oj.uz

Submission #566683

# Submission time Handle Problem Language Result Execution time Memory
566683 2022-05-22T16:02:55 Z Rifal Bootfall (IZhO17_bootfall) C++14
100 / 100
 855 ms 5508 KB 
#include <bits/stdc++.h>
#include <fstream>
#define endl '\n'
#define mod 1668223877717
#define INF -100000000000000000
//#define ll long long
//#define cin fin
//#define cout fout
using namespace std;
//ofstream fout("convention.out");
//ifstream fin("convention.in");
const int M = 250005;
long long dp[M];
long long cnt[M];
void add(long long x)
{
    for(int i = M-1; i >= x; i--)
    {
        dp[i] += dp[i-x]%mod;
        dp[i] %= mod;
    }
}
void remo(long long x)
{
    for(int i = x; i < M; i++)
    {
        dp[i] = ((dp[i]-dp[i-x])+mod)%mod;
        dp[i] %= mod;
    }
}
int main()
{
    ios_base::sync_with_stdio(0);cout.tie(0);cin.tie(0);
    int n;
    cin >> n;
    long long arr[n];
    long long sum = 0;
    dp[0] = 1;
    for(int i = 0; i < n; i++)
    {
        cin >> arr[i];
        add(arr[i]);
        sum += arr[i];
    }
    if(sum%2 == 1 || dp[sum/2] == 0)
    {
        cout << 0 << endl;
        return 0;
    }
    for(int i = 0; i < n; i++)
    {
        remo(arr[i]);
        sum -= arr[i];
        for(long long j = 0; j <= sum/2; j++)
        {
            if(dp[j] >= 1)
            {
                if(sum-(j*2) != 0)
                    cnt[sum-(j*2)]++;
            }
        }

        add(arr[i]);
        sum += arr[i];
    }
    vector<int> ans;
    for(int i = 0; i < M; i++)
    {
        if(cnt[i] == n)
            ans.push_back(i);
    }
    cout << ans.size() << endl;
    for(int i = 0; i < ans.size(); i++)
        cout << ans[i] << ' ';
    return 0;
}

Compilation message

bootfall.cpp: In function 'int main()':
bootfall.cpp:73:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   73 |     for(int i = 0; i < ans.size(); i++)
      |                    ~~^~~~~~~~~~~~

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 2260 KB Output is correct
2 Correct 13 ms 2288 KB Output is correct
3 Correct 3 ms 2260 KB Output is correct
4 Correct 9 ms 2288 KB Output is correct
5 Correct 22 ms 2284 KB Output is correct
6 Correct 15 ms 2284 KB Output is correct
7 Correct 11 ms 2260 KB Output is correct
8 Correct 20 ms 2252 KB Output is correct
9 Correct 19 ms 2284 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 2260 KB Output is correct
2 Correct 13 ms 2288 KB Output is correct
3 Correct 3 ms 2260 KB Output is correct
4 Correct 9 ms 2288 KB Output is correct
5 Correct 22 ms 2284 KB Output is correct
6 Correct 15 ms 2284 KB Output is correct
7 Correct 11 ms 2260 KB Output is correct
8 Correct 20 ms 2252 KB Output is correct
9 Correct 19 ms 2284 KB Output is correct
10 Correct 48 ms 2284 KB Output is correct
11 Correct 53 ms 2260 KB Output is correct
12 Correct 53 ms 2264 KB Output is correct
13 Correct 45 ms 2260 KB Output is correct
14 Correct 46 ms 2272 KB Output is correct
15 Correct 57 ms 2260 KB Output is correct
16 Correct 57 ms 2264 KB Output is correct
17 Correct 31 ms 2264 KB Output is correct
18 Correct 41 ms 2260 KB Output is correct
19 Correct 45 ms 2380 KB Output is correct
20 Correct 55 ms 2284 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 2260 KB Output is correct
2 Correct 13 ms 2288 KB Output is correct
3 Correct 3 ms 2260 KB Output is correct
4 Correct 9 ms 2288 KB Output is correct
5 Correct 22 ms 2284 KB Output is correct
6 Correct 15 ms 2284 KB Output is correct
7 Correct 11 ms 2260 KB Output is correct
8 Correct 20 ms 2252 KB Output is correct
9 Correct 19 ms 2284 KB Output is correct
10 Correct 48 ms 2284 KB Output is correct
11 Correct 53 ms 2260 KB Output is correct
12 Correct 53 ms 2264 KB Output is correct
13 Correct 45 ms 2260 KB Output is correct
14 Correct 46 ms 2272 KB Output is correct
15 Correct 57 ms 2260 KB Output is correct
16 Correct 57 ms 2264 KB Output is correct
17 Correct 31 ms 2264 KB Output is correct
18 Correct 41 ms 2260 KB Output is correct
19 Correct 45 ms 2380 KB Output is correct
20 Correct 55 ms 2284 KB Output is correct
21 Correct 111 ms 2304 KB Output is correct
22 Correct 117 ms 2400 KB Output is correct
23 Correct 82 ms 2276 KB Output is correct
24 Correct 152 ms 2260 KB Output is correct
25 Correct 144 ms 2268 KB Output is correct
26 Correct 159 ms 2384 KB Output is correct
27 Correct 157 ms 2264 KB Output is correct
28 Correct 154 ms 2336 KB Output is correct
29 Correct 157 ms 2352 KB Output is correct
30 Correct 156 ms 2304 KB Output is correct
31 Correct 160 ms 2316 KB Output is correct
32 Correct 156 ms 2300 KB Output is correct
33 Correct 155 ms 2272 KB Output is correct
34 Correct 159 ms 2260 KB Output is correct
35 Correct 153 ms 2264 KB Output is correct
36 Correct 156 ms 2260 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 2260 KB Output is correct
2 Correct 13 ms 2288 KB Output is correct
3 Correct 3 ms 2260 KB Output is correct
4 Correct 9 ms 2288 KB Output is correct
5 Correct 22 ms 2284 KB Output is correct
6 Correct 15 ms 2284 KB Output is correct
7 Correct 11 ms 2260 KB Output is correct
8 Correct 20 ms 2252 KB Output is correct
9 Correct 19 ms 2284 KB Output is correct
10 Correct 48 ms 2284 KB Output is correct
11 Correct 53 ms 2260 KB Output is correct
12 Correct 53 ms 2264 KB Output is correct
13 Correct 45 ms 2260 KB Output is correct
14 Correct 46 ms 2272 KB Output is correct
15 Correct 57 ms 2260 KB Output is correct
16 Correct 57 ms 2264 KB Output is correct
17 Correct 31 ms 2264 KB Output is correct
18 Correct 41 ms 2260 KB Output is correct
19 Correct 45 ms 2380 KB Output is correct
20 Correct 55 ms 2284 KB Output is correct
21 Correct 111 ms 2304 KB Output is correct
22 Correct 117 ms 2400 KB Output is correct
23 Correct 82 ms 2276 KB Output is correct
24 Correct 152 ms 2260 KB Output is correct
25 Correct 144 ms 2268 KB Output is correct
26 Correct 159 ms 2384 KB Output is correct
27 Correct 157 ms 2264 KB Output is correct
28 Correct 154 ms 2336 KB Output is correct
29 Correct 157 ms 2352 KB Output is correct
30 Correct 156 ms 2304 KB Output is correct
31 Correct 160 ms 2316 KB Output is correct
32 Correct 156 ms 2300 KB Output is correct
33 Correct 155 ms 2272 KB Output is correct
34 Correct 159 ms 2260 KB Output is correct
35 Correct 153 ms 2264 KB Output is correct
36 Correct 156 ms 2260 KB Output is correct
37 Correct 306 ms 2528 KB Output is correct
38 Correct 321 ms 2664 KB Output is correct
39 Correct 383 ms 2660 KB Output is correct
40 Correct 432 ms 2648 KB Output is correct
41 Correct 422 ms 2800 KB Output is correct
42 Correct 410 ms 2624 KB Output is correct
43 Correct 376 ms 3076 KB Output is correct
44 Correct 402 ms 3084 KB Output is correct
45 Correct 397 ms 3084 KB Output is correct
46 Correct 419 ms 2516 KB Output is correct
47 Correct 396 ms 2648 KB Output is correct
48 Correct 403 ms 3000 KB Output is correct
49 Correct 425 ms 2744 KB Output is correct
50 Correct 393 ms 2664 KB Output is correct
51 Correct 145 ms 2264 KB Output is correct
52 Correct 452 ms 3188 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 2260 KB Output is correct
2 Correct 13 ms 2288 KB Output is correct
3 Correct 3 ms 2260 KB Output is correct
4 Correct 9 ms 2288 KB Output is correct
5 Correct 22 ms 2284 KB Output is correct
6 Correct 15 ms 2284 KB Output is correct
7 Correct 11 ms 2260 KB Output is correct
8 Correct 20 ms 2252 KB Output is correct
9 Correct 19 ms 2284 KB Output is correct
10 Correct 48 ms 2284 KB Output is correct
11 Correct 53 ms 2260 KB Output is correct
12 Correct 53 ms 2264 KB Output is correct
13 Correct 45 ms 2260 KB Output is correct
14 Correct 46 ms 2272 KB Output is correct
15 Correct 57 ms 2260 KB Output is correct
16 Correct 57 ms 2264 KB Output is correct
17 Correct 31 ms 2264 KB Output is correct
18 Correct 41 ms 2260 KB Output is correct
19 Correct 45 ms 2380 KB Output is correct
20 Correct 55 ms 2284 KB Output is correct
21 Correct 111 ms 2304 KB Output is correct
22 Correct 117 ms 2400 KB Output is correct
23 Correct 82 ms 2276 KB Output is correct
24 Correct 152 ms 2260 KB Output is correct
25 Correct 144 ms 2268 KB Output is correct
26 Correct 159 ms 2384 KB Output is correct
27 Correct 157 ms 2264 KB Output is correct
28 Correct 154 ms 2336 KB Output is correct
29 Correct 157 ms 2352 KB Output is correct
30 Correct 156 ms 2304 KB Output is correct
31 Correct 160 ms 2316 KB Output is correct
32 Correct 156 ms 2300 KB Output is correct
33 Correct 155 ms 2272 KB Output is correct
34 Correct 159 ms 2260 KB Output is correct
35 Correct 153 ms 2264 KB Output is correct
36 Correct 156 ms 2260 KB Output is correct
37 Correct 306 ms 2528 KB Output is correct
38 Correct 321 ms 2664 KB Output is correct
39 Correct 383 ms 2660 KB Output is correct
40 Correct 432 ms 2648 KB Output is correct
41 Correct 422 ms 2800 KB Output is correct
42 Correct 410 ms 2624 KB Output is correct
43 Correct 376 ms 3076 KB Output is correct
44 Correct 402 ms 3084 KB Output is correct
45 Correct 397 ms 3084 KB Output is correct
46 Correct 419 ms 2516 KB Output is correct
47 Correct 396 ms 2648 KB Output is correct
48 Correct 403 ms 3000 KB Output is correct
49 Correct 425 ms 2744 KB Output is correct
50 Correct 393 ms 2664 KB Output is correct
51 Correct 145 ms 2264 KB Output is correct
52 Correct 452 ms 3188 KB Output is correct
53 Correct 466 ms 2872 KB Output is correct
54 Correct 538 ms 3148 KB Output is correct
55 Correct 565 ms 3640 KB Output is correct
56 Correct 478 ms 3084 KB Output is correct
57 Correct 561 ms 3928 KB Output is correct
58 Correct 577 ms 3168 KB Output is correct
59 Correct 553 ms 3312 KB Output is correct
60 Correct 201 ms 2260 KB Output is correct
61 Correct 546 ms 3448 KB Output is correct
62 Correct 514 ms 3528 KB Output is correct
63 Correct 572 ms 3676 KB Output is correct
64 Correct 504 ms 3556 KB Output is correct
65 Correct 531 ms 2664 KB Output is correct
66 Correct 490 ms 2680 KB Output is correct

Subtask #6
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 2260 KB Output is correct
2 Correct 13 ms 2288 KB Output is correct
3 Correct 3 ms 2260 KB Output is correct
4 Correct 9 ms 2288 KB Output is correct
5 Correct 22 ms 2284 KB Output is correct
6 Correct 15 ms 2284 KB Output is correct
7 Correct 11 ms 2260 KB Output is correct
8 Correct 20 ms 2252 KB Output is correct
9 Correct 19 ms 2284 KB Output is correct
10 Correct 48 ms 2284 KB Output is correct
11 Correct 53 ms 2260 KB Output is correct
12 Correct 53 ms 2264 KB Output is correct
13 Correct 45 ms 2260 KB Output is correct
14 Correct 46 ms 2272 KB Output is correct
15 Correct 57 ms 2260 KB Output is correct
16 Correct 57 ms 2264 KB Output is correct
17 Correct 31 ms 2264 KB Output is correct
18 Correct 41 ms 2260 KB Output is correct
19 Correct 45 ms 2380 KB Output is correct
20 Correct 55 ms 2284 KB Output is correct
21 Correct 111 ms 2304 KB Output is correct
22 Correct 117 ms 2400 KB Output is correct
23 Correct 82 ms 2276 KB Output is correct
24 Correct 152 ms 2260 KB Output is correct
25 Correct 144 ms 2268 KB Output is correct
26 Correct 159 ms 2384 KB Output is correct
27 Correct 157 ms 2264 KB Output is correct
28 Correct 154 ms 2336 KB Output is correct
29 Correct 157 ms 2352 KB Output is correct
30 Correct 156 ms 2304 KB Output is correct
31 Correct 160 ms 2316 KB Output is correct
32 Correct 156 ms 2300 KB Output is correct
33 Correct 155 ms 2272 KB Output is correct
34 Correct 159 ms 2260 KB Output is correct
35 Correct 153 ms 2264 KB Output is correct
36 Correct 156 ms 2260 KB Output is correct
37 Correct 306 ms 2528 KB Output is correct
38 Correct 321 ms 2664 KB Output is correct
39 Correct 383 ms 2660 KB Output is correct
40 Correct 432 ms 2648 KB Output is correct
41 Correct 422 ms 2800 KB Output is correct
42 Correct 410 ms 2624 KB Output is correct
43 Correct 376 ms 3076 KB Output is correct
44 Correct 402 ms 3084 KB Output is correct
45 Correct 397 ms 3084 KB Output is correct
46 Correct 419 ms 2516 KB Output is correct
47 Correct 396 ms 2648 KB Output is correct
48 Correct 403 ms 3000 KB Output is correct
49 Correct 425 ms 2744 KB Output is correct
50 Correct 393 ms 2664 KB Output is correct
51 Correct 145 ms 2264 KB Output is correct
52 Correct 452 ms 3188 KB Output is correct
53 Correct 466 ms 2872 KB Output is correct
54 Correct 538 ms 3148 KB Output is correct
55 Correct 565 ms 3640 KB Output is correct
56 Correct 478 ms 3084 KB Output is correct
57 Correct 561 ms 3928 KB Output is correct
58 Correct 577 ms 3168 KB Output is correct
59 Correct 553 ms 3312 KB Output is correct
60 Correct 201 ms 2260 KB Output is correct
61 Correct 546 ms 3448 KB Output is correct
62 Correct 514 ms 3528 KB Output is correct
63 Correct 572 ms 3676 KB Output is correct
64 Correct 504 ms 3556 KB Output is correct
65 Correct 531 ms 2664 KB Output is correct
66 Correct 490 ms 2680 KB Output is correct
67 Correct 651 ms 3404 KB Output is correct
68 Correct 286 ms 2276 KB Output is correct
69 Correct 855 ms 5064 KB Output is correct
70 Correct 827 ms 4036 KB Output is correct
71 Correct 812 ms 4068 KB Output is correct
72 Correct 812 ms 3240 KB Output is correct
73 Correct 799 ms 3236 KB Output is correct
74 Correct 840 ms 5324 KB Output is correct
75 Correct 807 ms 4568 KB Output is correct
76 Correct 815 ms 5332 KB Output is correct
77 Correct 815 ms 5508 KB Output is correct