Submission #338808

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
338808	2020-12-24T02:49:03 Z	nandonathaniel	Bigger segments (IZhO19_segments)	C++14	27 / 100	68 ms	4588 KB

segments

#include<bits/stdc++.h>
using namespace std;
const int MAXN=505;

long long dp[MAXN][MAXN],pref[MAXN];
int a[MAXN];
int main(){
	ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
	int n;
	cin >> n;
	for(int i=1;i<=n;i++){
		cin >> a[i];
		pref[i]=pref[i-1]+a[i];
	}
	memset(dp,-1,sizeof(dp));
	dp[0][0]=0;
	for(int i=1;i<=n;i++){
		for(int j=1;j<=i;j++){
			for(int k=i-1;k>=0;k--){
				if(dp[k][j-1]!=-1 && pref[k]-pref[dp[k][j-1]-1]<=pref[i]-pref[k]){
					dp[i][j]=k+1;
					break;
				}
			}
		}
	}
	for(int j=n;j>=1;j--){
		if(dp[n][j]!=-1){
			cout << j << '\n';
			break;
		}
	}
	return 0;
}

Subtask #1
13.0 / 13.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2284 KB	Output is correct
2	Correct	1 ms	2284 KB	Output is correct
3	Correct	1 ms	2284 KB	Output is correct
4	Correct	1 ms	2284 KB	Output is correct
5	Correct	1 ms	2304 KB	Output is correct
6	Correct	1 ms	2296 KB	Output is correct
7	Correct	1 ms	2284 KB	Output is correct
8	Correct	2 ms	2284 KB	Output is correct
9	Correct	1 ms	2284 KB	Output is correct
10	Correct	1 ms	2284 KB	Output is correct
11	Correct	1 ms	2284 KB	Output is correct
12	Correct	1 ms	2284 KB	Output is correct
13	Correct	2 ms	2284 KB	Output is correct
14	Correct	1 ms	2284 KB	Output is correct
15	Correct	1 ms	2284 KB	Output is correct

Subtask #2
14.0 / 14.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2284 KB	Output is correct
2	Correct	1 ms	2284 KB	Output is correct
3	Correct	1 ms	2284 KB	Output is correct
4	Correct	1 ms	2284 KB	Output is correct
5	Correct	1 ms	2304 KB	Output is correct
6	Correct	1 ms	2296 KB	Output is correct
7	Correct	1 ms	2284 KB	Output is correct
8	Correct	2 ms	2284 KB	Output is correct
9	Correct	1 ms	2284 KB	Output is correct
10	Correct	1 ms	2284 KB	Output is correct
11	Correct	1 ms	2284 KB	Output is correct
12	Correct	1 ms	2284 KB	Output is correct
13	Correct	2 ms	2284 KB	Output is correct
14	Correct	1 ms	2284 KB	Output is correct
15	Correct	1 ms	2284 KB	Output is correct
16	Correct	68 ms	2284 KB	Output is correct
17	Correct	66 ms	2284 KB	Output is correct
18	Correct	61 ms	2412 KB	Output is correct
19	Correct	30 ms	2284 KB	Output is correct
20	Correct	3 ms	2284 KB	Output is correct
21	Correct	63 ms	2284 KB	Output is correct
22	Correct	31 ms	2284 KB	Output is correct
23	Correct	13 ms	2284 KB	Output is correct
24	Correct	62 ms	2412 KB	Output is correct
25	Correct	65 ms	2412 KB	Output is correct
26	Correct	4 ms	2284 KB	Output is correct
27	Correct	59 ms	2284 KB	Output is correct
28	Correct	54 ms	2284 KB	Output is correct
29	Correct	3 ms	2284 KB	Output is correct
30	Correct	13 ms	2284 KB	Output is correct

Subtask #3
0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2284 KB	Output is correct
2	Correct	1 ms	2284 KB	Output is correct
3	Correct	1 ms	2284 KB	Output is correct
4	Correct	1 ms	2284 KB	Output is correct
5	Correct	1 ms	2304 KB	Output is correct
6	Correct	1 ms	2296 KB	Output is correct
7	Correct	1 ms	2284 KB	Output is correct
8	Correct	2 ms	2284 KB	Output is correct
9	Correct	1 ms	2284 KB	Output is correct
10	Correct	1 ms	2284 KB	Output is correct
11	Correct	1 ms	2284 KB	Output is correct
12	Correct	1 ms	2284 KB	Output is correct
13	Correct	2 ms	2284 KB	Output is correct
14	Correct	1 ms	2284 KB	Output is correct
15	Correct	1 ms	2284 KB	Output is correct
16	Correct	68 ms	2284 KB	Output is correct
17	Correct	66 ms	2284 KB	Output is correct
18	Correct	61 ms	2412 KB	Output is correct
19	Correct	30 ms	2284 KB	Output is correct
20	Correct	3 ms	2284 KB	Output is correct
21	Correct	63 ms	2284 KB	Output is correct
22	Correct	31 ms	2284 KB	Output is correct
23	Correct	13 ms	2284 KB	Output is correct
24	Correct	62 ms	2412 KB	Output is correct
25	Correct	65 ms	2412 KB	Output is correct
26	Correct	4 ms	2284 KB	Output is correct
27	Correct	59 ms	2284 KB	Output is correct
28	Correct	54 ms	2284 KB	Output is correct
29	Correct	3 ms	2284 KB	Output is correct
30	Correct	13 ms	2284 KB	Output is correct
31	Runtime error	6 ms	4588 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
32	Halted	0 ms	0 KB	-

Subtask #4
0 / 36.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2284 KB	Output is correct
2	Correct	1 ms	2284 KB	Output is correct
3	Correct	1 ms	2284 KB	Output is correct
4	Correct	1 ms	2284 KB	Output is correct
5	Correct	1 ms	2304 KB	Output is correct
6	Correct	1 ms	2296 KB	Output is correct
7	Correct	1 ms	2284 KB	Output is correct
8	Correct	2 ms	2284 KB	Output is correct
9	Correct	1 ms	2284 KB	Output is correct
10	Correct	1 ms	2284 KB	Output is correct
11	Correct	1 ms	2284 KB	Output is correct
12	Correct	1 ms	2284 KB	Output is correct
13	Correct	2 ms	2284 KB	Output is correct
14	Correct	1 ms	2284 KB	Output is correct
15	Correct	1 ms	2284 KB	Output is correct
16	Correct	68 ms	2284 KB	Output is correct
17	Correct	66 ms	2284 KB	Output is correct
18	Correct	61 ms	2412 KB	Output is correct
19	Correct	30 ms	2284 KB	Output is correct
20	Correct	3 ms	2284 KB	Output is correct
21	Correct	63 ms	2284 KB	Output is correct
22	Correct	31 ms	2284 KB	Output is correct
23	Correct	13 ms	2284 KB	Output is correct
24	Correct	62 ms	2412 KB	Output is correct
25	Correct	65 ms	2412 KB	Output is correct
26	Correct	4 ms	2284 KB	Output is correct
27	Correct	59 ms	2284 KB	Output is correct
28	Correct	54 ms	2284 KB	Output is correct
29	Correct	3 ms	2284 KB	Output is correct
30	Correct	13 ms	2284 KB	Output is correct
31	Runtime error	6 ms	4588 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
32	Halted	0 ms	0 KB	-

Subtask #5
0 / 27.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2284 KB	Output is correct
2	Correct	1 ms	2284 KB	Output is correct
3	Correct	1 ms	2284 KB	Output is correct
4	Correct	1 ms	2284 KB	Output is correct
5	Correct	1 ms	2304 KB	Output is correct
6	Correct	1 ms	2296 KB	Output is correct
7	Correct	1 ms	2284 KB	Output is correct
8	Correct	2 ms	2284 KB	Output is correct
9	Correct	1 ms	2284 KB	Output is correct
10	Correct	1 ms	2284 KB	Output is correct
11	Correct	1 ms	2284 KB	Output is correct
12	Correct	1 ms	2284 KB	Output is correct
13	Correct	2 ms	2284 KB	Output is correct
14	Correct	1 ms	2284 KB	Output is correct
15	Correct	1 ms	2284 KB	Output is correct
16	Correct	68 ms	2284 KB	Output is correct
17	Correct	66 ms	2284 KB	Output is correct
18	Correct	61 ms	2412 KB	Output is correct
19	Correct	30 ms	2284 KB	Output is correct
20	Correct	3 ms	2284 KB	Output is correct
21	Correct	63 ms	2284 KB	Output is correct
22	Correct	31 ms	2284 KB	Output is correct
23	Correct	13 ms	2284 KB	Output is correct
24	Correct	62 ms	2412 KB	Output is correct
25	Correct	65 ms	2412 KB	Output is correct
26	Correct	4 ms	2284 KB	Output is correct
27	Correct	59 ms	2284 KB	Output is correct
28	Correct	54 ms	2284 KB	Output is correct
29	Correct	3 ms	2284 KB	Output is correct
30	Correct	13 ms	2284 KB	Output is correct
31	Runtime error	6 ms	4588 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
32	Halted	0 ms	0 KB	-

Submission #338808

Compilation message

Subtask #1 13.0 / 13.0

Subtask #2 14.0 / 14.0

Subtask #3 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
0 / 10.0

Subtask #4
0 / 36.0

Subtask #5
0 / 27.0