3264 KB Output is correct
36 Correct 33 ms 3264 KB Output is correct
37 Correct 83 ms 3404 KB Output is correct
38 Correct 83 ms 3404 KB Output is correct
39 Correct 133 ms 3264 KB Output is correct
40 Correct 106 ms 3404 KB Output is correct
41 Correct 153 ms 3264 KB Output is correct
42 Correct 116 ms 3404 KB Output is correct
43 Correct 123 ms 3536 KB Output is correct
44 Correct 116 ms 3536 KB Output is correct
45 Correct 119 ms 3536 KB Output is correct
46 Correct 109 ms 3264 KB Output is correct
47 Correct 99 ms 3404 KB Output is correct
48 Correct 119 ms 3536 KB Output is correct
49 Correct 156 ms 3404 KB Output is correct
50 Correct 126 ms 3404 KB Output is correct
51 Correct 3 ms 3264 KB Output is correct
52 Correct 146 ms 3536 KB Output is correct
53 Correct 156 ms 3536 KB Output is correct
54 Correct 183 ms 3536 KB Output is correct
55 Correct 246 ms 3732 KB Output is correct
56 Correct 156 ms 3536 KB Output is correct
57 Correct 249 ms 3732 KB Output is correct
58 Correct 183 ms 3536 KB Output is correct
59 Correct 176 ms 3732 KB Output is correct
60 Correct 13 ms 3264 KB Output is correct
61 Correct 226 ms 3732 KB Output is correct
62 Correct 196 ms 3732 KB Output is correct
63 Correct 203 ms 3732 KB Output is correct
64 Correct 226 ms 3732 KB Output is correct
65 Correct 146 ms 3264 KB Output is correct
66 Correct 179 ms 3404 KB Output is correct
67 Correct 226 ms 3732 KB Output is correct
68 Correct 49 ms 3264 KB Output is correct
69 Correct 573 ms 4116 KB Output is correct
70 Correct 379 ms 3732 KB Output is correct
71 Correct 443 ms 3732 KB Output is correct
72 Correct 376 ms 3264 KB Output is correct
73 Correct 389 ms 3264 KB Output is correct
74 Correct 493 ms 4116 KB Output is correct
75 Correct 413 ms 4116 KB Output is correct
76 Correct 526 ms 4116 KB Output is correct
77 Correct 563 ms 4116 KB Output is correct