oj.uz

Submission #934013

# Submission time Handle Problem Language Result Execution time Memory
934013 2024-02-26T16:52:21 Z dilanyan Bootfall (IZhO17_bootfall) C++17
100 / 100
 196 ms 5844 KB 
//-------------dilanyan------------\\ 
 
#define _CRT_SECURE_NO_WARNINGS
#include<bits/stdc++.h>
#include<stdio.h>
using namespace std;
 
//------------------Kargpefines--------------------\\ 
 
#define ll long long
#define pb push_back
#define all(u) (u).begin(), (u).end()
#define pqueue priority_queue
#define upper upper_bound
#define lower lower_bound
#define umap unordered_map
#define uset unordered_set
 
void KarginSet(string name = "") {
    ios_base::sync_with_stdio(false); cin.tie(NULL);
    if (name.size()) {
        freopen((name + ".in").c_str(), "r", stdin);
        freopen((name + ".out").c_str(), "w", stdout);
    }
}
 
//-------------------KarginConstants------------------\\ 
 
const ll mod = 1000000007;
const ll inf = 1e9;
 
//-------------------KarginCode-----------------------\\ 
 
const int N = 300005;
int a[N], dp[N], dp1[N];
int good[N];

void KarginSolve() {
    int n; cin >> n;
    int sum = 0;
    for (int i = 1;i <= n;i++) {
        cin >> a[i];
        sum += a[i];
    }
    dp[0] = 1;
    for (int i = 1;i <= n;i++) {
        for (int j = sum - a[i];j >= 0;j--) {
            if (dp[j]) dp[j + a[i]] += dp[j];
        }
    }
    if (sum % 2 || !dp[sum / 2]) {
        cout << "0\n";
        return;
    }
    for (int i = 1;i <= n;i++) {
        for (int j = 0;j <= sum;j++) dp1[j] = dp[j];
        sum -= a[i];
        for (int j = 0;j <= sum - a[i];j++) dp1[a[i] + j] -= dp1[j];
        for (int j = sum / 2;j <= sum;j++) {
            if (dp1[j]) good[2 * j - sum]++;
        }
        sum += a[i];
    }
    vector<int> ans;
    for (int i = 1;i <= sum;i++) {
        if (good[i] == n) ans.pb(i);
    }
    cout << ans.size() << '\n';
    for (int i : ans) cout << i << ' ';
}

int main() {
    KarginSet();
    int test = 1;
    //cin >> test;
    while (test--) {
        KarginSolve();
    }
    return 0;
}

Compilation message

bootfall.cpp:1:1: warning: multi-line comment [-Wcomment]
    1 | //-------------dilanyan------------\\
      | ^
bootfall.cpp:8:1: warning: multi-line comment [-Wcomment]
    8 | //------------------Kargpefines--------------------\\
      | ^
bootfall.cpp:27:1: warning: multi-line comment [-Wcomment]
   27 | //-------------------KarginConstants------------------\\
      | ^
bootfall.cpp:32:1: warning: multi-line comment [-Wcomment]
   32 | //-------------------KarginCode-----------------------\\
      | ^
bootfall.cpp: In function 'void KarginSet(std::string)':
bootfall.cpp:22:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   22 |         freopen((name + ".in").c_str(), "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
bootfall.cpp:23:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   23 |         freopen((name + ".out").c_str(), "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4444 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 4444 KB Output is correct
5 Correct 1 ms 4444 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 1 ms 4444 KB Output is correct
8 Correct 1 ms 4440 KB Output is correct
9 Correct 2 ms 4440 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4444 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 4444 KB Output is correct
5 Correct 1 ms 4444 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 1 ms 4444 KB Output is correct
8 Correct 1 ms 4440 KB Output is correct
9 Correct 2 ms 4440 KB Output is correct
10 Correct 1 ms 4444 KB Output is correct
11 Correct 1 ms 4444 KB Output is correct
12 Correct 1 ms 4444 KB Output is correct
13 Correct 1 ms 4444 KB Output is correct
14 Correct 1 ms 4444 KB Output is correct
15 Correct 1 ms 4444 KB Output is correct
16 Correct 1 ms 4444 KB Output is correct
17 Correct 1 ms 4444 KB Output is correct
18 Correct 1 ms 4444 KB Output is correct
19 Correct 1 ms 4696 KB Output is correct
20 Correct 1 ms 4444 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4444 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 4444 KB Output is correct
5 Correct 1 ms 4444 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 1 ms 4444 KB Output is correct
8 Correct 1 ms 4440 KB Output is correct
9 Correct 2 ms 4440 KB Output is correct
10 Correct 1 ms 4444 KB Output is correct
11 Correct 1 ms 4444 KB Output is correct
12 Correct 1 ms 4444 KB Output is correct
13 Correct 1 ms 4444 KB Output is correct
14 Correct 1 ms 4444 KB Output is correct
15 Correct 1 ms 4444 KB Output is correct
16 Correct 1 ms 4444 KB Output is correct
17 Correct 1 ms 4444 KB Output is correct
18 Correct 1 ms 4444 KB Output is correct
19 Correct 1 ms 4696 KB Output is correct
20 Correct 1 ms 4444 KB Output is correct
21 Correct 1 ms 4444 KB Output is correct
22 Correct 2 ms 4440 KB Output is correct
23 Correct 1 ms 4440 KB Output is correct
24 Correct 1 ms 4444 KB Output is correct
25 Correct 2 ms 4440 KB Output is correct
26 Correct 3 ms 4444 KB Output is correct
27 Correct 3 ms 4440 KB Output is correct
28 Correct 2 ms 4444 KB Output is correct
29 Correct 3 ms 4444 KB Output is correct
30 Correct 2 ms 4440 KB Output is correct
31 Correct 2 ms 4444 KB Output is correct
32 Correct 2 ms 4440 KB Output is correct
33 Correct 2 ms 4444 KB Output is correct
34 Correct 2 ms 4444 KB Output is correct
35 Correct 3 ms 4440 KB Output is correct
36 Correct 2 ms 4696 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4444 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 4444 KB Output is correct
5 Correct 1 ms 4444 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 1 ms 4444 KB Output is correct
8 Correct 1 ms 4440 KB Output is correct
9 Correct 2 ms 4440 KB Output is correct
10 Correct 1 ms 4444 KB Output is correct
11 Correct 1 ms 4444 KB Output is correct
12 Correct 1 ms 4444 KB Output is correct
13 Correct 1 ms 4444 KB Output is correct
14 Correct 1 ms 4444 KB Output is correct
15 Correct 1 ms 4444 KB Output is correct
16 Correct 1 ms 4444 KB Output is correct
17 Correct 1 ms 4444 KB Output is correct
18 Correct 1 ms 4444 KB Output is correct
19 Correct 1 ms 4696 KB Output is correct
20 Correct 1 ms 4444 KB Output is correct
21 Correct 1 ms 4444 KB Output is correct
22 Correct 2 ms 4440 KB Output is correct
23 Correct 1 ms 4440 KB Output is correct
24 Correct 1 ms 4444 KB Output is correct
25 Correct 2 ms 4440 KB Output is correct
26 Correct 3 ms 4444 KB Output is correct
27 Correct 3 ms 4440 KB Output is correct
28 Correct 2 ms 4444 KB Output is correct
29 Correct 3 ms 4444 KB Output is correct
30 Correct 2 ms 4440 KB Output is correct
31 Correct 2 ms 4444 KB Output is correct
32 Correct 2 ms 4440 KB Output is correct
33 Correct 2 ms 4444 KB Output is correct
34 Correct 2 ms 4444 KB Output is correct
35 Correct 3 ms 4440 KB Output is correct
36 Correct 2 ms 4696 KB Output is correct
37 Correct 7 ms 4640 KB Output is correct
38 Correct 7 ms 4700 KB Output is correct
39 Correct 24 ms 4736 KB Output is correct
40 Correct 14 ms 4696 KB Output is correct
41 Correct 30 ms 4556 KB Output is correct
42 Correct 13 ms 4696 KB Output is correct
43 Correct 22 ms 5068 KB Output is correct
44 Correct 23 ms 4948 KB Output is correct
45 Correct 23 ms 4952 KB Output is correct
46 Correct 15 ms 4440 KB Output is correct
47 Correct 14 ms 4700 KB Output is correct
48 Correct 26 ms 4956 KB Output is correct
49 Correct 28 ms 4700 KB Output is correct
50 Correct 17 ms 4896 KB Output is correct
51 Correct 5 ms 2396 KB Output is correct
52 Correct 32 ms 4948 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4444 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 4444 KB Output is correct
5 Correct 1 ms 4444 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 1 ms 4444 KB Output is correct
8 Correct 1 ms 4440 KB Output is correct
9 Correct 2 ms 4440 KB Output is correct
10 Correct 1 ms 4444 KB Output is correct
11 Correct 1 ms 4444 KB Output is correct
12 Correct 1 ms 4444 KB Output is correct
13 Correct 1 ms 4444 KB Output is correct
14 Correct 1 ms 4444 KB Output is correct
15 Correct 1 ms 4444 KB Output is correct
16 Correct 1 ms 4444 KB Output is correct
17 Correct 1 ms 4444 KB Output is correct
18 Correct 1 ms 4444 KB Output is correct
19 Correct 1 ms 4696 KB Output is correct
20 Correct 1 ms 4444 KB Output is correct
21 Correct 1 ms 4444 KB Output is correct
22 Correct 2 ms 4440 KB Output is correct
23 Correct 1 ms 4440 KB Output is correct
24 Correct 1 ms 4444 KB Output is correct
25 Correct 2 ms 4440 KB Output is correct
26 Correct 3 ms 4444 KB Output is correct
27 Correct 3 ms 4440 KB Output is correct
28 Correct 2 ms 4444 KB Output is correct
29 Correct 3 ms 4444 KB Output is correct
30 Correct 2 ms 4440 KB Output is correct
31 Correct 2 ms 4444 KB Output is correct
32 Correct 2 ms 4440 KB Output is correct
33 Correct 2 ms 4444 KB Output is correct
34 Correct 2 ms 4444 KB Output is correct
35 Correct 3 ms 4440 KB Output is correct
36 Correct 2 ms 4696 KB Output is correct
37 Correct 7 ms 4640 KB Output is correct
38 Correct 7 ms 4700 KB Output is correct
39 Correct 24 ms 4736 KB Output is correct
40 Correct 14 ms 4696 KB Output is correct
41 Correct 30 ms 4556 KB Output is correct
42 Correct 13 ms 4696 KB Output is correct
43 Correct 22 ms 5068 KB Output is correct
44 Correct 23 ms 4948 KB Output is correct
45 Correct 23 ms 4952 KB Output is correct
46 Correct 15 ms 4440 KB Output is correct
47 Correct 14 ms 4700 KB Output is correct
48 Correct 26 ms 4956 KB Output is correct
49 Correct 28 ms 4700 KB Output is correct
50 Correct 17 ms 4896 KB Output is correct
51 Correct 5 ms 2396 KB Output is correct
52 Correct 32 ms 4948 KB Output is correct
53 Correct 28 ms 5056 KB Output is correct
54 Correct 33 ms 4948 KB Output is correct
55 Correct 67 ms 5336 KB Output is correct
56 Correct 28 ms 4952 KB Output is correct
57 Correct 70 ms 5336 KB Output is correct
58 Correct 36 ms 4944 KB Output is correct
59 Correct 48 ms 5168 KB Output is correct
60 Correct 14 ms 2392 KB Output is correct
61 Correct 48 ms 5192 KB Output is correct
62 Correct 51 ms 5104 KB Output is correct
63 Correct 55 ms 5104 KB Output is correct
64 Correct 58 ms 5100 KB Output is correct
65 Correct 25 ms 4700 KB Output is correct
66 Correct 28 ms 4716 KB Output is correct

Subtask #6
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4444 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 4444 KB Output is correct
5 Correct 1 ms 4444 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 1 ms 4444 KB Output is correct
8 Correct 1 ms 4440 KB Output is correct
9 Correct 2 ms 4440 KB Output is correct
10 Correct 1 ms 4444 KB Output is correct
11 Correct 1 ms 4444 KB Output is correct
12 Correct 1 ms 4444 KB Output is correct
13 Correct 1 ms 4444 KB Output is correct
14 Correct 1 ms 4444 KB Output is correct
15 Correct 1 ms 4444 KB Output is correct
16 Correct 1 ms 4444 KB Output is correct
17 Correct 1 ms 4444 KB Output is correct
18 Correct 1 ms 4444 KB Output is correct
19 Correct 1 ms 4696 KB Output is correct
20 Correct 1 ms 4444 KB Output is correct
21 Correct 1 ms 4444 KB Output is correct
22 Correct 2 ms 4440 KB Output is correct
23 Correct 1 ms 4440 KB Output is correct
24 Correct 1 ms 4444 KB Output is correct
25 Correct 2 ms 4440 KB Output is correct
26 Correct 3 ms 4444 KB Output is correct
27 Correct 3 ms 4440 KB Output is correct
28 Correct 2 ms 4444 KB Output is correct
29 Correct 3 ms 4444 KB Output is correct
30 Correct 2 ms 4440 KB Output is correct
31 Correct 2 ms 4444 KB Output is correct
32 Correct 2 ms 4440 KB Output is correct
33 Correct 2 ms 4444 KB Output is correct
34 Correct 2 ms 4444 KB Output is correct
35 Correct 3 ms 4440 KB Output is correct
36 Correct 2 ms 4696 KB Output is correct
37 Correct 7 ms 4640 KB Output is correct
38 Correct 7 ms 4700 KB Output is correct
39 Correct 24 ms 4736 KB Output is correct
40 Correct 14 ms 4696 KB Output is correct
41 Correct 30 ms 4556 KB Output is correct
42 Correct 13 ms 4696 KB Output is correct
43 Correct 22 ms 5068 KB Output is correct
44 Correct 23 ms 4948 KB Output is correct
45 Correct 23 ms 4952 KB Output is correct
46 Correct 15 ms 4440 KB Output is correct
47 Correct 14 ms 4700 KB Output is correct
48 Correct 26 ms 4956 KB Output is correct
49 Correct 28 ms 4700 KB Output is correct
50 Correct 17 ms 4896 KB Output is correct
51 Correct 5 ms 2396 KB Output is correct
52 Correct 32 ms 4948 KB Output is correct
53 Correct 28 ms 5056 KB Output is correct
54 Correct 33 ms 4948 KB Output is correct
55 Correct 67 ms 5336 KB Output is correct
56 Correct 28 ms 4952 KB Output is correct
57 Correct 70 ms 5336 KB Output is correct
58 Correct 36 ms 4944 KB Output is correct
59 Correct 48 ms 5168 KB Output is correct
60 Correct 14 ms 2392 KB Output is correct
61 Correct 48 ms 5192 KB Output is correct
62 Correct 51 ms 5104 KB Output is correct
63 Correct 55 ms 5104 KB Output is correct
64 Correct 58 ms 5100 KB Output is correct
65 Correct 25 ms 4700 KB Output is correct
66 Correct 28 ms 4716 KB Output is correct
67 Correct 53 ms 5076 KB Output is correct
68 Correct 39 ms 2396 KB Output is correct
69 Correct 184 ms 5844 KB Output is correct
70 Correct 102 ms 5336 KB Output is correct
71 Correct 99 ms 5660 KB Output is correct
72 Correct 96 ms 4540 KB Output is correct
73 Correct 95 ms 4696 KB Output is correct
74 Correct 176 ms 5840 KB Output is correct
75 Correct 138 ms 5588 KB Output is correct
76 Correct 196 ms 5692 KB Output is correct
77 Correct 194 ms 5844 KB Output is correct