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Submission #156167

# Submission time Handle Problem Language Result Execution time Memory
156167 2019-10-04T08:46:25 Z andrew Bootfall (IZhO17_bootfall) C++17
65 / 100
 1000 ms 2036 KB 
#include <bits/stdc++.h>

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

int dp[MAXN], kol[MAXN];

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

    dp[0] = 1;

    int n;

    cin >> n;

    vector <int> a(n + 1);

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

    int sc = 0;

    vector <int> 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);

    int 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 <int> 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 4 ms 376 KB Output is correct
2 Correct 4 ms 376 KB Output is correct
3 Correct 3 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 4 ms 376 KB Output is correct
6 Correct 4 ms 496 KB Output is correct
7 Correct 4 ms 376 KB Output is correct
8 Correct 4 ms 380 KB Output is correct
9 Correct 4 ms 376 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 376 KB Output is correct
2 Correct 4 ms 376 KB Output is correct
3 Correct 3 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 4 ms 376 KB Output is correct
6 Correct 4 ms 496 KB Output is correct
7 Correct 4 ms 376 KB Output is correct
8 Correct 4 ms 380 KB Output is correct
9 Correct 4 ms 376 KB Output is correct
10 Correct 4 ms 376 KB Output is correct
11 Correct 4 ms 376 KB Output is correct
12 Correct 4 ms 376 KB Output is correct
13 Correct 4 ms 380 KB Output is correct
14 Correct 4 ms 376 KB Output is correct
15 Correct 4 ms 376 KB Output is correct
16 Correct 4 ms 376 KB Output is correct
17 Correct 4 ms 376 KB Output is correct
18 Correct 4 ms 376 KB Output is correct
19 Correct 4 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 4 ms 376 KB Output is correct
2 Correct 4 ms 376 KB Output is correct
3 Correct 3 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 4 ms 376 KB Output is correct
6 Correct 4 ms 496 KB Output is correct
7 Correct 4 ms 376 KB Output is correct
8 Correct 4 ms 380 KB Output is correct
9 Correct 4 ms 376 KB Output is correct
10 Correct 4 ms 376 KB Output is correct
11 Correct 4 ms 376 KB Output is correct
12 Correct 4 ms 376 KB Output is correct
13 Correct 4 ms 380 KB Output is correct
14 Correct 4 ms 376 KB Output is correct
15 Correct 4 ms 376 KB Output is correct
16 Correct 4 ms 376 KB Output is correct
17 Correct 4 ms 376 KB Output is correct
18 Correct 4 ms 376 KB Output is correct
19 Correct 4 ms 376 KB Output is correct
20 Correct 5 ms 376 KB Output is correct
21 Correct 7 ms 376 KB Output is correct
22 Correct 8 ms 504 KB Output is correct
23 Correct 6 ms 432 KB Output is correct
24 Correct 10 ms 476 KB Output is correct
25 Correct 15 ms 504 KB Output is correct
26 Correct 16 ms 504 KB Output is correct
27 Correct 14 ms 504 KB Output is correct
28 Correct 14 ms 504 KB Output is correct
29 Correct 14 ms 376 KB Output is correct
30 Correct 11 ms 376 KB Output is correct
31 Correct 15 ms 504 KB Output is correct
32 Correct 11 ms 504 KB Output is correct
33 Correct 12 ms 504 KB Output is correct
34 Correct 12 ms 504 KB Output is correct
35 Correct 14 ms 504 KB Output is correct
36 Correct 11 ms 504 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 376 KB Output is correct
2 Correct 4 ms 376 KB Output is correct
3 Correct 3 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 4 ms 376 KB Output is correct
6 Correct 4 ms 496 KB Output is correct
7 Correct 4 ms 376 KB Output is correct
8 Correct 4 ms 380 KB Output is correct
9 Correct 4 ms 376 KB Output is correct
10 Correct 4 ms 376 KB Output is correct
11 Correct 4 ms 376 KB Output is correct
12 Correct 4 ms 376 KB Output is correct
13 Correct 4 ms 380 KB Output is correct
14 Correct 4 ms 376 KB Output is correct
15 Correct 4 ms 376 KB Output is correct
16 Correct 4 ms 376 KB Output is correct
17 Correct 4 ms 376 KB Output is correct
18 Correct 4 ms 376 KB Output is correct
19 Correct 4 ms 376 KB Output is correct
20 Correct 5 ms 376 KB Output is correct
21 Correct 7 ms 376 KB Output is correct
22 Correct 8 ms 504 KB Output is correct
23 Correct 6 ms 432 KB Output is correct
24 Correct 10 ms 476 KB Output is correct
25 Correct 15 ms 504 KB Output is correct
26 Correct 16 ms 504 KB Output is correct
27 Correct 14 ms 504 KB Output is correct
28 Correct 14 ms 504 KB Output is correct
29 Correct 14 ms 376 KB Output is correct
30 Correct 11 ms 376 KB Output is correct
31 Correct 15 ms 504 KB Output is correct
32 Correct 11 ms 504 KB Output is correct
33 Correct 12 ms 504 KB Output is correct
34 Correct 12 ms 504 KB Output is correct
35 Correct 14 ms 504 KB Output is correct
36 Correct 11 ms 504 KB Output is correct
37 Correct 57 ms 632 KB Output is correct
38 Correct 59 ms 716 KB Output is correct
39 Correct 115 ms 1008 KB Output is correct
40 Correct 125 ms 888 KB Output is correct
41 Correct 146 ms 1016 KB Output is correct
42 Correct 108 ms 796 KB Output is correct
43 Correct 186 ms 1116 KB Output is correct
44 Correct 194 ms 1116 KB Output is correct
45 Correct 197 ms 1240 KB Output is correct
46 Correct 96 ms 680 KB Output is correct
47 Correct 117 ms 888 KB Output is correct
48 Correct 194 ms 1144 KB Output is correct
49 Correct 166 ms 888 KB Output is correct
50 Correct 117 ms 820 KB Output is correct
51 Correct 13 ms 504 KB Output is correct
52 Correct 254 ms 1400 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 376 KB Output is correct
2 Correct 4 ms 376 KB Output is correct
3 Correct 3 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 4 ms 376 KB Output is correct
6 Correct 4 ms 496 KB Output is correct
7 Correct 4 ms 376 KB Output is correct
8 Correct 4 ms 380 KB Output is correct
9 Correct 4 ms 376 KB Output is correct
10 Correct 4 ms 376 KB Output is correct
11 Correct 4 ms 376 KB Output is correct
12 Correct 4 ms 376 KB Output is correct
13 Correct 4 ms 380 KB Output is correct
14 Correct 4 ms 376 KB Output is correct
15 Correct 4 ms 376 KB Output is correct
16 Correct 4 ms 376 KB Output is correct
17 Correct 4 ms 376 KB Output is correct
18 Correct 4 ms 376 KB Output is correct
19 Correct 4 ms 376 KB Output is correct
20 Correct 5 ms 376 KB Output is correct
21 Correct 7 ms 376 KB Output is correct
22 Correct 8 ms 504 KB Output is correct
23 Correct 6 ms 432 KB Output is correct
24 Correct 10 ms 476 KB Output is correct
25 Correct 15 ms 504 KB Output is correct
26 Correct 16 ms 504 KB Output is correct
27 Correct 14 ms 504 KB Output is correct
28 Correct 14 ms 504 KB Output is correct
29 Correct 14 ms 376 KB Output is correct
30 Correct 11 ms 376 KB Output is correct
31 Correct 15 ms 504 KB Output is correct
32 Correct 11 ms 504 KB Output is correct
33 Correct 12 ms 504 KB Output is correct
34 Correct 12 ms 504 KB Output is correct
35 Correct 14 ms 504 KB Output is correct
36 Correct 11 ms 504 KB Output is correct
37 Correct 57 ms 632 KB Output is correct
38 Correct 59 ms 716 KB Output is correct
39 Correct 115 ms 1008 KB Output is correct
40 Correct 125 ms 888 KB Output is correct
41 Correct 146 ms 1016 KB Output is correct
42 Correct 108 ms 796 KB Output is correct
43 Correct 186 ms 1116 KB Output is correct
44 Correct 194 ms 1116 KB Output is correct
45 Correct 197 ms 1240 KB Output is correct
46 Correct 96 ms 680 KB Output is correct
47 Correct 117 ms 888 KB Output is correct
48 Correct 194 ms 1144 KB Output is correct
49 Correct 166 ms 888 KB Output is correct
50 Correct 117 ms 820 KB Output is correct
51 Correct 13 ms 504 KB Output is correct
52 Correct 254 ms 1400 KB Output is correct
53 Correct 193 ms 1008 KB Output is correct
54 Correct 271 ms 1272 KB Output is correct
55 Correct 527 ms 1792 KB Output is correct
56 Correct 238 ms 1144 KB Output is correct
57 Correct 554 ms 1916 KB Output is correct
58 Correct 298 ms 1272 KB Output is correct
59 Correct 372 ms 1528 KB Output is correct
60 Correct 31 ms 632 KB Output is correct
61 Correct 427 ms 1580 KB Output is correct
62 Correct 424 ms 1668 KB Output is correct
63 Correct 456 ms 1784 KB Output is correct
64 Correct 442 ms 1724 KB Output is correct
65 Correct 128 ms 760 KB Output is correct
66 Correct 152 ms 896 KB Output is correct

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 376 KB Output is correct
2 Correct 4 ms 376 KB Output is correct
3 Correct 3 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 4 ms 376 KB Output is correct
6 Correct 4 ms 496 KB Output is correct
7 Correct 4 ms 376 KB Output is correct
8 Correct 4 ms 380 KB Output is correct
9 Correct 4 ms 376 KB Output is correct
10 Correct 4 ms 376 KB Output is correct
11 Correct 4 ms 376 KB Output is correct
12 Correct 4 ms 376 KB Output is correct
13 Correct 4 ms 380 KB Output is correct
14 Correct 4 ms 376 KB Output is correct
15 Correct 4 ms 376 KB Output is correct
16 Correct 4 ms 376 KB Output is correct
17 Correct 4 ms 376 KB Output is correct
18 Correct 4 ms 376 KB Output is correct
19 Correct 4 ms 376 KB Output is correct
20 Correct 5 ms 376 KB Output is correct
21 Correct 7 ms 376 KB Output is correct
22 Correct 8 ms 504 KB Output is correct
23 Correct 6 ms 432 KB Output is correct
24 Correct 10 ms 476 KB Output is correct
25 Correct 15 ms 504 KB Output is correct
26 Correct 16 ms 504 KB Output is correct
27 Correct 14 ms 504 KB Output is correct
28 Correct 14 ms 504 KB Output is correct
29 Correct 14 ms 376 KB Output is correct
30 Correct 11 ms 376 KB Output is correct
31 Correct 15 ms 504 KB Output is correct
32 Correct 11 ms 504 KB Output is correct
33 Correct 12 ms 504 KB Output is correct
34 Correct 12 ms 504 KB Output is correct
35 Correct 14 ms 504 KB Output is correct
36 Correct 11 ms 504 KB Output is correct
37 Correct 57 ms 632 KB Output is correct
38 Correct 59 ms 716 KB Output is correct
39 Correct 115 ms 1008 KB Output is correct
40 Correct 125 ms 888 KB Output is correct
41 Correct 146 ms 1016 KB Output is correct
42 Correct 108 ms 796 KB Output is correct
43 Correct 186 ms 1116 KB Output is correct
44 Correct 194 ms 1116 KB Output is correct
45 Correct 197 ms 1240 KB Output is correct
46 Correct 96 ms 680 KB Output is correct
47 Correct 117 ms 888 KB Output is correct
48 Correct 194 ms 1144 KB Output is correct
49 Correct 166 ms 888 KB Output is correct
50 Correct 117 ms 820 KB Output is correct
51 Correct 13 ms 504 KB Output is correct
52 Correct 254 ms 1400 KB Output is correct
53 Correct 193 ms 1008 KB Output is correct
54 Correct 271 ms 1272 KB Output is correct
55 Correct 527 ms 1792 KB Output is correct
56 Correct 238 ms 1144 KB Output is correct
57 Correct 554 ms 1916 KB Output is correct
58 Correct 298 ms 1272 KB Output is correct
59 Correct 372 ms 1528 KB Output is correct
60 Correct 31 ms 632 KB Output is correct
61 Correct 427 ms 1580 KB Output is correct
62 Correct 424 ms 1668 KB Output is correct
63 Correct 456 ms 1784 KB Output is correct
64 Correct 442 ms 1724 KB Output is correct
65 Correct 128 ms 760 KB Output is correct
66 Correct 152 ms 896 KB Output is correct
67 Correct 432 ms 1544 KB Output is correct
68 Correct 87 ms 888 KB Output is correct
69 Execution timed out 1083 ms 2036 KB Time limit exceeded
70 Halted 0 ms 0 KB -