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답안 #1003621

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1003621 2024-06-20T14:03:28 Z Lalic Cigle (COI21_cigle) C++17
100 / 100
 331 ms 196688 KB 
#include <bits/stdc++.h>
#pragma GCC optimize "Ofast,unroll-loops"
#pragma GCC target "avx2"
using namespace std;

const int MAXN = 5005;

void solve(){
	int n; cin >> n;
	
	vector<vector<int>> dp(n+1, vector<int>(n+1, 0)), pref(n+1, vector<int>(n+1, 0));
	
	vector<int> arr(n+1);
	for(int i=1;i<=n;i++) cin >> arr[i];
	
	for(int l=2;l<=n;l++){
		int ptr=l-1, sum=0, curr=0, tot=0;
		for(int r=l;r<=n;r++){
			dp[l][r]=max(dp[l][r-1], pref[ptr][l-1]+tot);
			sum+=arr[r];
			while(ptr>1 && curr<sum) curr+=arr[ptr--];
			tot+=(curr==sum);
		}
		
		pref[0][l]=dp[0][l];
		for(int i=1;i<=l;i++) pref[i][l]=max(dp[i][l], pref[i-1][l]);
	}
	
	int ans=pref[n][n];
	cout << ans << "\n";
}


int32_t main(){
	ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);
	
	int tt=1;
	//~ cin >> tt;
	while(tt--) solve();
	return 0;
}

Subtask #1
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 456 KB Output is correct
3 Correct 0 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 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct

Subtask #2
11.0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 456 KB Output is correct
3 Correct 0 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 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 344 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 604 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 1 ms 348 KB Output is correct

Subtask #3
13.0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 2396 KB Output is correct
2 Correct 3 ms 2456 KB Output is correct
3 Correct 3 ms 2396 KB Output is correct
4 Correct 4 ms 2396 KB Output is correct
5 Correct 3 ms 2396 KB Output is correct
6 Correct 3 ms 2396 KB Output is correct
7 Correct 3 ms 2296 KB Output is correct
8 Correct 3 ms 2396 KB Output is correct
9 Correct 3 ms 2396 KB Output is correct
10 Correct 3 ms 2396 KB Output is correct
11 Correct 3 ms 2396 KB Output is correct
12 Correct 3 ms 2396 KB Output is correct

Subtask #4
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 456 KB Output is correct
3 Correct 0 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 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 344 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 604 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 3 ms 2396 KB Output is correct
22 Correct 3 ms 2456 KB Output is correct
23 Correct 3 ms 2396 KB Output is correct
24 Correct 4 ms 2396 KB Output is correct
25 Correct 3 ms 2396 KB Output is correct
26 Correct 3 ms 2396 KB Output is correct
27 Correct 3 ms 2296 KB Output is correct
28 Correct 3 ms 2396 KB Output is correct
29 Correct 3 ms 2396 KB Output is correct
30 Correct 3 ms 2396 KB Output is correct
31 Correct 3 ms 2396 KB Output is correct
32 Correct 3 ms 2396 KB Output is correct
33 Correct 3 ms 2392 KB Output is correct
34 Correct 3 ms 2396 KB Output is correct
35 Correct 4 ms 2396 KB Output is correct
36 Correct 3 ms 2396 KB Output is correct
37 Correct 3 ms 2396 KB Output is correct
38 Correct 3 ms 2396 KB Output is correct
39 Correct 4 ms 2396 KB Output is correct
40 Correct 3 ms 2396 KB Output is correct
41 Correct 4 ms 2396 KB Output is correct
42 Correct 3 ms 2460 KB Output is correct
43 Correct 4 ms 2396 KB Output is correct
44 Correct 3 ms 2460 KB Output is correct
45 Correct 4 ms 2460 KB Output is correct
46 Correct 3 ms 2392 KB Output is correct
47 Correct 4 ms 2396 KB Output is correct
48 Correct 3 ms 2396 KB Output is correct
49 Correct 3 ms 2396 KB Output is correct

Subtask #5
52.0 / 52.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 456 KB Output is correct
3 Correct 0 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 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 344 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 604 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 3 ms 2396 KB Output is correct
22 Correct 3 ms 2456 KB Output is correct
23 Correct 3 ms 2396 KB Output is correct
24 Correct 4 ms 2396 KB Output is correct
25 Correct 3 ms 2396 KB Output is correct
26 Correct 3 ms 2396 KB Output is correct
27 Correct 3 ms 2296 KB Output is correct
28 Correct 3 ms 2396 KB Output is correct
29 Correct 3 ms 2396 KB Output is correct
30 Correct 3 ms 2396 KB Output is correct
31 Correct 3 ms 2396 KB Output is correct
32 Correct 3 ms 2396 KB Output is correct
33 Correct 3 ms 2392 KB Output is correct
34 Correct 3 ms 2396 KB Output is correct
35 Correct 4 ms 2396 KB Output is correct
36 Correct 3 ms 2396 KB Output is correct
37 Correct 3 ms 2396 KB Output is correct
38 Correct 3 ms 2396 KB Output is correct
39 Correct 4 ms 2396 KB Output is correct
40 Correct 3 ms 2396 KB Output is correct
41 Correct 4 ms 2396 KB Output is correct
42 Correct 3 ms 2460 KB Output is correct
43 Correct 4 ms 2396 KB Output is correct
44 Correct 3 ms 2460 KB Output is correct
45 Correct 4 ms 2460 KB Output is correct
46 Correct 3 ms 2392 KB Output is correct
47 Correct 4 ms 2396 KB Output is correct
48 Correct 3 ms 2396 KB Output is correct
49 Correct 3 ms 2396 KB Output is correct
50 Correct 316 ms 196448 KB Output is correct
51 Correct 284 ms 196588 KB Output is correct
52 Correct 304 ms 196384 KB Output is correct
53 Correct 286 ms 196460 KB Output is correct
54 Correct 288 ms 196432 KB Output is correct
55 Correct 282 ms 196432 KB Output is correct
56 Correct 297 ms 196588 KB Output is correct
57 Correct 307 ms 196432 KB Output is correct
58 Correct 312 ms 196588 KB Output is correct
59 Correct 327 ms 196432 KB Output is correct
60 Correct 318 ms 196596 KB Output is correct
61 Correct 313 ms 196600 KB Output is correct
62 Correct 291 ms 196440 KB Output is correct
63 Correct 307 ms 196688 KB Output is correct
64 Correct 294 ms 196600 KB Output is correct
65 Correct 276 ms 196424 KB Output is correct
66 Correct 308 ms 196432 KB Output is correct
67 Correct 293 ms 196428 KB Output is correct
68 Correct 320 ms 196688 KB Output is correct
69 Correct 287 ms 196592 KB Output is correct
70 Correct 295 ms 196436 KB Output is correct
71 Correct 331 ms 196396 KB Output is correct
72 Correct 305 ms 196436 KB Output is correct