Submission #862925

# Submission time Handle Problem Language Result Execution time Memory
862925 2023-10-19T11:30:21 Z SanguineChameleon Bigger segments (IZhO19_segments) C++17
100 / 100
75 ms 43216 KB
#include <bits/stdc++.h>
using namespace std;

void just_do_it();

int main() {
	#ifdef KAMIRULEZ
		freopen("kamirulez.inp", "r", stdin);
		freopen("kamirulez.out", "w", stdout);
	#endif
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	just_do_it();
	return 0;
}

const int maxn = 5e5 + 20;
int a[maxn];
long long pref[maxn];
long long mi[maxn];
int dp[maxn];
vector<int> q[maxn];

bool cmp(long long val, int i) {
	return val < pref[i] + mi[i];
}

void just_do_it() {
	int n;
	cin >> n;
	for (int i = 1; i <= n; i++) {
		cin >> a[i];
		pref[i] = pref[i - 1] + a[i];
	}
	q[0].push_back(0);
	int res = 0;
	for (int i = 1; i <= n; i++) {
		if (pref[q[res][0]] + mi[q[res][0]] <= pref[i]) {
			res++;
		}
		int j = *prev(upper_bound(q[res - 1].begin(), q[res - 1].end(), pref[i], cmp));
		mi[i] = pref[i] - pref[j];
		while (!q[res].empty() && pref[q[res].back()] + mi[q[res].back()] >= pref[i] + mi[i]) {
			q[res].pop_back();
		}
		q[res].push_back(i);

	}
	cout << res;
}
# Verdict Execution time Memory Grader output
1 Correct 4 ms 14936 KB Output is correct
2 Correct 3 ms 14940 KB Output is correct
3 Correct 3 ms 14964 KB Output is correct
4 Correct 3 ms 14940 KB Output is correct
5 Correct 3 ms 14940 KB Output is correct
6 Correct 3 ms 14940 KB Output is correct
7 Correct 3 ms 14940 KB Output is correct
8 Correct 3 ms 14936 KB Output is correct
9 Correct 4 ms 14940 KB Output is correct
10 Correct 3 ms 14936 KB Output is correct
11 Correct 3 ms 15024 KB Output is correct
12 Correct 3 ms 14940 KB Output is correct
13 Correct 3 ms 14940 KB Output is correct
14 Correct 3 ms 14940 KB Output is correct
15 Correct 3 ms 14960 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 4 ms 14936 KB Output is correct
2 Correct 3 ms 14940 KB Output is correct
3 Correct 3 ms 14964 KB Output is correct
4 Correct 3 ms 14940 KB Output is correct
5 Correct 3 ms 14940 KB Output is correct
6 Correct 3 ms 14940 KB Output is correct
7 Correct 3 ms 14940 KB Output is correct
8 Correct 3 ms 14936 KB Output is correct
9 Correct 4 ms 14940 KB Output is correct
10 Correct 3 ms 14936 KB Output is correct
11 Correct 3 ms 15024 KB Output is correct
12 Correct 3 ms 14940 KB Output is correct
13 Correct 3 ms 14940 KB Output is correct
14 Correct 3 ms 14940 KB Output is correct
15 Correct 3 ms 14960 KB Output is correct
16 Correct 3 ms 14940 KB Output is correct
17 Correct 3 ms 14936 KB Output is correct
18 Correct 3 ms 14940 KB Output is correct
19 Correct 3 ms 14968 KB Output is correct
20 Correct 3 ms 14940 KB Output is correct
21 Correct 3 ms 14940 KB Output is correct
22 Correct 3 ms 14940 KB Output is correct
23 Correct 4 ms 14940 KB Output is correct
24 Correct 3 ms 15192 KB Output is correct
25 Correct 3 ms 14936 KB Output is correct
26 Correct 3 ms 14936 KB Output is correct
27 Correct 3 ms 14940 KB Output is correct
28 Correct 3 ms 14940 KB Output is correct
29 Correct 3 ms 14940 KB Output is correct
30 Correct 3 ms 14940 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 4 ms 14936 KB Output is correct
2 Correct 3 ms 14940 KB Output is correct
3 Correct 3 ms 14964 KB Output is correct
4 Correct 3 ms 14940 KB Output is correct
5 Correct 3 ms 14940 KB Output is correct
6 Correct 3 ms 14940 KB Output is correct
7 Correct 3 ms 14940 KB Output is correct
8 Correct 3 ms 14936 KB Output is correct
9 Correct 4 ms 14940 KB Output is correct
10 Correct 3 ms 14936 KB Output is correct
11 Correct 3 ms 15024 KB Output is correct
12 Correct 3 ms 14940 KB Output is correct
13 Correct 3 ms 14940 KB Output is correct
14 Correct 3 ms 14940 KB Output is correct
15 Correct 3 ms 14960 KB Output is correct
16 Correct 3 ms 14940 KB Output is correct
17 Correct 3 ms 14936 KB Output is correct
18 Correct 3 ms 14940 KB Output is correct
19 Correct 3 ms 14968 KB Output is correct
20 Correct 3 ms 14940 KB Output is correct
21 Correct 3 ms 14940 KB Output is correct
22 Correct 3 ms 14940 KB Output is correct
23 Correct 4 ms 14940 KB Output is correct
24 Correct 3 ms 15192 KB Output is correct
25 Correct 3 ms 14936 KB Output is correct
26 Correct 3 ms 14936 KB Output is correct
27 Correct 3 ms 14940 KB Output is correct
28 Correct 3 ms 14940 KB Output is correct
29 Correct 3 ms 14940 KB Output is correct
30 Correct 3 ms 14940 KB Output is correct
31 Correct 3 ms 14940 KB Output is correct
32 Correct 3 ms 14940 KB Output is correct
33 Correct 3 ms 14940 KB Output is correct
34 Correct 3 ms 14940 KB Output is correct
35 Correct 3 ms 14940 KB Output is correct
36 Correct 3 ms 15012 KB Output is correct
37 Correct 3 ms 14940 KB Output is correct
38 Correct 3 ms 14940 KB Output is correct
39 Correct 3 ms 14940 KB Output is correct
40 Correct 4 ms 14940 KB Output is correct
41 Correct 3 ms 14940 KB Output is correct
42 Correct 3 ms 14940 KB Output is correct
43 Correct 4 ms 14936 KB Output is correct
44 Correct 3 ms 14940 KB Output is correct
45 Correct 3 ms 14940 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 4 ms 14936 KB Output is correct
2 Correct 3 ms 14940 KB Output is correct
3 Correct 3 ms 14964 KB Output is correct
4 Correct 3 ms 14940 KB Output is correct
5 Correct 3 ms 14940 KB Output is correct
6 Correct 3 ms 14940 KB Output is correct
7 Correct 3 ms 14940 KB Output is correct
8 Correct 3 ms 14936 KB Output is correct
9 Correct 4 ms 14940 KB Output is correct
10 Correct 3 ms 14936 KB Output is correct
11 Correct 3 ms 15024 KB Output is correct
12 Correct 3 ms 14940 KB Output is correct
13 Correct 3 ms 14940 KB Output is correct
14 Correct 3 ms 14940 KB Output is correct
15 Correct 3 ms 14960 KB Output is correct
16 Correct 3 ms 14940 KB Output is correct
17 Correct 3 ms 14936 KB Output is correct
18 Correct 3 ms 14940 KB Output is correct
19 Correct 3 ms 14968 KB Output is correct
20 Correct 3 ms 14940 KB Output is correct
21 Correct 3 ms 14940 KB Output is correct
22 Correct 3 ms 14940 KB Output is correct
23 Correct 4 ms 14940 KB Output is correct
24 Correct 3 ms 15192 KB Output is correct
25 Correct 3 ms 14936 KB Output is correct
26 Correct 3 ms 14936 KB Output is correct
27 Correct 3 ms 14940 KB Output is correct
28 Correct 3 ms 14940 KB Output is correct
29 Correct 3 ms 14940 KB Output is correct
30 Correct 3 ms 14940 KB Output is correct
31 Correct 3 ms 14940 KB Output is correct
32 Correct 3 ms 14940 KB Output is correct
33 Correct 3 ms 14940 KB Output is correct
34 Correct 3 ms 14940 KB Output is correct
35 Correct 3 ms 14940 KB Output is correct
36 Correct 3 ms 15012 KB Output is correct
37 Correct 3 ms 14940 KB Output is correct
38 Correct 3 ms 14940 KB Output is correct
39 Correct 3 ms 14940 KB Output is correct
40 Correct 4 ms 14940 KB Output is correct
41 Correct 3 ms 14940 KB Output is correct
42 Correct 3 ms 14940 KB Output is correct
43 Correct 4 ms 14936 KB Output is correct
44 Correct 3 ms 14940 KB Output is correct
45 Correct 3 ms 14940 KB Output is correct
46 Correct 9 ms 17116 KB Output is correct
47 Correct 13 ms 17244 KB Output is correct
48 Correct 13 ms 18012 KB Output is correct
49 Correct 14 ms 19036 KB Output is correct
50 Correct 18 ms 20828 KB Output is correct
51 Correct 17 ms 17756 KB Output is correct
52 Correct 10 ms 16476 KB Output is correct
53 Correct 6 ms 15788 KB Output is correct
54 Correct 12 ms 16988 KB Output is correct
55 Correct 14 ms 18012 KB Output is correct
56 Correct 13 ms 20192 KB Output is correct
57 Correct 11 ms 18904 KB Output is correct
58 Correct 13 ms 19036 KB Output is correct
59 Correct 14 ms 20088 KB Output is correct
60 Correct 12 ms 18524 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 4 ms 14936 KB Output is correct
2 Correct 3 ms 14940 KB Output is correct
3 Correct 3 ms 14964 KB Output is correct
4 Correct 3 ms 14940 KB Output is correct
5 Correct 3 ms 14940 KB Output is correct
6 Correct 3 ms 14940 KB Output is correct
7 Correct 3 ms 14940 KB Output is correct
8 Correct 3 ms 14936 KB Output is correct
9 Correct 4 ms 14940 KB Output is correct
10 Correct 3 ms 14936 KB Output is correct
11 Correct 3 ms 15024 KB Output is correct
12 Correct 3 ms 14940 KB Output is correct
13 Correct 3 ms 14940 KB Output is correct
14 Correct 3 ms 14940 KB Output is correct
15 Correct 3 ms 14960 KB Output is correct
16 Correct 3 ms 14940 KB Output is correct
17 Correct 3 ms 14936 KB Output is correct
18 Correct 3 ms 14940 KB Output is correct
19 Correct 3 ms 14968 KB Output is correct
20 Correct 3 ms 14940 KB Output is correct
21 Correct 3 ms 14940 KB Output is correct
22 Correct 3 ms 14940 KB Output is correct
23 Correct 4 ms 14940 KB Output is correct
24 Correct 3 ms 15192 KB Output is correct
25 Correct 3 ms 14936 KB Output is correct
26 Correct 3 ms 14936 KB Output is correct
27 Correct 3 ms 14940 KB Output is correct
28 Correct 3 ms 14940 KB Output is correct
29 Correct 3 ms 14940 KB Output is correct
30 Correct 3 ms 14940 KB Output is correct
31 Correct 3 ms 14940 KB Output is correct
32 Correct 3 ms 14940 KB Output is correct
33 Correct 3 ms 14940 KB Output is correct
34 Correct 3 ms 14940 KB Output is correct
35 Correct 3 ms 14940 KB Output is correct
36 Correct 3 ms 15012 KB Output is correct
37 Correct 3 ms 14940 KB Output is correct
38 Correct 3 ms 14940 KB Output is correct
39 Correct 3 ms 14940 KB Output is correct
40 Correct 4 ms 14940 KB Output is correct
41 Correct 3 ms 14940 KB Output is correct
42 Correct 3 ms 14940 KB Output is correct
43 Correct 4 ms 14936 KB Output is correct
44 Correct 3 ms 14940 KB Output is correct
45 Correct 3 ms 14940 KB Output is correct
46 Correct 9 ms 17116 KB Output is correct
47 Correct 13 ms 17244 KB Output is correct
48 Correct 13 ms 18012 KB Output is correct
49 Correct 14 ms 19036 KB Output is correct
50 Correct 18 ms 20828 KB Output is correct
51 Correct 17 ms 17756 KB Output is correct
52 Correct 10 ms 16476 KB Output is correct
53 Correct 6 ms 15788 KB Output is correct
54 Correct 12 ms 16988 KB Output is correct
55 Correct 14 ms 18012 KB Output is correct
56 Correct 13 ms 20192 KB Output is correct
57 Correct 11 ms 18904 KB Output is correct
58 Correct 13 ms 19036 KB Output is correct
59 Correct 14 ms 20088 KB Output is correct
60 Correct 12 ms 18524 KB Output is correct
61 Correct 38 ms 26572 KB Output is correct
62 Correct 43 ms 26604 KB Output is correct
63 Correct 50 ms 26524 KB Output is correct
64 Correct 56 ms 31812 KB Output is correct
65 Correct 62 ms 43216 KB Output is correct
66 Correct 75 ms 29708 KB Output is correct
67 Correct 55 ms 26960 KB Output is correct
68 Correct 29 ms 23788 KB Output is correct
69 Correct 51 ms 25680 KB Output is correct
70 Correct 60 ms 30112 KB Output is correct
71 Correct 51 ms 40528 KB Output is correct
72 Correct 44 ms 35016 KB Output is correct
73 Correct 50 ms 39120 KB Output is correct
74 Correct 61 ms 41556 KB Output is correct
75 Correct 51 ms 38740 KB Output is correct