oj.uz

Submission #887217

# Submission time Handle Problem Language Result Execution time Memory
887217 2023-12-14T05:28:54 Z zeta7532 Cigle (COI21_cigle) C++17
33 / 100
 1000 ms 1684 KB 
#include <bits/stdc++.h>
#pragma GCC target("avx2")
#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")
using namespace std;
using ll = int;
const ll mod = 998244353;
#define fi first
#define se second
#define rep(i,n) for(ll i=0;i<n;i++)
#define all(x) x.begin(),x.end()
#define faster ios::sync_with_stdio(false);cin.tie(nullptr)

int main() {
    ll N;
    cin >> N;
    vector<ll> A(N);
    rep(i,N) cin >> A[i];
    vector<vector<ll>> ep(N,vector<ll>(N,0));
    rep(i,N){
        for(ll j=i;j<N;j++){
            set<ll> s;
            ll cnt_l=0;
            for(ll k=j;k>i;k--){
                cnt_l+=A[k];
                s.insert(cnt_l);
            }
            ll cnt=0;
            ll cnt_r=0;
            for(ll k=j+1;k<N;k++){
                ep[j+1][k]=max(ep[j+1][k],ep[i][j]+cnt);
                cnt++;
                cnt_r+=A[k];
                if(s.find(cnt_r)==s.end()) cnt--;
            }
        }
    }
    ll ans=0;
    rep(i,N) ans=max(ans,ep[i][N-1]);
    cout << ans << endl;
    return 0;
}

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct

Subtask #2
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 4 ms 348 KB Output is correct
11 Correct 4 ms 432 KB Output is correct
12 Correct 3 ms 468 KB Output is correct
13 Correct 3 ms 348 KB Output is correct
14 Correct 4 ms 348 KB Output is correct
15 Correct 3 ms 348 KB Output is correct
16 Correct 4 ms 468 KB Output is correct
17 Correct 4 ms 348 KB Output is correct
18 Correct 4 ms 348 KB Output is correct
19 Correct 4 ms 436 KB Output is correct
20 Correct 4 ms 468 KB Output is correct

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 901 ms 1436 KB Output is correct
2 Correct 899 ms 1432 KB Output is correct
3 Correct 898 ms 1432 KB Output is correct
4 Correct 912 ms 1616 KB Output is correct
5 Correct 928 ms 1436 KB Output is correct
6 Correct 946 ms 1436 KB Output is correct
7 Correct 945 ms 1684 KB Output is correct
8 Correct 949 ms 1616 KB Output is correct
9 Correct 945 ms 1436 KB Output is correct
10 Correct 902 ms 1616 KB Output is correct
11 Correct 925 ms 1436 KB Output is correct
12 Correct 906 ms 1436 KB Output is correct

Subtask #4
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 4 ms 348 KB Output is correct
11 Correct 4 ms 432 KB Output is correct
12 Correct 3 ms 468 KB Output is correct
13 Correct 3 ms 348 KB Output is correct
14 Correct 4 ms 348 KB Output is correct
15 Correct 3 ms 348 KB Output is correct
16 Correct 4 ms 468 KB Output is correct
17 Correct 4 ms 348 KB Output is correct
18 Correct 4 ms 348 KB Output is correct
19 Correct 4 ms 436 KB Output is correct
20 Correct 4 ms 468 KB Output is correct
21 Correct 901 ms 1436 KB Output is correct
22 Correct 899 ms 1432 KB Output is correct
23 Correct 898 ms 1432 KB Output is correct
24 Correct 912 ms 1616 KB Output is correct
25 Correct 928 ms 1436 KB Output is correct
26 Correct 946 ms 1436 KB Output is correct
27 Correct 945 ms 1684 KB Output is correct
28 Correct 949 ms 1616 KB Output is correct
29 Correct 945 ms 1436 KB Output is correct
30 Correct 902 ms 1616 KB Output is correct
31 Correct 925 ms 1436 KB Output is correct
32 Correct 906 ms 1436 KB Output is correct
33 Correct 892 ms 1452 KB Output is correct
34 Correct 892 ms 1436 KB Output is correct
35 Correct 906 ms 1432 KB Output is correct
36 Correct 904 ms 1452 KB Output is correct
37 Correct 942 ms 1444 KB Output is correct
38 Correct 944 ms 1436 KB Output is correct
39 Execution timed out 1006 ms 1428 KB Time limit exceeded
40 Halted 0 ms 0 KB -

Subtask #5
0 / 52.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 4 ms 348 KB Output is correct
11 Correct 4 ms 432 KB Output is correct
12 Correct 3 ms 468 KB Output is correct
13 Correct 3 ms 348 KB Output is correct
14 Correct 4 ms 348 KB Output is correct
15 Correct 3 ms 348 KB Output is correct
16 Correct 4 ms 468 KB Output is correct
17 Correct 4 ms 348 KB Output is correct
18 Correct 4 ms 348 KB Output is correct
19 Correct 4 ms 436 KB Output is correct
20 Correct 4 ms 468 KB Output is correct
21 Correct 901 ms 1436 KB Output is correct
22 Correct 899 ms 1432 KB Output is correct
23 Correct 898 ms 1432 KB Output is correct
24 Correct 912 ms 1616 KB Output is correct
25 Correct 928 ms 1436 KB Output is correct
26 Correct 946 ms 1436 KB Output is correct
27 Correct 945 ms 1684 KB Output is correct
28 Correct 949 ms 1616 KB Output is correct
29 Correct 945 ms 1436 KB Output is correct
30 Correct 902 ms 1616 KB Output is correct
31 Correct 925 ms 1436 KB Output is correct
32 Correct 906 ms 1436 KB Output is correct
33 Correct 892 ms 1452 KB Output is correct
34 Correct 892 ms 1436 KB Output is correct
35 Correct 906 ms 1432 KB Output is correct
36 Correct 904 ms 1452 KB Output is correct
37 Correct 942 ms 1444 KB Output is correct
38 Correct 944 ms 1436 KB Output is correct
39 Execution timed out 1006 ms 1428 KB Time limit exceeded
40 Halted 0 ms 0 KB -