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답안 #389614

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
389614 2021-04-14T09:38:05 Z milleniumEeee Bali Sculptures (APIO15_sculpture) C++17
71 / 100
 1000 ms 4300 KB 
#include <bits/stdc++.h>
#define fr first
#define sc second
#define pii pair<int, int>
#define pb push_back
#define szof(s) (int)s.size()
#define all(s) s.begin(), s.end()
#define fastInp ios_base::sync_with_stdio(0); cin.tie(0);
#define int long long
using namespace std;

const int MAXN = 2005;
const int INF = 1e18;

int y[MAXN];
int pref[MAXN];

int get_sum(int l, int r) {
	return pref[r] - pref[l - 1];
}


bool dp[MAXN][MAXN];
int n, a, b;

bool in(int small, int big) {
	return ((big & small) == small);
}

// можно использовать только биты в x
bool check(int x) {
	memset(dp, 0, sizeof(dp));
	dp[0][0] = 1;
	for (int gr = 1; gr <= b; gr++) {
		for (int i = gr; i <= n; i++) {
			for (int last = 0; last < i; last++) {
				if (dp[gr - 1][last] && in(get_sum(last + 1, i), x)) {
					dp[gr][i] = 1;
				}
			}
		}
	}
	for (int gr = a; gr <= b; gr++) {
		if (dp[gr][n]) {
			return true;
		}
	}
	return false;
}

signed main() {
	fastInp;
	cin >> n >> a >> b;
	for (int i = 1; i <= n; i++) {
		cin >> y[i];
		pref[i] = pref[i - 1] + y[i];
	}
	int cur = (1ll << 63) - 1;
	for (int i = 62; i >= 0; i--) {
		if (check(cur ^ (1ll << i))) {
			cur ^= (1ll << i);
		}
	}
	cout << cur << endl;
}

/*
6 1 3
8 1 2 1 5 4
*/

Compilation message

sculpture.cpp: In function 'int main()':
sculpture.cpp:58:24: warning: integer overflow in expression of type 'long long int' results in '9223372036854775807' [-Woverflow]
   58 |  int cur = (1ll << 63) - 1;
      |            ~~~~~~~~~~~~^~~

Subtask #1
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 12 ms 4256 KB Output is correct
2 Correct 12 ms 4172 KB Output is correct
3 Correct 12 ms 4168 KB Output is correct
4 Correct 11 ms 4172 KB Output is correct
5 Correct 12 ms 4172 KB Output is correct
6 Correct 12 ms 4260 KB Output is correct
7 Correct 12 ms 4172 KB Output is correct
8 Correct 12 ms 4172 KB Output is correct
9 Correct 12 ms 4172 KB Output is correct
10 Correct 13 ms 4172 KB Output is correct
11 Correct 13 ms 4256 KB Output is correct
12 Correct 12 ms 4264 KB Output is correct
13 Correct 12 ms 4172 KB Output is correct
14 Correct 14 ms 4168 KB Output is correct
15 Correct 12 ms 4264 KB Output is correct
16 Correct 12 ms 4172 KB Output is correct
17 Correct 12 ms 4172 KB Output is correct
18 Correct 12 ms 4260 KB Output is correct
19 Correct 12 ms 4260 KB Output is correct
20 Correct 12 ms 4264 KB Output is correct
21 Correct 12 ms 4260 KB Output is correct
22 Correct 12 ms 4260 KB Output is correct
23 Correct 12 ms 4172 KB Output is correct
24 Correct 12 ms 4172 KB Output is correct
25 Correct 12 ms 4260 KB Output is correct
26 Correct 12 ms 4172 KB Output is correct
27 Correct 12 ms 4260 KB Output is correct
28 Correct 12 ms 4172 KB Output is correct
29 Correct 12 ms 4172 KB Output is correct
30 Correct 12 ms 4172 KB Output is correct
31 Correct 12 ms 4172 KB Output is correct
32 Correct 12 ms 4264 KB Output is correct
33 Correct 14 ms 4264 KB Output is correct
34 Correct 12 ms 4260 KB Output is correct
35 Correct 12 ms 4264 KB Output is correct
36 Correct 12 ms 4260 KB Output is correct

Subtask #2
16.0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 12 ms 4172 KB Output is correct
2 Correct 12 ms 4256 KB Output is correct
3 Correct 11 ms 4172 KB Output is correct
4 Correct 12 ms 4176 KB Output is correct
5 Correct 12 ms 4168 KB Output is correct
6 Correct 12 ms 4172 KB Output is correct
7 Correct 12 ms 4172 KB Output is correct
8 Correct 12 ms 4172 KB Output is correct
9 Correct 14 ms 4252 KB Output is correct
10 Correct 13 ms 4172 KB Output is correct
11 Correct 12 ms 4260 KB Output is correct
12 Correct 12 ms 4260 KB Output is correct
13 Correct 12 ms 4256 KB Output is correct
14 Correct 12 ms 4256 KB Output is correct
15 Correct 12 ms 4172 KB Output is correct
16 Correct 11 ms 4260 KB Output is correct
17 Correct 13 ms 4256 KB Output is correct
18 Correct 12 ms 4256 KB Output is correct
19 Correct 12 ms 4172 KB Output is correct
20 Correct 12 ms 4264 KB Output is correct
21 Correct 12 ms 4172 KB Output is correct
22 Correct 12 ms 4172 KB Output is correct
23 Correct 12 ms 4224 KB Output is correct
24 Correct 12 ms 4264 KB Output is correct
25 Correct 14 ms 4260 KB Output is correct
26 Correct 13 ms 4256 KB Output is correct
27 Correct 12 ms 4260 KB Output is correct
28 Correct 13 ms 4260 KB Output is correct
29 Correct 12 ms 4164 KB Output is correct
30 Correct 13 ms 4172 KB Output is correct
31 Correct 16 ms 4172 KB Output is correct
32 Correct 16 ms 4172 KB Output is correct
33 Correct 12 ms 4260 KB Output is correct
34 Correct 14 ms 4260 KB Output is correct
35 Correct 14 ms 4172 KB Output is correct
36 Correct 13 ms 4172 KB Output is correct

Subtask #3
21.0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 12 ms 4260 KB Output is correct
2 Correct 12 ms 4172 KB Output is correct
3 Correct 13 ms 4172 KB Output is correct
4 Correct 12 ms 4264 KB Output is correct
5 Correct 12 ms 4260 KB Output is correct
6 Correct 12 ms 4172 KB Output is correct
7 Correct 13 ms 4260 KB Output is correct
8 Correct 12 ms 4180 KB Output is correct
9 Correct 13 ms 4168 KB Output is correct
10 Correct 14 ms 4260 KB Output is correct
11 Correct 12 ms 4172 KB Output is correct
12 Correct 12 ms 4256 KB Output is correct
13 Correct 12 ms 4172 KB Output is correct
14 Correct 12 ms 4172 KB Output is correct
15 Correct 12 ms 4172 KB Output is correct
16 Correct 12 ms 4172 KB Output is correct
17 Correct 14 ms 4172 KB Output is correct
18 Correct 20 ms 4172 KB Output is correct
19 Correct 14 ms 4172 KB Output is correct
20 Correct 12 ms 4172 KB Output is correct
21 Correct 14 ms 4172 KB Output is correct
22 Correct 17 ms 4164 KB Output is correct
23 Correct 15 ms 4172 KB Output is correct
24 Correct 15 ms 4260 KB Output is correct
25 Correct 17 ms 4168 KB Output is correct
26 Correct 18 ms 4172 KB Output is correct
27 Correct 30 ms 4168 KB Output is correct
28 Correct 41 ms 4172 KB Output is correct
29 Correct 40 ms 4172 KB Output is correct
30 Correct 12 ms 4260 KB Output is correct
31 Correct 31 ms 4180 KB Output is correct
32 Correct 38 ms 4180 KB Output is correct

Subtask #4
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 12 ms 4264 KB Output is correct
2 Correct 12 ms 4264 KB Output is correct
3 Correct 12 ms 4260 KB Output is correct
4 Correct 14 ms 4180 KB Output is correct
5 Correct 12 ms 4268 KB Output is correct
6 Correct 12 ms 4180 KB Output is correct
7 Correct 12 ms 4172 KB Output is correct
8 Correct 11 ms 4172 KB Output is correct
9 Correct 13 ms 4264 KB Output is correct
10 Correct 12 ms 4260 KB Output is correct
11 Correct 12 ms 4260 KB Output is correct
12 Correct 12 ms 4260 KB Output is correct
13 Correct 12 ms 4260 KB Output is correct
14 Correct 12 ms 4172 KB Output is correct
15 Correct 12 ms 4172 KB Output is correct
16 Correct 12 ms 4172 KB Output is correct
17 Correct 12 ms 4176 KB Output is correct
18 Correct 13 ms 4256 KB Output is correct
19 Correct 17 ms 4296 KB Output is correct
20 Correct 12 ms 4260 KB Output is correct
21 Correct 12 ms 4172 KB Output is correct
22 Correct 12 ms 4172 KB Output is correct
23 Correct 12 ms 4260 KB Output is correct
24 Correct 12 ms 4260 KB Output is correct
25 Correct 12 ms 4260 KB Output is correct
26 Correct 12 ms 4256 KB Output is correct
27 Correct 12 ms 4260 KB Output is correct
28 Correct 11 ms 4172 KB Output is correct
29 Correct 12 ms 4260 KB Output is correct
30 Correct 12 ms 4176 KB Output is correct
31 Correct 12 ms 4260 KB Output is correct
32 Correct 11 ms 4260 KB Output is correct
33 Correct 13 ms 4172 KB Output is correct
34 Correct 12 ms 4172 KB Output is correct
35 Correct 12 ms 4264 KB Output is correct
36 Correct 12 ms 4172 KB Output is correct
37 Correct 12 ms 4172 KB Output is correct
38 Correct 13 ms 4172 KB Output is correct
39 Correct 13 ms 4264 KB Output is correct
40 Correct 14 ms 4172 KB Output is correct
41 Correct 14 ms 4240 KB Output is correct
42 Correct 15 ms 4144 KB Output is correct
43 Correct 12 ms 4164 KB Output is correct
44 Correct 15 ms 4144 KB Output is correct
45 Correct 14 ms 4260 KB Output is correct
46 Correct 13 ms 4172 KB Output is correct
47 Correct 14 ms 4260 KB Output is correct
48 Correct 14 ms 4172 KB Output is correct
49 Correct 20 ms 4260 KB Output is correct
50 Correct 30 ms 4252 KB Output is correct
51 Correct 40 ms 4172 KB Output is correct
52 Correct 41 ms 4172 KB Output is correct
53 Correct 12 ms 4172 KB Output is correct
54 Correct 32 ms 4172 KB Output is correct
55 Correct 39 ms 4256 KB Output is correct
56 Correct 15 ms 4300 KB Output is correct
57 Correct 19 ms 4268 KB Output is correct
58 Correct 29 ms 4264 KB Output is correct
59 Correct 38 ms 4172 KB Output is correct
60 Correct 42 ms 4172 KB Output is correct
61 Correct 16 ms 4268 KB Output is correct
62 Correct 42 ms 4244 KB Output is correct
63 Correct 42 ms 4172 KB Output is correct
64 Correct 35 ms 4172 KB Output is correct
65 Correct 14 ms 4256 KB Output is correct
66 Correct 16 ms 4172 KB Output is correct
67 Correct 18 ms 4268 KB Output is correct
68 Correct 29 ms 4172 KB Output is correct
69 Correct 38 ms 4172 KB Output is correct
70 Correct 40 ms 4240 KB Output is correct
71 Correct 12 ms 4172 KB Output is correct
72 Correct 40 ms 4172 KB Output is correct
73 Correct 38 ms 4172 KB Output is correct
74 Correct 37 ms 4172 KB Output is correct

Subtask #5
0 / 29.0

# 결과 실행 시간 메모리 Grader output
1 Correct 11 ms 4256 KB Output is correct
2 Correct 12 ms 4256 KB Output is correct
3 Correct 11 ms 4172 KB Output is correct
4 Correct 12 ms 4172 KB Output is correct
5 Correct 11 ms 4172 KB Output is correct
6 Correct 12 ms 4260 KB Output is correct
7 Correct 12 ms 4256 KB Output is correct
8 Correct 12 ms 4172 KB Output is correct
9 Correct 12 ms 4172 KB Output is correct
10 Correct 12 ms 4172 KB Output is correct
11 Correct 13 ms 4172 KB Output is correct
12 Correct 14 ms 4184 KB Output is correct
13 Correct 13 ms 4260 KB Output is correct
14 Correct 15 ms 4256 KB Output is correct
15 Correct 12 ms 4172 KB Output is correct
16 Correct 12 ms 4256 KB Output is correct
17 Correct 12 ms 4172 KB Output is correct
18 Correct 12 ms 4256 KB Output is correct
19 Correct 12 ms 4264 KB Output is correct
20 Correct 12 ms 4264 KB Output is correct
21 Correct 12 ms 4172 KB Output is correct
22 Correct 12 ms 4264 KB Output is correct
23 Correct 13 ms 4264 KB Output is correct
24 Correct 12 ms 4172 KB Output is correct
25 Correct 12 ms 4172 KB Output is correct
26 Correct 13 ms 4172 KB Output is correct
27 Correct 14 ms 4172 KB Output is correct
28 Correct 14 ms 4172 KB Output is correct
29 Correct 14 ms 4164 KB Output is correct
30 Correct 12 ms 4260 KB Output is correct
31 Correct 15 ms 4172 KB Output is correct
32 Correct 13 ms 4172 KB Output is correct
33 Correct 13 ms 4256 KB Output is correct
34 Correct 14 ms 4172 KB Output is correct
35 Correct 13 ms 4264 KB Output is correct
36 Correct 18 ms 4172 KB Output is correct
37 Correct 30 ms 4172 KB Output is correct
38 Correct 53 ms 4172 KB Output is correct
39 Correct 52 ms 4172 KB Output is correct
40 Correct 12 ms 4172 KB Output is correct
41 Correct 31 ms 4172 KB Output is correct
42 Correct 37 ms 4168 KB Output is correct
43 Correct 14 ms 4256 KB Output is correct
44 Correct 18 ms 4260 KB Output is correct
45 Correct 28 ms 4172 KB Output is correct
46 Correct 38 ms 4172 KB Output is correct
47 Correct 55 ms 4164 KB Output is correct
48 Correct 12 ms 4172 KB Output is correct
49 Correct 40 ms 4168 KB Output is correct
50 Correct 41 ms 4172 KB Output is correct
51 Correct 27 ms 4172 KB Output is correct
52 Execution timed out 1086 ms 4172 KB Time limit exceeded
53 Halted 0 ms 0 KB -