oj.uz

Submission #156165

# Submission time Handle Problem Language Result Execution time Memory
156165 2019-10-04T08:45:22 Z andrew Bootfall (IZhO17_bootfall) C++17
65 / 100
 1000 ms 3676 KB 
#include <bits/stdc++.h>
#include<ext/pb_ds/assoc_container.hpp>
#include<ext/pb_ds/tree_policy.hpp>

#pragma GCC optimize("-O3")
#pragma GCC optimize("Ofast")
#pragma GCC optimize("unroll-loops")

#define fi first
#define se second
#define p_b push_back
#define pll pair<ll,ll>
#define pii pair<int,int>
#define m_p make_pair
#define all(x) x.begin(),x.end()
#define sset ordered_set
#define sqr(x) (x)*(x)
#define pw(x) (1ll << x)

using namespace std;
using namespace __gnu_pbds;
typedef long long ll;
typedef long double ld;
const ll MAXN = 1123456;
const ll N = 500;
const ll M = N * N;
const ll mod = 1e9 + 7;
const ll inf = 3e18;
mt19937_64 rnd(chrono::system_clock::now().time_since_epoch().count());

template <typename T>
using ordered_set = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;

template <typename T> void vout(T s){cout << s << endl;exit(0);}

ll dp[MAXN], kol[MAXN];

int main(){
    ios_base :: sync_with_stdio(0);
    cin.tie(0);

    dp[0] = 1;

    ll n;

    cin >> n;

    vector <ll> a(n + 1);

    for(int i = 1; i <= n; i++)cin >> a[i];

    ll sc = 0;

    vector <ll> pref(n + 1);

    for(int i = 1; i <= n; i++){
        for(int j = pref[i - 1] + a[i]; j >= a[i]; j--)(dp[j] += dp[j - a[i]]) %= mod;
        pref[i] = pref[i - 1] + a[i];
    }

    sc = pref[n];

    if(sc % 2)vout(0);
    if(!dp[sc / 2])vout(0);

    ll S;

    for(int i = 1; i <= n; i++){
        for(int j = a[i]; j <= pref[n]; j++){
            dp[j] -= dp[j - a[i]];
            if(dp[j] < 0)dp[j] += mod;
        }

        for(int j = 1; j <= pref[n]; j++){
            S = sc - a[i] + j;
            if(S % 2 == 0 && dp[S / 2])kol[j]++;
        }

        for(int j = pref[n]; j >= a[i]; j--){
            (dp[j] += dp[j - a[i]]) %= mod;
        }
    }

    vector <ll> ans;

    for(int i = 1; i < MAXN; i++)if(kol[i] == n)ans.p_b(i);

    cout << ans.size() << "\n";

    for(auto i : ans)cout << i << " ";
    cout << "\n";

    return 0;
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 2 ms 380 KB Output is correct
4 Correct 5 ms 380 KB Output is correct
5 Correct 5 ms 376 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 296 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 2 ms 380 KB Output is correct
4 Correct 5 ms 380 KB Output is correct
5 Correct 5 ms 376 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 296 KB Output is correct
10 Correct 5 ms 376 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 504 KB Output is correct
13 Correct 6 ms 376 KB Output is correct
14 Correct 5 ms 376 KB Output is correct
15 Correct 6 ms 380 KB Output is correct
16 Correct 5 ms 376 KB Output is correct
17 Correct 6 ms 376 KB Output is correct
18 Correct 6 ms 376 KB Output is correct
19 Correct 6 ms 376 KB Output is correct
20 Correct 5 ms 376 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 2 ms 380 KB Output is correct
4 Correct 5 ms 380 KB Output is correct
5 Correct 5 ms 376 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 296 KB Output is correct
10 Correct 5 ms 376 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 504 KB Output is correct
13 Correct 6 ms 376 KB Output is correct
14 Correct 5 ms 376 KB Output is correct
15 Correct 6 ms 380 KB Output is correct
16 Correct 5 ms 376 KB Output is correct
17 Correct 6 ms 376 KB Output is correct
18 Correct 6 ms 376 KB Output is correct
19 Correct 6 ms 376 KB Output is correct
20 Correct 5 ms 376 KB Output is correct
21 Correct 8 ms 504 KB Output is correct
22 Correct 8 ms 540 KB Output is correct
23 Correct 7 ms 504 KB Output is correct
24 Correct 11 ms 628 KB Output is correct
25 Correct 14 ms 632 KB Output is correct
26 Correct 16 ms 632 KB Output is correct
27 Correct 13 ms 504 KB Output is correct
28 Correct 14 ms 504 KB Output is correct
29 Correct 15 ms 552 KB Output is correct
30 Correct 11 ms 504 KB Output is correct
31 Correct 14 ms 632 KB Output is correct
32 Correct 11 ms 504 KB Output is correct
33 Correct 12 ms 632 KB Output is correct
34 Correct 12 ms 560 KB Output is correct
35 Correct 13 ms 504 KB Output is correct
36 Correct 11 ms 508 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 2 ms 380 KB Output is correct
4 Correct 5 ms 380 KB Output is correct
5 Correct 5 ms 376 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 296 KB Output is correct
10 Correct 5 ms 376 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 504 KB Output is correct
13 Correct 6 ms 376 KB Output is correct
14 Correct 5 ms 376 KB Output is correct
15 Correct 6 ms 380 KB Output is correct
16 Correct 5 ms 376 KB Output is correct
17 Correct 6 ms 376 KB Output is correct
18 Correct 6 ms 376 KB Output is correct
19 Correct 6 ms 376 KB Output is correct
20 Correct 5 ms 376 KB Output is correct
21 Correct 8 ms 504 KB Output is correct
22 Correct 8 ms 540 KB Output is correct
23 Correct 7 ms 504 KB Output is correct
24 Correct 11 ms 628 KB Output is correct
25 Correct 14 ms 632 KB Output is correct
26 Correct 16 ms 632 KB Output is correct
27 Correct 13 ms 504 KB Output is correct
28 Correct 14 ms 504 KB Output is correct
29 Correct 15 ms 552 KB Output is correct
30 Correct 11 ms 504 KB Output is correct
31 Correct 14 ms 632 KB Output is correct
32 Correct 11 ms 504 KB Output is correct
33 Correct 12 ms 632 KB Output is correct
34 Correct 12 ms 560 KB Output is correct
35 Correct 13 ms 504 KB Output is correct
36 Correct 11 ms 508 KB Output is correct
37 Correct 52 ms 928 KB Output is correct
38 Correct 52 ms 888 KB Output is correct
39 Correct 100 ms 1364 KB Output is correct
40 Correct 112 ms 1272 KB Output is correct
41 Correct 124 ms 1512 KB Output is correct
42 Correct 94 ms 1156 KB Output is correct
43 Correct 163 ms 1776 KB Output is correct
44 Correct 170 ms 1828 KB Output is correct
45 Correct 170 ms 1784 KB Output is correct
46 Correct 82 ms 928 KB Output is correct
47 Correct 102 ms 1272 KB Output is correct
48 Correct 170 ms 1756 KB Output is correct
49 Correct 146 ms 1492 KB Output is correct
50 Correct 105 ms 1272 KB Output is correct
51 Correct 12 ms 632 KB Output is correct
52 Correct 221 ms 2000 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 2 ms 380 KB Output is correct
4 Correct 5 ms 380 KB Output is correct
5 Correct 5 ms 376 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 296 KB Output is correct
10 Correct 5 ms 376 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 504 KB Output is correct
13 Correct 6 ms 376 KB Output is correct
14 Correct 5 ms 376 KB Output is correct
15 Correct 6 ms 380 KB Output is correct
16 Correct 5 ms 376 KB Output is correct
17 Correct 6 ms 376 KB Output is correct
18 Correct 6 ms 376 KB Output is correct
19 Correct 6 ms 376 KB Output is correct
20 Correct 5 ms 376 KB Output is correct
21 Correct 8 ms 504 KB Output is correct
22 Correct 8 ms 540 KB Output is correct
23 Correct 7 ms 504 KB Output is correct
24 Correct 11 ms 628 KB Output is correct
25 Correct 14 ms 632 KB Output is correct
26 Correct 16 ms 632 KB Output is correct
27 Correct 13 ms 504 KB Output is correct
28 Correct 14 ms 504 KB Output is correct
29 Correct 15 ms 552 KB Output is correct
30 Correct 11 ms 504 KB Output is correct
31 Correct 14 ms 632 KB Output is correct
32 Correct 11 ms 504 KB Output is correct
33 Correct 12 ms 632 KB Output is correct
34 Correct 12 ms 560 KB Output is correct
35 Correct 13 ms 504 KB Output is correct
36 Correct 11 ms 508 KB Output is correct
37 Correct 52 ms 928 KB Output is correct
38 Correct 52 ms 888 KB Output is correct
39 Correct 100 ms 1364 KB Output is correct
40 Correct 112 ms 1272 KB Output is correct
41 Correct 124 ms 1512 KB Output is correct
42 Correct 94 ms 1156 KB Output is correct
43 Correct 163 ms 1776 KB Output is correct
44 Correct 170 ms 1828 KB Output is correct
45 Correct 170 ms 1784 KB Output is correct
46 Correct 82 ms 928 KB Output is correct
47 Correct 102 ms 1272 KB Output is correct
48 Correct 170 ms 1756 KB Output is correct
49 Correct 146 ms 1492 KB Output is correct
50 Correct 105 ms 1272 KB Output is correct
51 Correct 12 ms 632 KB Output is correct
52 Correct 221 ms 2000 KB Output is correct
53 Correct 168 ms 1528 KB Output is correct
54 Correct 243 ms 1784 KB Output is correct
55 Correct 453 ms 2932 KB Output is correct
56 Correct 207 ms 1784 KB Output is correct
57 Correct 492 ms 2996 KB Output is correct
58 Correct 260 ms 1968 KB Output is correct
59 Correct 323 ms 2296 KB Output is correct
60 Correct 27 ms 760 KB Output is correct
61 Correct 360 ms 2420 KB Output is correct
62 Correct 368 ms 2776 KB Output is correct
63 Correct 392 ms 2788 KB Output is correct
64 Correct 386 ms 2804 KB Output is correct
65 Correct 109 ms 1144 KB Output is correct
66 Correct 132 ms 1372 KB Output is correct

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 2 ms 380 KB Output is correct
4 Correct 5 ms 380 KB Output is correct
5 Correct 5 ms 376 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 296 KB Output is correct
10 Correct 5 ms 376 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 504 KB Output is correct
13 Correct 6 ms 376 KB Output is correct
14 Correct 5 ms 376 KB Output is correct
15 Correct 6 ms 380 KB Output is correct
16 Correct 5 ms 376 KB Output is correct
17 Correct 6 ms 376 KB Output is correct
18 Correct 6 ms 376 KB Output is correct
19 Correct 6 ms 376 KB Output is correct
20 Correct 5 ms 376 KB Output is correct
21 Correct 8 ms 504 KB Output is correct
22 Correct 8 ms 540 KB Output is correct
23 Correct 7 ms 504 KB Output is correct
24 Correct 11 ms 628 KB Output is correct
25 Correct 14 ms 632 KB Output is correct
26 Correct 16 ms 632 KB Output is correct
27 Correct 13 ms 504 KB Output is correct
28 Correct 14 ms 504 KB Output is correct
29 Correct 15 ms 552 KB Output is correct
30 Correct 11 ms 504 KB Output is correct
31 Correct 14 ms 632 KB Output is correct
32 Correct 11 ms 504 KB Output is correct
33 Correct 12 ms 632 KB Output is correct
34 Correct 12 ms 560 KB Output is correct
35 Correct 13 ms 504 KB Output is correct
36 Correct 11 ms 508 KB Output is correct
37 Correct 52 ms 928 KB Output is correct
38 Correct 52 ms 888 KB Output is correct
39 Correct 100 ms 1364 KB Output is correct
40 Correct 112 ms 1272 KB Output is correct
41 Correct 124 ms 1512 KB Output is correct
42 Correct 94 ms 1156 KB Output is correct
43 Correct 163 ms 1776 KB Output is correct
44 Correct 170 ms 1828 KB Output is correct
45 Correct 170 ms 1784 KB Output is correct
46 Correct 82 ms 928 KB Output is correct
47 Correct 102 ms 1272 KB Output is correct
48 Correct 170 ms 1756 KB Output is correct
49 Correct 146 ms 1492 KB Output is correct
50 Correct 105 ms 1272 KB Output is correct
51 Correct 12 ms 632 KB Output is correct
52 Correct 221 ms 2000 KB Output is correct
53 Correct 168 ms 1528 KB Output is correct
54 Correct 243 ms 1784 KB Output is correct
55 Correct 453 ms 2932 KB Output is correct
56 Correct 207 ms 1784 KB Output is correct
57 Correct 492 ms 2996 KB Output is correct
58 Correct 260 ms 1968 KB Output is correct
59 Correct 323 ms 2296 KB Output is correct
60 Correct 27 ms 760 KB Output is correct
61 Correct 360 ms 2420 KB Output is correct
62 Correct 368 ms 2776 KB Output is correct
63 Correct 392 ms 2788 KB Output is correct
64 Correct 386 ms 2804 KB Output is correct
65 Correct 109 ms 1144 KB Output is correct
66 Correct 132 ms 1372 KB Output is correct
67 Correct 376 ms 2424 KB Output is correct
68 Correct 77 ms 1528 KB Output is correct
69 Execution timed out 1064 ms 3676 KB Time limit exceeded
70 Halted 0 ms 0 KB -