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Submission #173501

# Submission time Handle Problem Language Result Execution time Memory
173501 2020-01-04T09:45:19 Z a1_N Bigger segments (IZhO19_segments) C++14
37 / 100
 1500 ms 2576 KB 
#include <bits/stdc++.h>

#define F first
#define S second

using namespace std;

const int N = (int)5e5 + 5;

int n,a[N];

long long pref[N];

pair<int,long long> dp[N];
                  	
int main(){
    cin >> n;
    for(int i = 1; i <= n; i++){
    	cin >> a[i];
    	pref[i] = pref[i - 1] + a[i];
    }
    dp[1] = {1,a[1]}; 
    for(int i = 2; i <= n; i++){
    	dp[i] = {dp[i - 1].F,pref[i]};
    	for(int j = 1; j < i; j++){
    		if(pref[i] - pref[j] >= dp[j].S && dp[i].F <= dp[j].F + 1){
    			dp[i].F = dp[j].F + 1;
    			dp[i].S = pref[i] - pref[j];
    		}
    	} 	
    }
    cout << dp[n].F;
	return 0;
}

Subtask #1
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 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 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct

Subtask #2
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 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 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 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 2 ms 376 KB Output is correct
26 Correct 2 ms 376 KB Output is correct
27 Correct 2 ms 376 KB Output is correct
28 Correct 2 ms 376 KB Output is correct
29 Correct 2 ms 376 KB Output is correct
30 Correct 2 ms 376 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 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 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 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 2 ms 376 KB Output is correct
26 Correct 2 ms 376 KB Output is correct
27 Correct 2 ms 376 KB Output is correct
28 Correct 2 ms 376 KB Output is correct
29 Correct 2 ms 376 KB Output is correct
30 Correct 2 ms 376 KB Output is correct
31 Correct 8 ms 504 KB Output is correct
32 Correct 9 ms 376 KB Output is correct
33 Correct 9 ms 484 KB Output is correct
34 Correct 9 ms 476 KB Output is correct
35 Correct 9 ms 380 KB Output is correct
36 Correct 9 ms 376 KB Output is correct
37 Correct 7 ms 408 KB Output is correct
38 Correct 6 ms 376 KB Output is correct
39 Correct 8 ms 376 KB Output is correct
40 Correct 9 ms 460 KB Output is correct
41 Correct 8 ms 376 KB Output is correct
42 Correct 8 ms 504 KB Output is correct
43 Correct 8 ms 504 KB Output is correct
44 Correct 8 ms 508 KB Output is correct
45 Correct 8 ms 376 KB Output is correct

Subtask #4
0 / 36.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 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 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 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 2 ms 376 KB Output is correct
26 Correct 2 ms 376 KB Output is correct
27 Correct 2 ms 376 KB Output is correct
28 Correct 2 ms 376 KB Output is correct
29 Correct 2 ms 376 KB Output is correct
30 Correct 2 ms 376 KB Output is correct
31 Correct 8 ms 504 KB Output is correct
32 Correct 9 ms 376 KB Output is correct
33 Correct 9 ms 484 KB Output is correct
34 Correct 9 ms 476 KB Output is correct
35 Correct 9 ms 380 KB Output is correct
36 Correct 9 ms 376 KB Output is correct
37 Correct 7 ms 408 KB Output is correct
38 Correct 6 ms 376 KB Output is correct
39 Correct 8 ms 376 KB Output is correct
40 Correct 9 ms 460 KB Output is correct
41 Correct 8 ms 376 KB Output is correct
42 Correct 8 ms 504 KB Output is correct
43 Correct 8 ms 504 KB Output is correct
44 Correct 8 ms 508 KB Output is correct
45 Correct 8 ms 376 KB Output is correct
46 Execution timed out 1561 ms 2576 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 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 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 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 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 2 ms 376 KB Output is correct
26 Correct 2 ms 376 KB Output is correct
27 Correct 2 ms 376 KB Output is correct
28 Correct 2 ms 376 KB Output is correct
29 Correct 2 ms 376 KB Output is correct
30 Correct 2 ms 376 KB Output is correct
31 Correct 8 ms 504 KB Output is correct
32 Correct 9 ms 376 KB Output is correct
33 Correct 9 ms 484 KB Output is correct
34 Correct 9 ms 476 KB Output is correct
35 Correct 9 ms 380 KB Output is correct
36 Correct 9 ms 376 KB Output is correct
37 Correct 7 ms 408 KB Output is correct
38 Correct 6 ms 376 KB Output is correct
39 Correct 8 ms 376 KB Output is correct
40 Correct 9 ms 460 KB Output is correct
41 Correct 8 ms 376 KB Output is correct
42 Correct 8 ms 504 KB Output is correct
43 Correct 8 ms 504 KB Output is correct
44 Correct 8 ms 508 KB Output is correct
45 Correct 8 ms 376 KB Output is correct
46 Execution timed out 1561 ms 2576 KB Time limit exceeded
47 Halted 0 ms 0 KB -