oj.uz

Submission #566682

# Submission time Handle Problem Language Result Execution time Memory
566682 2022-05-22T16:01:06 Z Rifal Bootfall (IZhO17_bootfall) C++14
44 / 100
 610 ms 3816 KB 
#include <bits/stdc++.h>
#include <fstream>
#define endl '\n'
#define mod 998244353
#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 14 ms 2260 KB Output is correct
2 Correct 13 ms 2284 KB Output is correct
3 Correct 3 ms 2260 KB Output is correct
4 Correct 8 ms 2260 KB Output is correct
5 Correct 21 ms 2260 KB Output is correct
6 Correct 15 ms 2284 KB Output is correct
7 Correct 11 ms 2260 KB Output is correct
8 Correct 21 ms 2280 KB Output is correct
9 Correct 17 ms 2288 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 14 ms 2260 KB Output is correct
2 Correct 13 ms 2284 KB Output is correct
3 Correct 3 ms 2260 KB Output is correct
4 Correct 8 ms 2260 KB Output is correct
5 Correct 21 ms 2260 KB Output is correct
6 Correct 15 ms 2284 KB Output is correct
7 Correct 11 ms 2260 KB Output is correct
8 Correct 21 ms 2280 KB Output is correct
9 Correct 17 ms 2288 KB Output is correct
10 Correct 50 ms 2288 KB Output is correct
11 Correct 53 ms 2260 KB Output is correct
12 Correct 49 ms 2264 KB Output is correct
13 Correct 44 ms 2264 KB Output is correct
14 Correct 49 ms 2260 KB Output is correct
15 Correct 54 ms 2264 KB Output is correct
16 Correct 58 ms 2264 KB Output is correct
17 Correct 34 ms 2260 KB Output is correct
18 Correct 43 ms 2260 KB Output is correct
19 Correct 48 ms 2260 KB Output is correct
20 Correct 49 ms 2284 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 14 ms 2260 KB Output is correct
2 Correct 13 ms 2284 KB Output is correct
3 Correct 3 ms 2260 KB Output is correct
4 Correct 8 ms 2260 KB Output is correct
5 Correct 21 ms 2260 KB Output is correct
6 Correct 15 ms 2284 KB Output is correct
7 Correct 11 ms 2260 KB Output is correct
8 Correct 21 ms 2280 KB Output is correct
9 Correct 17 ms 2288 KB Output is correct
10 Correct 50 ms 2288 KB Output is correct
11 Correct 53 ms 2260 KB Output is correct
12 Correct 49 ms 2264 KB Output is correct
13 Correct 44 ms 2264 KB Output is correct
14 Correct 49 ms 2260 KB Output is correct
15 Correct 54 ms 2264 KB Output is correct
16 Correct 58 ms 2264 KB Output is correct
17 Correct 34 ms 2260 KB Output is correct
18 Correct 43 ms 2260 KB Output is correct
19 Correct 48 ms 2260 KB Output is correct
20 Correct 49 ms 2284 KB Output is correct
21 Correct 112 ms 2288 KB Output is correct
22 Correct 120 ms 2296 KB Output is correct
23 Correct 99 ms 2280 KB Output is correct
24 Correct 155 ms 2304 KB Output is correct
25 Correct 144 ms 2328 KB Output is correct
26 Correct 173 ms 2264 KB Output is correct
27 Correct 159 ms 2260 KB Output is correct
28 Correct 154 ms 2336 KB Output is correct
29 Correct 157 ms 2336 KB Output is correct
30 Correct 166 ms 2396 KB Output is correct
31 Correct 157 ms 2276 KB Output is correct
32 Correct 160 ms 2276 KB Output is correct
33 Correct 174 ms 2272 KB Output is correct
34 Correct 161 ms 2400 KB Output is correct
35 Correct 159 ms 2340 KB Output is correct
36 Correct 164 ms 2360 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 14 ms 2260 KB Output is correct
2 Correct 13 ms 2284 KB Output is correct
3 Correct 3 ms 2260 KB Output is correct
4 Correct 8 ms 2260 KB Output is correct
5 Correct 21 ms 2260 KB Output is correct
6 Correct 15 ms 2284 KB Output is correct
7 Correct 11 ms 2260 KB Output is correct
8 Correct 21 ms 2280 KB Output is correct
9 Correct 17 ms 2288 KB Output is correct
10 Correct 50 ms 2288 KB Output is correct
11 Correct 53 ms 2260 KB Output is correct
12 Correct 49 ms 2264 KB Output is correct
13 Correct 44 ms 2264 KB Output is correct
14 Correct 49 ms 2260 KB Output is correct
15 Correct 54 ms 2264 KB Output is correct
16 Correct 58 ms 2264 KB Output is correct
17 Correct 34 ms 2260 KB Output is correct
18 Correct 43 ms 2260 KB Output is correct
19 Correct 48 ms 2260 KB Output is correct
20 Correct 49 ms 2284 KB Output is correct
21 Correct 112 ms 2288 KB Output is correct
22 Correct 120 ms 2296 KB Output is correct
23 Correct 99 ms 2280 KB Output is correct
24 Correct 155 ms 2304 KB Output is correct
25 Correct 144 ms 2328 KB Output is correct
26 Correct 173 ms 2264 KB Output is correct
27 Correct 159 ms 2260 KB Output is correct
28 Correct 154 ms 2336 KB Output is correct
29 Correct 157 ms 2336 KB Output is correct
30 Correct 166 ms 2396 KB Output is correct
31 Correct 157 ms 2276 KB Output is correct
32 Correct 160 ms 2276 KB Output is correct
33 Correct 174 ms 2272 KB Output is correct
34 Correct 161 ms 2400 KB Output is correct
35 Correct 159 ms 2340 KB Output is correct
36 Correct 164 ms 2360 KB Output is correct
37 Correct 328 ms 2508 KB Output is correct
38 Correct 329 ms 2548 KB Output is correct
39 Correct 395 ms 2664 KB Output is correct
40 Correct 436 ms 2648 KB Output is correct
41 Correct 430 ms 2788 KB Output is correct
42 Correct 407 ms 2648 KB Output is correct
43 Correct 382 ms 3044 KB Output is correct
44 Correct 409 ms 3080 KB Output is correct
45 Correct 413 ms 3088 KB Output is correct
46 Correct 434 ms 2628 KB Output is correct
47 Correct 391 ms 2648 KB Output is correct
48 Correct 394 ms 3044 KB Output is correct
49 Correct 430 ms 2764 KB Output is correct
50 Correct 413 ms 2636 KB Output is correct
51 Correct 152 ms 2260 KB Output is correct
52 Correct 437 ms 3188 KB Output is correct

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 14 ms 2260 KB Output is correct
2 Correct 13 ms 2284 KB Output is correct
3 Correct 3 ms 2260 KB Output is correct
4 Correct 8 ms 2260 KB Output is correct
5 Correct 21 ms 2260 KB Output is correct
6 Correct 15 ms 2284 KB Output is correct
7 Correct 11 ms 2260 KB Output is correct
8 Correct 21 ms 2280 KB Output is correct
9 Correct 17 ms 2288 KB Output is correct
10 Correct 50 ms 2288 KB Output is correct
11 Correct 53 ms 2260 KB Output is correct
12 Correct 49 ms 2264 KB Output is correct
13 Correct 44 ms 2264 KB Output is correct
14 Correct 49 ms 2260 KB Output is correct
15 Correct 54 ms 2264 KB Output is correct
16 Correct 58 ms 2264 KB Output is correct
17 Correct 34 ms 2260 KB Output is correct
18 Correct 43 ms 2260 KB Output is correct
19 Correct 48 ms 2260 KB Output is correct
20 Correct 49 ms 2284 KB Output is correct
21 Correct 112 ms 2288 KB Output is correct
22 Correct 120 ms 2296 KB Output is correct
23 Correct 99 ms 2280 KB Output is correct
24 Correct 155 ms 2304 KB Output is correct
25 Correct 144 ms 2328 KB Output is correct
26 Correct 173 ms 2264 KB Output is correct
27 Correct 159 ms 2260 KB Output is correct
28 Correct 154 ms 2336 KB Output is correct
29 Correct 157 ms 2336 KB Output is correct
30 Correct 166 ms 2396 KB Output is correct
31 Correct 157 ms 2276 KB Output is correct
32 Correct 160 ms 2276 KB Output is correct
33 Correct 174 ms 2272 KB Output is correct
34 Correct 161 ms 2400 KB Output is correct
35 Correct 159 ms 2340 KB Output is correct
36 Correct 164 ms 2360 KB Output is correct
37 Correct 328 ms 2508 KB Output is correct
38 Correct 329 ms 2548 KB Output is correct
39 Correct 395 ms 2664 KB Output is correct
40 Correct 436 ms 2648 KB Output is correct
41 Correct 430 ms 2788 KB Output is correct
42 Correct 407 ms 2648 KB Output is correct
43 Correct 382 ms 3044 KB Output is correct
44 Correct 409 ms 3080 KB Output is correct
45 Correct 413 ms 3088 KB Output is correct
46 Correct 434 ms 2628 KB Output is correct
47 Correct 391 ms 2648 KB Output is correct
48 Correct 394 ms 3044 KB Output is correct
49 Correct 430 ms 2764 KB Output is correct
50 Correct 413 ms 2636 KB Output is correct
51 Correct 152 ms 2260 KB Output is correct
52 Correct 437 ms 3188 KB Output is correct
53 Correct 519 ms 2904 KB Output is correct
54 Correct 571 ms 3084 KB Output is correct
55 Correct 597 ms 3792 KB Output is correct
56 Correct 501 ms 3084 KB Output is correct
57 Correct 610 ms 3816 KB Output is correct
58 Incorrect 560 ms 3124 KB Output isn't correct
59 Halted 0 ms 0 KB -

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 14 ms 2260 KB Output is correct
2 Correct 13 ms 2284 KB Output is correct
3 Correct 3 ms 2260 KB Output is correct
4 Correct 8 ms 2260 KB Output is correct
5 Correct 21 ms 2260 KB Output is correct
6 Correct 15 ms 2284 KB Output is correct
7 Correct 11 ms 2260 KB Output is correct
8 Correct 21 ms 2280 KB Output is correct
9 Correct 17 ms 2288 KB Output is correct
10 Correct 50 ms 2288 KB Output is correct
11 Correct 53 ms 2260 KB Output is correct
12 Correct 49 ms 2264 KB Output is correct
13 Correct 44 ms 2264 KB Output is correct
14 Correct 49 ms 2260 KB Output is correct
15 Correct 54 ms 2264 KB Output is correct
16 Correct 58 ms 2264 KB Output is correct
17 Correct 34 ms 2260 KB Output is correct
18 Correct 43 ms 2260 KB Output is correct
19 Correct 48 ms 2260 KB Output is correct
20 Correct 49 ms 2284 KB Output is correct
21 Correct 112 ms 2288 KB Output is correct
22 Correct 120 ms 2296 KB Output is correct
23 Correct 99 ms 2280 KB Output is correct
24 Correct 155 ms 2304 KB Output is correct
25 Correct 144 ms 2328 KB Output is correct
26 Correct 173 ms 2264 KB Output is correct
27 Correct 159 ms 2260 KB Output is correct
28 Correct 154 ms 2336 KB Output is correct
29 Correct 157 ms 2336 KB Output is correct
30 Correct 166 ms 2396 KB Output is correct
31 Correct 157 ms 2276 KB Output is correct
32 Correct 160 ms 2276 KB Output is correct
33 Correct 174 ms 2272 KB Output is correct
34 Correct 161 ms 2400 KB Output is correct
35 Correct 159 ms 2340 KB Output is correct
36 Correct 164 ms 2360 KB Output is correct
37 Correct 328 ms 2508 KB Output is correct
38 Correct 329 ms 2548 KB Output is correct
39 Correct 395 ms 2664 KB Output is correct
40 Correct 436 ms 2648 KB Output is correct
41 Correct 430 ms 2788 KB Output is correct
42 Correct 407 ms 2648 KB Output is correct
43 Correct 382 ms 3044 KB Output is correct
44 Correct 409 ms 3080 KB Output is correct
45 Correct 413 ms 3088 KB Output is correct
46 Correct 434 ms 2628 KB Output is correct
47 Correct 391 ms 2648 KB Output is correct
48 Correct 394 ms 3044 KB Output is correct
49 Correct 430 ms 2764 KB Output is correct
50 Correct 413 ms 2636 KB Output is correct
51 Correct 152 ms 2260 KB Output is correct
52 Correct 437 ms 3188 KB Output is correct
53 Correct 519 ms 2904 KB Output is correct
54 Correct 571 ms 3084 KB Output is correct
55 Correct 597 ms 3792 KB Output is correct
56 Correct 501 ms 3084 KB Output is correct
57 Correct 610 ms 3816 KB Output is correct
58 Incorrect 560 ms 3124 KB Output isn't correct
59 Halted 0 ms 0 KB -