Submission #338900

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
338900	2020-12-24T07:32:31 Z	nandonathaniel	Bigger segments (IZhO19_segments)	C++14	27 / 100	1500 ms	71148 KB

segments

#include<bits/stdc++.h>
using namespace std;
const int MAXN=3005;
 
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	36 ms	71020 KB	Output is correct
2	Correct	36 ms	71020 KB	Output is correct
3	Correct	36 ms	71020 KB	Output is correct
4	Correct	39 ms	71020 KB	Output is correct
5	Correct	37 ms	71020 KB	Output is correct
6	Correct	36 ms	71020 KB	Output is correct
7	Correct	36 ms	71020 KB	Output is correct
8	Correct	36 ms	71020 KB	Output is correct
9	Correct	37 ms	71020 KB	Output is correct
10	Correct	37 ms	71020 KB	Output is correct
11	Correct	38 ms	71020 KB	Output is correct
12	Correct	37 ms	71020 KB	Output is correct
13	Correct	37 ms	71020 KB	Output is correct
14	Correct	36 ms	70948 KB	Output is correct
15	Correct	36 ms	71020 KB	Output is correct

Subtask #2
14.0 / 14.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	36 ms	71020 KB	Output is correct
2	Correct	36 ms	71020 KB	Output is correct
3	Correct	36 ms	71020 KB	Output is correct
4	Correct	39 ms	71020 KB	Output is correct
5	Correct	37 ms	71020 KB	Output is correct
6	Correct	36 ms	71020 KB	Output is correct
7	Correct	36 ms	71020 KB	Output is correct
8	Correct	36 ms	71020 KB	Output is correct
9	Correct	37 ms	71020 KB	Output is correct
10	Correct	37 ms	71020 KB	Output is correct
11	Correct	38 ms	71020 KB	Output is correct
12	Correct	37 ms	71020 KB	Output is correct
13	Correct	37 ms	71020 KB	Output is correct
14	Correct	36 ms	70948 KB	Output is correct
15	Correct	36 ms	71020 KB	Output is correct
16	Correct	104 ms	71020 KB	Output is correct
17	Correct	102 ms	71020 KB	Output is correct
18	Correct	93 ms	71020 KB	Output is correct
19	Correct	64 ms	71020 KB	Output is correct
20	Correct	38 ms	71020 KB	Output is correct
21	Correct	101 ms	71148 KB	Output is correct
22	Correct	68 ms	71020 KB	Output is correct
23	Correct	48 ms	71020 KB	Output is correct
24	Correct	98 ms	71020 KB	Output is correct
25	Correct	97 ms	71148 KB	Output is correct
26	Correct	39 ms	71020 KB	Output is correct
27	Correct	94 ms	71148 KB	Output is correct
28	Correct	90 ms	71020 KB	Output is correct
29	Correct	38 ms	71020 KB	Output is correct
30	Correct	50 ms	71148 KB	Output is correct

Subtask #3
0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	36 ms	71020 KB	Output is correct
2	Correct	36 ms	71020 KB	Output is correct
3	Correct	36 ms	71020 KB	Output is correct
4	Correct	39 ms	71020 KB	Output is correct
5	Correct	37 ms	71020 KB	Output is correct
6	Correct	36 ms	71020 KB	Output is correct
7	Correct	36 ms	71020 KB	Output is correct
8	Correct	36 ms	71020 KB	Output is correct
9	Correct	37 ms	71020 KB	Output is correct
10	Correct	37 ms	71020 KB	Output is correct
11	Correct	38 ms	71020 KB	Output is correct
12	Correct	37 ms	71020 KB	Output is correct
13	Correct	37 ms	71020 KB	Output is correct
14	Correct	36 ms	70948 KB	Output is correct
15	Correct	36 ms	71020 KB	Output is correct
16	Correct	104 ms	71020 KB	Output is correct
17	Correct	102 ms	71020 KB	Output is correct
18	Correct	93 ms	71020 KB	Output is correct
19	Correct	64 ms	71020 KB	Output is correct
20	Correct	38 ms	71020 KB	Output is correct
21	Correct	101 ms	71148 KB	Output is correct
22	Correct	68 ms	71020 KB	Output is correct
23	Correct	48 ms	71020 KB	Output is correct
24	Correct	98 ms	71020 KB	Output is correct
25	Correct	97 ms	71148 KB	Output is correct
26	Correct	39 ms	71020 KB	Output is correct
27	Correct	94 ms	71148 KB	Output is correct
28	Correct	90 ms	71020 KB	Output is correct
29	Correct	38 ms	71020 KB	Output is correct
30	Correct	50 ms	71148 KB	Output is correct
31	Execution timed out	1598 ms	71020 KB	Time limit exceeded
32	Halted	0 ms	0 KB	-

Subtask #4
0 / 36.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	36 ms	71020 KB	Output is correct
2	Correct	36 ms	71020 KB	Output is correct
3	Correct	36 ms	71020 KB	Output is correct
4	Correct	39 ms	71020 KB	Output is correct
5	Correct	37 ms	71020 KB	Output is correct
6	Correct	36 ms	71020 KB	Output is correct
7	Correct	36 ms	71020 KB	Output is correct
8	Correct	36 ms	71020 KB	Output is correct
9	Correct	37 ms	71020 KB	Output is correct
10	Correct	37 ms	71020 KB	Output is correct
11	Correct	38 ms	71020 KB	Output is correct
12	Correct	37 ms	71020 KB	Output is correct
13	Correct	37 ms	71020 KB	Output is correct
14	Correct	36 ms	70948 KB	Output is correct
15	Correct	36 ms	71020 KB	Output is correct
16	Correct	104 ms	71020 KB	Output is correct
17	Correct	102 ms	71020 KB	Output is correct
18	Correct	93 ms	71020 KB	Output is correct
19	Correct	64 ms	71020 KB	Output is correct
20	Correct	38 ms	71020 KB	Output is correct
21	Correct	101 ms	71148 KB	Output is correct
22	Correct	68 ms	71020 KB	Output is correct
23	Correct	48 ms	71020 KB	Output is correct
24	Correct	98 ms	71020 KB	Output is correct
25	Correct	97 ms	71148 KB	Output is correct
26	Correct	39 ms	71020 KB	Output is correct
27	Correct	94 ms	71148 KB	Output is correct
28	Correct	90 ms	71020 KB	Output is correct
29	Correct	38 ms	71020 KB	Output is correct
30	Correct	50 ms	71148 KB	Output is correct
31	Execution timed out	1598 ms	71020 KB	Time limit exceeded
32	Halted	0 ms	0 KB	-

Subtask #5
0 / 27.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	36 ms	71020 KB	Output is correct
2	Correct	36 ms	71020 KB	Output is correct
3	Correct	36 ms	71020 KB	Output is correct
4	Correct	39 ms	71020 KB	Output is correct
5	Correct	37 ms	71020 KB	Output is correct
6	Correct	36 ms	71020 KB	Output is correct
7	Correct	36 ms	71020 KB	Output is correct
8	Correct	36 ms	71020 KB	Output is correct
9	Correct	37 ms	71020 KB	Output is correct
10	Correct	37 ms	71020 KB	Output is correct
11	Correct	38 ms	71020 KB	Output is correct
12	Correct	37 ms	71020 KB	Output is correct
13	Correct	37 ms	71020 KB	Output is correct
14	Correct	36 ms	70948 KB	Output is correct
15	Correct	36 ms	71020 KB	Output is correct
16	Correct	104 ms	71020 KB	Output is correct
17	Correct	102 ms	71020 KB	Output is correct
18	Correct	93 ms	71020 KB	Output is correct
19	Correct	64 ms	71020 KB	Output is correct
20	Correct	38 ms	71020 KB	Output is correct
21	Correct	101 ms	71148 KB	Output is correct
22	Correct	68 ms	71020 KB	Output is correct
23	Correct	48 ms	71020 KB	Output is correct
24	Correct	98 ms	71020 KB	Output is correct
25	Correct	97 ms	71148 KB	Output is correct
26	Correct	39 ms	71020 KB	Output is correct
27	Correct	94 ms	71148 KB	Output is correct
28	Correct	90 ms	71020 KB	Output is correct
29	Correct	38 ms	71020 KB	Output is correct
30	Correct	50 ms	71148 KB	Output is correct
31	Execution timed out	1598 ms	71020 KB	Time limit exceeded
32	Halted	0 ms	0 KB	-

Submission #338900

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