Submission #909400

# Submission time Handle Problem Language Result Execution time Memory
909400 2024-01-17T07:48:23 Z shoryu386 Hacker (BOI15_hac) C++17
40 / 100
1000 ms 4440 KB
#include <bits/stdc++.h>
using namespace std;
#define MAX 200007
#define int long long
main(){
	int n; cin >> n;
	
	int count = (n+1)/2;
	
	int arr[2*n];
	for (int x = 0; x < n; x++) cin >> arr[x];
	for (int x = 0; x < n; x++) arr[n + x] = arr[x];
	
	
	int hmm[2*n]; memset(hmm, 63, sizeof(hmm));
	int sums[2*n];
	for (int x = 0; x < 2*n; x++){
		int sum = 0;
		for (int y = x; y < x+count; y++){
			sum += arr[y%n];
		}
		sums[x] = sum;
	}
	
	multiset<int> ms;
	for (int x = 0; x < count; x++){
		ms.insert(sums[x]);
	}
	
	memset(hmm, -63, sizeof(hmm));
	hmm[0] = *ms.begin();
	
	for (int x = 1; x < n; x++){
		ms.insert(sums[count+x-1]);
		ms.erase(ms.find(sums[x-1]));
		
		hmm[x] = *ms.begin();
	}
	
	int ans = INT_MIN;
	for (int x = 0; x < n; x++){
		ans = max(ans, hmm[x]);
	}
	cout << ans;
}

Compilation message

hac.cpp:5:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    5 | main(){
      | ^~~~
# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 344 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 2 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 344 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 2 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 2 ms 344 KB Output is correct
20 Correct 5 ms 348 KB Output is correct
21 Correct 3 ms 344 KB Output is correct
22 Correct 41 ms 576 KB Output is correct
23 Correct 110 ms 604 KB Output is correct
24 Correct 40 ms 568 KB Output is correct
25 Correct 112 ms 600 KB Output is correct
26 Correct 110 ms 664 KB Output is correct
27 Correct 1 ms 344 KB Output is correct
28 Correct 1 ms 436 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 111 ms 668 KB Output is correct
31 Correct 109 ms 668 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 2 ms 440 KB Output is correct
3 Correct 110 ms 664 KB Output is correct
4 Execution timed out 1038 ms 4440 KB Time limit exceeded
5 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 344 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 2 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 2 ms 344 KB Output is correct
20 Correct 5 ms 348 KB Output is correct
21 Correct 3 ms 344 KB Output is correct
22 Correct 41 ms 576 KB Output is correct
23 Correct 110 ms 604 KB Output is correct
24 Correct 40 ms 568 KB Output is correct
25 Correct 112 ms 600 KB Output is correct
26 Correct 110 ms 664 KB Output is correct
27 Correct 1 ms 344 KB Output is correct
28 Correct 1 ms 436 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 111 ms 668 KB Output is correct
31 Correct 109 ms 668 KB Output is correct
32 Correct 1 ms 348 KB Output is correct
33 Correct 2 ms 440 KB Output is correct
34 Correct 110 ms 664 KB Output is correct
35 Execution timed out 1038 ms 4440 KB Time limit exceeded
36 Halted 0 ms 0 KB -