Submission #172958

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
172958	2020-01-02T20:53:12 Z	LinusTorvaldsFan	Bigger segments (IZhO19_segments)	C++14	37 / 100	1500 ms	2680 KB

segments

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;

int main() {
	int n;
	cin>>n;
	vector<int>a(n);
	for(int i=0;i<n;i++)cin>>a[i];
	vector<ll>pr(n+1);
	for(int i=0;i<n;i++)pr[i+1]=pr[i]+a[i];
	vector<int>ans(n);
	vector<ll> ans_sum(n);
	ll sum=0;
	for(int i=0;i<n;i++){
		sum+=a[i];
		ans_sum[i]=sum;
		ans[i]=1;
	}
	for(int i=0;i<n;i++){
		sum=0;
		for(int j=i;j>0;j--){
			if(pr[i+1]-pr[j]>=ans_sum[j-1]){
				if(ans[i]<ans[j-1]+1){
					ans[i]=ans[j-1]+1;
					ans_sum[i]=pr[i+1]-pr[j];
				}
				if(ans[i]==ans[j-1]+1){
					ans_sum[i]=min(ans_sum[i],pr[i+1]-pr[j]);
				}
			}
		}
	}
	cout<<ans[n-1];
	return 0;
}

Subtask #1
13.0 / 13.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	256 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	256 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	256 KB	Output is correct
6	Correct	2 ms	256 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	2 ms	376 KB	Output is correct
9	Correct	2 ms	376 KB	Output is correct
10	Correct	2 ms	376 KB	Output is correct
11	Correct	2 ms	380 KB	Output is correct
12	Correct	2 ms	256 KB	Output is correct
13	Correct	2 ms	256 KB	Output is correct
14	Correct	2 ms	376 KB	Output is correct
15	Correct	2 ms	256 KB	Output is correct

Subtask #2
14.0 / 14.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	256 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	256 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	256 KB	Output is correct
6	Correct	2 ms	256 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	2 ms	376 KB	Output is correct
9	Correct	2 ms	376 KB	Output is correct
10	Correct	2 ms	376 KB	Output is correct
11	Correct	2 ms	380 KB	Output is correct
12	Correct	2 ms	256 KB	Output is correct
13	Correct	2 ms	256 KB	Output is correct
14	Correct	2 ms	376 KB	Output is correct
15	Correct	2 ms	256 KB	Output is correct
16	Correct	2 ms	376 KB	Output is correct
17	Correct	3 ms	376 KB	Output is correct
18	Correct	3 ms	256 KB	Output is correct
19	Correct	3 ms	376 KB	Output is correct
20	Correct	3 ms	256 KB	Output is correct
21	Correct	3 ms	376 KB	Output is correct
22	Correct	2 ms	376 KB	Output is correct
23	Correct	2 ms	376 KB	Output is correct
24	Correct	2 ms	376 KB	Output is correct
25	Correct	3 ms	376 KB	Output is correct
26	Correct	2 ms	376 KB	Output is correct
27	Correct	2 ms	256 KB	Output is correct
28	Correct	2 ms	376 KB	Output is correct
29	Correct	3 ms	376 KB	Output is correct
30	Correct	2 ms	256 KB	Output is correct

Subtask #3
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	256 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	256 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	256 KB	Output is correct
6	Correct	2 ms	256 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	2 ms	376 KB	Output is correct
9	Correct	2 ms	376 KB	Output is correct
10	Correct	2 ms	376 KB	Output is correct
11	Correct	2 ms	380 KB	Output is correct
12	Correct	2 ms	256 KB	Output is correct
13	Correct	2 ms	256 KB	Output is correct
14	Correct	2 ms	376 KB	Output is correct
15	Correct	2 ms	256 KB	Output is correct
16	Correct	2 ms	376 KB	Output is correct
17	Correct	3 ms	376 KB	Output is correct
18	Correct	3 ms	256 KB	Output is correct
19	Correct	3 ms	376 KB	Output is correct
20	Correct	3 ms	256 KB	Output is correct
21	Correct	3 ms	376 KB	Output is correct
22	Correct	2 ms	376 KB	Output is correct
23	Correct	2 ms	376 KB	Output is correct
24	Correct	2 ms	376 KB	Output is correct
25	Correct	3 ms	376 KB	Output is correct
26	Correct	2 ms	376 KB	Output is correct
27	Correct	2 ms	256 KB	Output is correct
28	Correct	2 ms	376 KB	Output is correct
29	Correct	3 ms	376 KB	Output is correct
30	Correct	2 ms	256 KB	Output is correct
31	Correct	7 ms	380 KB	Output is correct
32	Correct	12 ms	376 KB	Output is correct
33	Correct	12 ms	376 KB	Output is correct
34	Correct	11 ms	376 KB	Output is correct
35	Correct	12 ms	376 KB	Output is correct
36	Correct	12 ms	376 KB	Output is correct
37	Correct	9 ms	376 KB	Output is correct
38	Correct	7 ms	376 KB	Output is correct
39	Correct	11 ms	376 KB	Output is correct
40	Correct	12 ms	504 KB	Output is correct
41	Correct	11 ms	376 KB	Output is correct
42	Correct	11 ms	376 KB	Output is correct
43	Correct	11 ms	376 KB	Output is correct
44	Correct	11 ms	376 KB	Output is correct
45	Correct	12 ms	376 KB	Output is correct

Subtask #4
0 / 36.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	256 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	256 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	256 KB	Output is correct
6	Correct	2 ms	256 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	2 ms	376 KB	Output is correct
9	Correct	2 ms	376 KB	Output is correct
10	Correct	2 ms	376 KB	Output is correct
11	Correct	2 ms	380 KB	Output is correct
12	Correct	2 ms	256 KB	Output is correct
13	Correct	2 ms	256 KB	Output is correct
14	Correct	2 ms	376 KB	Output is correct
15	Correct	2 ms	256 KB	Output is correct
16	Correct	2 ms	376 KB	Output is correct
17	Correct	3 ms	376 KB	Output is correct
18	Correct	3 ms	256 KB	Output is correct
19	Correct	3 ms	376 KB	Output is correct
20	Correct	3 ms	256 KB	Output is correct
21	Correct	3 ms	376 KB	Output is correct
22	Correct	2 ms	376 KB	Output is correct
23	Correct	2 ms	376 KB	Output is correct
24	Correct	2 ms	376 KB	Output is correct
25	Correct	3 ms	376 KB	Output is correct
26	Correct	2 ms	376 KB	Output is correct
27	Correct	2 ms	256 KB	Output is correct
28	Correct	2 ms	376 KB	Output is correct
29	Correct	3 ms	376 KB	Output is correct
30	Correct	2 ms	256 KB	Output is correct
31	Correct	7 ms	380 KB	Output is correct
32	Correct	12 ms	376 KB	Output is correct
33	Correct	12 ms	376 KB	Output is correct
34	Correct	11 ms	376 KB	Output is correct
35	Correct	12 ms	376 KB	Output is correct
36	Correct	12 ms	376 KB	Output is correct
37	Correct	9 ms	376 KB	Output is correct
38	Correct	7 ms	376 KB	Output is correct
39	Correct	11 ms	376 KB	Output is correct
40	Correct	12 ms	504 KB	Output is correct
41	Correct	11 ms	376 KB	Output is correct
42	Correct	11 ms	376 KB	Output is correct
43	Correct	11 ms	376 KB	Output is correct
44	Correct	11 ms	376 KB	Output is correct
45	Correct	12 ms	376 KB	Output is correct
46	Execution timed out	1570 ms	2680 KB	Time limit exceeded
47	Halted	0 ms	0 KB	-

Subtask #5
0 / 27.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	256 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	256 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	256 KB	Output is correct
6	Correct	2 ms	256 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	2 ms	376 KB	Output is correct
9	Correct	2 ms	376 KB	Output is correct
10	Correct	2 ms	376 KB	Output is correct
11	Correct	2 ms	380 KB	Output is correct
12	Correct	2 ms	256 KB	Output is correct
13	Correct	2 ms	256 KB	Output is correct
14	Correct	2 ms	376 KB	Output is correct
15	Correct	2 ms	256 KB	Output is correct
16	Correct	2 ms	376 KB	Output is correct
17	Correct	3 ms	376 KB	Output is correct
18	Correct	3 ms	256 KB	Output is correct
19	Correct	3 ms	376 KB	Output is correct
20	Correct	3 ms	256 KB	Output is correct
21	Correct	3 ms	376 KB	Output is correct
22	Correct	2 ms	376 KB	Output is correct
23	Correct	2 ms	376 KB	Output is correct
24	Correct	2 ms	376 KB	Output is correct
25	Correct	3 ms	376 KB	Output is correct
26	Correct	2 ms	376 KB	Output is correct
27	Correct	2 ms	256 KB	Output is correct
28	Correct	2 ms	376 KB	Output is correct
29	Correct	3 ms	376 KB	Output is correct
30	Correct	2 ms	256 KB	Output is correct
31	Correct	7 ms	380 KB	Output is correct
32	Correct	12 ms	376 KB	Output is correct
33	Correct	12 ms	376 KB	Output is correct
34	Correct	11 ms	376 KB	Output is correct
35	Correct	12 ms	376 KB	Output is correct
36	Correct	12 ms	376 KB	Output is correct
37	Correct	9 ms	376 KB	Output is correct
38	Correct	7 ms	376 KB	Output is correct
39	Correct	11 ms	376 KB	Output is correct
40	Correct	12 ms	504 KB	Output is correct
41	Correct	11 ms	376 KB	Output is correct
42	Correct	11 ms	376 KB	Output is correct
43	Correct	11 ms	376 KB	Output is correct
44	Correct	11 ms	376 KB	Output is correct
45	Correct	12 ms	376 KB	Output is correct
46	Execution timed out	1570 ms	2680 KB	Time limit exceeded
47	Halted	0 ms	0 KB	-

Submission #172958

Compilation message

Subtask #1 13.0 / 13.0

Subtask #2 14.0 / 14.0

Subtask #3 10.0 / 10.0

Subtask #4 0 / 36.0

Subtask #5 0 / 27.0

Subtask #1
13.0 / 13.0

Subtask #2
14.0 / 14.0

Subtask #3
10.0 / 10.0

Subtask #4
0 / 36.0

Subtask #5
0 / 27.0