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답안 #268522

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
268522 2020-08-16T12:32:28 Z Osama_Alkhodairy Bigger segments (IZhO19_segments) C++17
37 / 100
 1500 ms 2560 KB 
#include <bits/stdc++.h>
using namespace std;
#define finish(x) return cout << x << endl, 0
#define ll long long

const int N = 500001;

int n;
vector <int> a;
pair <int, ll> dp[N];

void maximize(pair <int, ll> &a, pair <int, ll> b){
    if(b.first > a.first) a = b;
    else if(b.first == a.first && b.second < a.second) a = b;
}
int main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cin >> n;
    a.resize(n + 1);
    for(int i = 1 ; i <= n ; i++){
        cin >> a[i];
    }
    for(int i = 1 ; i <= n ; i++){
        ll sum = 0;
        for(int j = i ; j >= 1 ; j--){
            sum += a[j];
            if(sum >= dp[j - 1].second){
                maximize(dp[i], make_pair(dp[j - 1].first + 1, sum));
            }
        }
    }
    cout << dp[n].first << endl;
}

Subtask #1
13.0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 288 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 0 ms 384 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 0 ms 384 KB Output is correct
9 Correct 0 ms 384 KB Output is correct
10 Correct 0 ms 384 KB Output is correct
11 Correct 1 ms 384 KB Output is correct
12 Correct 0 ms 384 KB Output is correct
13 Correct 1 ms 400 KB Output is correct
14 Correct 1 ms 384 KB Output is correct
15 Correct 1 ms 384 KB Output is correct

Subtask #2
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 288 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 0 ms 384 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 0 ms 384 KB Output is correct
9 Correct 0 ms 384 KB Output is correct
10 Correct 0 ms 384 KB Output is correct
11 Correct 1 ms 384 KB Output is correct
12 Correct 0 ms 384 KB Output is correct
13 Correct 1 ms 400 KB Output is correct
14 Correct 1 ms 384 KB Output is correct
15 Correct 1 ms 384 KB Output is correct
16 Correct 1 ms 384 KB Output is correct
17 Correct 1 ms 384 KB Output is correct
18 Correct 1 ms 384 KB Output is correct
19 Correct 1 ms 384 KB Output is correct
20 Correct 1 ms 384 KB Output is correct
21 Correct 1 ms 384 KB Output is correct
22 Correct 1 ms 384 KB Output is correct
23 Correct 1 ms 384 KB Output is correct
24 Correct 1 ms 384 KB Output is correct
25 Correct 1 ms 384 KB Output is correct
26 Correct 1 ms 384 KB Output is correct
27 Correct 1 ms 384 KB Output is correct
28 Correct 1 ms 384 KB Output is correct
29 Correct 1 ms 384 KB Output is correct
30 Correct 1 ms 384 KB Output is correct

Subtask #3
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 288 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 0 ms 384 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 0 ms 384 KB Output is correct
9 Correct 0 ms 384 KB Output is correct
10 Correct 0 ms 384 KB Output is correct
11 Correct 1 ms 384 KB Output is correct
12 Correct 0 ms 384 KB Output is correct
13 Correct 1 ms 400 KB Output is correct
14 Correct 1 ms 384 KB Output is correct
15 Correct 1 ms 384 KB Output is correct
16 Correct 1 ms 384 KB Output is correct
17 Correct 1 ms 384 KB Output is correct
18 Correct 1 ms 384 KB Output is correct
19 Correct 1 ms 384 KB Output is correct
20 Correct 1 ms 384 KB Output is correct
21 Correct 1 ms 384 KB Output is correct
22 Correct 1 ms 384 KB Output is correct
23 Correct 1 ms 384 KB Output is correct
24 Correct 1 ms 384 KB Output is correct
25 Correct 1 ms 384 KB Output is correct
26 Correct 1 ms 384 KB Output is correct
27 Correct 1 ms 384 KB Output is correct
28 Correct 1 ms 384 KB Output is correct
29 Correct 1 ms 384 KB Output is correct
30 Correct 1 ms 384 KB Output is correct
31 Correct 4 ms 384 KB Output is correct
32 Correct 6 ms 384 KB Output is correct
33 Correct 8 ms 384 KB Output is correct
34 Correct 6 ms 488 KB Output is correct
35 Correct 7 ms 384 KB Output is correct
36 Correct 8 ms 384 KB Output is correct
37 Correct 5 ms 384 KB Output is correct
38 Correct 3 ms 384 KB Output is correct
39 Correct 9 ms 384 KB Output is correct
40 Correct 7 ms 384 KB Output is correct
41 Correct 6 ms 384 KB Output is correct
42 Correct 7 ms 384 KB Output is correct
43 Correct 8 ms 384 KB Output is correct
44 Correct 7 ms 384 KB Output is correct
45 Correct 6 ms 384 KB Output is correct

Subtask #4
0 / 36.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 288 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 0 ms 384 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 0 ms 384 KB Output is correct
9 Correct 0 ms 384 KB Output is correct
10 Correct 0 ms 384 KB Output is correct
11 Correct 1 ms 384 KB Output is correct
12 Correct 0 ms 384 KB Output is correct
13 Correct 1 ms 400 KB Output is correct
14 Correct 1 ms 384 KB Output is correct
15 Correct 1 ms 384 KB Output is correct
16 Correct 1 ms 384 KB Output is correct
17 Correct 1 ms 384 KB Output is correct
18 Correct 1 ms 384 KB Output is correct
19 Correct 1 ms 384 KB Output is correct
20 Correct 1 ms 384 KB Output is correct
21 Correct 1 ms 384 KB Output is correct
22 Correct 1 ms 384 KB Output is correct
23 Correct 1 ms 384 KB Output is correct
24 Correct 1 ms 384 KB Output is correct
25 Correct 1 ms 384 KB Output is correct
26 Correct 1 ms 384 KB Output is correct
27 Correct 1 ms 384 KB Output is correct
28 Correct 1 ms 384 KB Output is correct
29 Correct 1 ms 384 KB Output is correct
30 Correct 1 ms 384 KB Output is correct
31 Correct 4 ms 384 KB Output is correct
32 Correct 6 ms 384 KB Output is correct
33 Correct 8 ms 384 KB Output is correct
34 Correct 6 ms 488 KB Output is correct
35 Correct 7 ms 384 KB Output is correct
36 Correct 8 ms 384 KB Output is correct
37 Correct 5 ms 384 KB Output is correct
38 Correct 3 ms 384 KB Output is correct
39 Correct 9 ms 384 KB Output is correct
40 Correct 7 ms 384 KB Output is correct
41 Correct 6 ms 384 KB Output is correct
42 Correct 7 ms 384 KB Output is correct
43 Correct 8 ms 384 KB Output is correct
44 Correct 7 ms 384 KB Output is correct
45 Correct 6 ms 384 KB Output is correct
46 Execution timed out 1574 ms 2560 KB Time limit exceeded
47 Halted 0 ms 0 KB -

Subtask #5
0 / 27.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 288 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 0 ms 384 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 0 ms 384 KB Output is correct
9 Correct 0 ms 384 KB Output is correct
10 Correct 0 ms 384 KB Output is correct
11 Correct 1 ms 384 KB Output is correct
12 Correct 0 ms 384 KB Output is correct
13 Correct 1 ms 400 KB Output is correct
14 Correct 1 ms 384 KB Output is correct
15 Correct 1 ms 384 KB Output is correct
16 Correct 1 ms 384 KB Output is correct
17 Correct 1 ms 384 KB Output is correct
18 Correct 1 ms 384 KB Output is correct
19 Correct 1 ms 384 KB Output is correct
20 Correct 1 ms 384 KB Output is correct
21 Correct 1 ms 384 KB Output is correct
22 Correct 1 ms 384 KB Output is correct
23 Correct 1 ms 384 KB Output is correct
24 Correct 1 ms 384 KB Output is correct
25 Correct 1 ms 384 KB Output is correct
26 Correct 1 ms 384 KB Output is correct
27 Correct 1 ms 384 KB Output is correct
28 Correct 1 ms 384 KB Output is correct
29 Correct 1 ms 384 KB Output is correct
30 Correct 1 ms 384 KB Output is correct
31 Correct 4 ms 384 KB Output is correct
32 Correct 6 ms 384 KB Output is correct
33 Correct 8 ms 384 KB Output is correct
34 Correct 6 ms 488 KB Output is correct
35 Correct 7 ms 384 KB Output is correct
36 Correct 8 ms 384 KB Output is correct
37 Correct 5 ms 384 KB Output is correct
38 Correct 3 ms 384 KB Output is correct
39 Correct 9 ms 384 KB Output is correct
40 Correct 7 ms 384 KB Output is correct
41 Correct 6 ms 384 KB Output is correct
42 Correct 7 ms 384 KB Output is correct
43 Correct 8 ms 384 KB Output is correct
44 Correct 7 ms 384 KB Output is correct
45 Correct 6 ms 384 KB Output is correct
46 Execution timed out 1574 ms 2560 KB Time limit exceeded
47 Halted 0 ms 0 KB -