Submission #942308

# Submission time Handle Problem Language Result Execution time Memory
942308 2024-03-10T12:35:34 Z ttnhuy313 Bigger segments (IZhO19_segments) C++14
100 / 100
171 ms 99208 KB
#include <bits/stdc++.h>
 
using namespace std;
#define int long long
typedef pair <int, int> ii;
 
const int N = 5e5 + 5, oo = 1e18;
int n, a[N], p[N];
set <ii> s[N];
 
signed main() {
	ios_base::sync_with_stdio(0); cin.tie(0);
 
	cin >> n;
	for (int i = 1; i <= n; ++i) {
		cin >> a[i];
		p[i] = p[i - 1] + a[i];
	}
	for (int i = 1; i <= n; ++i) {
		s[i].insert({1, 1});
		if (i == n) {
			cout << (*(s[i].rbegin())).first << endl;
			return 0;
		}
		int lst = oo;
		while (!s[i].empty()) {
			ii mx = *s[i].rbegin();
			s[i].erase(mx);
			if (mx.first == lst) continue;
			s[i + 1].insert(mx);
			int l = i + 1, r = n, ans = -1;
			int sum = p[i] - p[mx.second - 1];
			while (l <= r) {
				int mid = (l + r) >> 1;
				if (p[mid] - p[i] >= sum) {
					r = mid - 1;
					ans = mid;
				} else l = mid + 1;
			}
			if (~ans) s[ans].insert({mx.first + 1, i + 1});
          	lst = mx.first;
			if (lst != oo) break;
		}
	}
 
	return 0;
}
# Verdict Execution time Memory Grader output
1 Correct 8 ms 27228 KB Output is correct
2 Correct 5 ms 27228 KB Output is correct
3 Correct 6 ms 27240 KB Output is correct
4 Correct 8 ms 27260 KB Output is correct
5 Correct 5 ms 27228 KB Output is correct
6 Correct 6 ms 27228 KB Output is correct
7 Correct 7 ms 27380 KB Output is correct
8 Correct 5 ms 27228 KB Output is correct
9 Correct 5 ms 27228 KB Output is correct
10 Correct 5 ms 27228 KB Output is correct
11 Correct 7 ms 27228 KB Output is correct
12 Correct 5 ms 27228 KB Output is correct
13 Correct 6 ms 27256 KB Output is correct
14 Correct 5 ms 27228 KB Output is correct
15 Correct 6 ms 27228 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 8 ms 27228 KB Output is correct
2 Correct 5 ms 27228 KB Output is correct
3 Correct 6 ms 27240 KB Output is correct
4 Correct 8 ms 27260 KB Output is correct
5 Correct 5 ms 27228 KB Output is correct
6 Correct 6 ms 27228 KB Output is correct
7 Correct 7 ms 27380 KB Output is correct
8 Correct 5 ms 27228 KB Output is correct
9 Correct 5 ms 27228 KB Output is correct
10 Correct 5 ms 27228 KB Output is correct
11 Correct 7 ms 27228 KB Output is correct
12 Correct 5 ms 27228 KB Output is correct
13 Correct 6 ms 27256 KB Output is correct
14 Correct 5 ms 27228 KB Output is correct
15 Correct 6 ms 27228 KB Output is correct
16 Correct 7 ms 27484 KB Output is correct
17 Correct 5 ms 27480 KB Output is correct
18 Correct 5 ms 27228 KB Output is correct
19 Correct 7 ms 27228 KB Output is correct
20 Correct 6 ms 27260 KB Output is correct
21 Correct 6 ms 27224 KB Output is correct
22 Correct 6 ms 27224 KB Output is correct
23 Correct 6 ms 27224 KB Output is correct
24 Correct 6 ms 27228 KB Output is correct
25 Correct 6 ms 27228 KB Output is correct
26 Correct 6 ms 27236 KB Output is correct
27 Correct 7 ms 27480 KB Output is correct
28 Correct 5 ms 27228 KB Output is correct
29 Correct 5 ms 27228 KB Output is correct
30 Correct 5 ms 27228 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 8 ms 27228 KB Output is correct
2 Correct 5 ms 27228 KB Output is correct
3 Correct 6 ms 27240 KB Output is correct
4 Correct 8 ms 27260 KB Output is correct
5 Correct 5 ms 27228 KB Output is correct
6 Correct 6 ms 27228 KB Output is correct
7 Correct 7 ms 27380 KB Output is correct
8 Correct 5 ms 27228 KB Output is correct
9 Correct 5 ms 27228 KB Output is correct
10 Correct 5 ms 27228 KB Output is correct
11 Correct 7 ms 27228 KB Output is correct
12 Correct 5 ms 27228 KB Output is correct
13 Correct 6 ms 27256 KB Output is correct
14 Correct 5 ms 27228 KB Output is correct
15 Correct 6 ms 27228 KB Output is correct
16 Correct 7 ms 27484 KB Output is correct
17 Correct 5 ms 27480 KB Output is correct
18 Correct 5 ms 27228 KB Output is correct
19 Correct 7 ms 27228 KB Output is correct
20 Correct 6 ms 27260 KB Output is correct
21 Correct 6 ms 27224 KB Output is correct
22 Correct 6 ms 27224 KB Output is correct
23 Correct 6 ms 27224 KB Output is correct
24 Correct 6 ms 27228 KB Output is correct
25 Correct 6 ms 27228 KB Output is correct
26 Correct 6 ms 27236 KB Output is correct
27 Correct 7 ms 27480 KB Output is correct
28 Correct 5 ms 27228 KB Output is correct
29 Correct 5 ms 27228 KB Output is correct
30 Correct 5 ms 27228 KB Output is correct
31 Correct 7 ms 27136 KB Output is correct
32 Correct 8 ms 27484 KB Output is correct
33 Correct 6 ms 27580 KB Output is correct
34 Correct 6 ms 27596 KB Output is correct
35 Correct 6 ms 27484 KB Output is correct
36 Correct 7 ms 27484 KB Output is correct
37 Correct 6 ms 27504 KB Output is correct
38 Correct 6 ms 27580 KB Output is correct
39 Correct 6 ms 27516 KB Output is correct
40 Correct 7 ms 27736 KB Output is correct
41 Correct 7 ms 27484 KB Output is correct
42 Correct 7 ms 27996 KB Output is correct
43 Correct 6 ms 27528 KB Output is correct
44 Correct 7 ms 27484 KB Output is correct
45 Correct 6 ms 27576 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 8 ms 27228 KB Output is correct
2 Correct 5 ms 27228 KB Output is correct
3 Correct 6 ms 27240 KB Output is correct
4 Correct 8 ms 27260 KB Output is correct
5 Correct 5 ms 27228 KB Output is correct
6 Correct 6 ms 27228 KB Output is correct
7 Correct 7 ms 27380 KB Output is correct
8 Correct 5 ms 27228 KB Output is correct
9 Correct 5 ms 27228 KB Output is correct
10 Correct 5 ms 27228 KB Output is correct
11 Correct 7 ms 27228 KB Output is correct
12 Correct 5 ms 27228 KB Output is correct
13 Correct 6 ms 27256 KB Output is correct
14 Correct 5 ms 27228 KB Output is correct
15 Correct 6 ms 27228 KB Output is correct
16 Correct 7 ms 27484 KB Output is correct
17 Correct 5 ms 27480 KB Output is correct
18 Correct 5 ms 27228 KB Output is correct
19 Correct 7 ms 27228 KB Output is correct
20 Correct 6 ms 27260 KB Output is correct
21 Correct 6 ms 27224 KB Output is correct
22 Correct 6 ms 27224 KB Output is correct
23 Correct 6 ms 27224 KB Output is correct
24 Correct 6 ms 27228 KB Output is correct
25 Correct 6 ms 27228 KB Output is correct
26 Correct 6 ms 27236 KB Output is correct
27 Correct 7 ms 27480 KB Output is correct
28 Correct 5 ms 27228 KB Output is correct
29 Correct 5 ms 27228 KB Output is correct
30 Correct 5 ms 27228 KB Output is correct
31 Correct 7 ms 27136 KB Output is correct
32 Correct 8 ms 27484 KB Output is correct
33 Correct 6 ms 27580 KB Output is correct
34 Correct 6 ms 27596 KB Output is correct
35 Correct 6 ms 27484 KB Output is correct
36 Correct 7 ms 27484 KB Output is correct
37 Correct 6 ms 27504 KB Output is correct
38 Correct 6 ms 27580 KB Output is correct
39 Correct 6 ms 27516 KB Output is correct
40 Correct 7 ms 27736 KB Output is correct
41 Correct 7 ms 27484 KB Output is correct
42 Correct 7 ms 27996 KB Output is correct
43 Correct 6 ms 27528 KB Output is correct
44 Correct 7 ms 27484 KB Output is correct
45 Correct 6 ms 27576 KB Output is correct
46 Correct 15 ms 27484 KB Output is correct
47 Correct 36 ms 39752 KB Output is correct
48 Correct 37 ms 40276 KB Output is correct
49 Correct 31 ms 40020 KB Output is correct
50 Correct 33 ms 40796 KB Output is correct
51 Correct 39 ms 40536 KB Output is correct
52 Correct 21 ms 33876 KB Output is correct
53 Correct 15 ms 31320 KB Output is correct
54 Correct 34 ms 40028 KB Output is correct
55 Correct 34 ms 40728 KB Output is correct
56 Correct 29 ms 40284 KB Output is correct
57 Correct 35 ms 40024 KB Output is correct
58 Correct 32 ms 40284 KB Output is correct
59 Correct 29 ms 40152 KB Output is correct
60 Correct 30 ms 40576 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 8 ms 27228 KB Output is correct
2 Correct 5 ms 27228 KB Output is correct
3 Correct 6 ms 27240 KB Output is correct
4 Correct 8 ms 27260 KB Output is correct
5 Correct 5 ms 27228 KB Output is correct
6 Correct 6 ms 27228 KB Output is correct
7 Correct 7 ms 27380 KB Output is correct
8 Correct 5 ms 27228 KB Output is correct
9 Correct 5 ms 27228 KB Output is correct
10 Correct 5 ms 27228 KB Output is correct
11 Correct 7 ms 27228 KB Output is correct
12 Correct 5 ms 27228 KB Output is correct
13 Correct 6 ms 27256 KB Output is correct
14 Correct 5 ms 27228 KB Output is correct
15 Correct 6 ms 27228 KB Output is correct
16 Correct 7 ms 27484 KB Output is correct
17 Correct 5 ms 27480 KB Output is correct
18 Correct 5 ms 27228 KB Output is correct
19 Correct 7 ms 27228 KB Output is correct
20 Correct 6 ms 27260 KB Output is correct
21 Correct 6 ms 27224 KB Output is correct
22 Correct 6 ms 27224 KB Output is correct
23 Correct 6 ms 27224 KB Output is correct
24 Correct 6 ms 27228 KB Output is correct
25 Correct 6 ms 27228 KB Output is correct
26 Correct 6 ms 27236 KB Output is correct
27 Correct 7 ms 27480 KB Output is correct
28 Correct 5 ms 27228 KB Output is correct
29 Correct 5 ms 27228 KB Output is correct
30 Correct 5 ms 27228 KB Output is correct
31 Correct 7 ms 27136 KB Output is correct
32 Correct 8 ms 27484 KB Output is correct
33 Correct 6 ms 27580 KB Output is correct
34 Correct 6 ms 27596 KB Output is correct
35 Correct 6 ms 27484 KB Output is correct
36 Correct 7 ms 27484 KB Output is correct
37 Correct 6 ms 27504 KB Output is correct
38 Correct 6 ms 27580 KB Output is correct
39 Correct 6 ms 27516 KB Output is correct
40 Correct 7 ms 27736 KB Output is correct
41 Correct 7 ms 27484 KB Output is correct
42 Correct 7 ms 27996 KB Output is correct
43 Correct 6 ms 27528 KB Output is correct
44 Correct 7 ms 27484 KB Output is correct
45 Correct 6 ms 27576 KB Output is correct
46 Correct 15 ms 27484 KB Output is correct
47 Correct 36 ms 39752 KB Output is correct
48 Correct 37 ms 40276 KB Output is correct
49 Correct 31 ms 40020 KB Output is correct
50 Correct 33 ms 40796 KB Output is correct
51 Correct 39 ms 40536 KB Output is correct
52 Correct 21 ms 33876 KB Output is correct
53 Correct 15 ms 31320 KB Output is correct
54 Correct 34 ms 40028 KB Output is correct
55 Correct 34 ms 40728 KB Output is correct
56 Correct 29 ms 40284 KB Output is correct
57 Correct 35 ms 40024 KB Output is correct
58 Correct 32 ms 40284 KB Output is correct
59 Correct 29 ms 40152 KB Output is correct
60 Correct 30 ms 40576 KB Output is correct
61 Correct 53 ms 33584 KB Output is correct
62 Correct 120 ms 64852 KB Output is correct
63 Correct 169 ms 90524 KB Output is correct
64 Correct 159 ms 98912 KB Output is correct
65 Correct 143 ms 99200 KB Output is correct
66 Correct 171 ms 99108 KB Output is correct
67 Correct 138 ms 85076 KB Output is correct
68 Correct 71 ms 58176 KB Output is correct
69 Correct 156 ms 95284 KB Output is correct
70 Correct 160 ms 99208 KB Output is correct
71 Correct 124 ms 96084 KB Output is correct
72 Correct 168 ms 96796 KB Output is correct
73 Correct 139 ms 97204 KB Output is correct
74 Correct 132 ms 97620 KB Output is correct
75 Correct 137 ms 97620 KB Output is correct