#include <bits/stdc++.h>
using namespace std;
const int N = 2005, M = 105;
int n, a, b;
int64_t pre[N];
bool check1(int64_t cur, int bt) {
vector<bool> ok(n + 1, 0);
ok[0] = 1;
for (int i = 1; i <= n; i++) {
for (int j = 0; j < i; j++) if (ok[j]) {
int64_t f = (pre[i] - pre[j]) >> bt, s = cur >> bt;
if ((f | s) == s) ok[i] = 1;
}
}
return ok[n];
}
bool dp[N][N];
bool check(int64_t cur, int bt) {
if (n > 100)
return check1(cur, bt);
memset(dp, 0, sizeof dp);
dp[0][0] = 1;
for (int i = 1; i <= n; i++) {
for (int j = 0; j < i; j++) {
int64_t f = (pre[i] - pre[j]) >> bt, s = cur >> bt;
if ((f | s) == s) {
for (int k = 1; k <= j + 1; k++)
dp[i][k] |= dp[j][k - 1];
}
}
}
for (int i = a; i <= b; i++)
if (dp[n][i]) return 1;
return 0;
}
signed main() {
cin.tie(0), cout.tie(0) -> sync_with_stdio(0);
cin >> n >> a >> b;
for (int i = 1, x; i <= n; i++)
cin >> x, pre[i] = pre[i - 1] + x;
int64_t res = 0;
for (int i = 40; ~i; i--) {
if (!check(res, i))
res |= 1ll << i;
}
cout << res;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
6 ms |
4172 KB |
Output is correct |
2 |
Correct |
7 ms |
4172 KB |
Output is correct |
3 |
Correct |
10 ms |
4244 KB |
Output is correct |
4 |
Correct |
6 ms |
4172 KB |
Output is correct |
5 |
Correct |
11 ms |
4244 KB |
Output is correct |
6 |
Correct |
7 ms |
4172 KB |
Output is correct |
7 |
Correct |
7 ms |
4244 KB |
Output is correct |
8 |
Correct |
7 ms |
4172 KB |
Output is correct |
9 |
Correct |
7 ms |
4244 KB |
Output is correct |
10 |
Correct |
8 ms |
4172 KB |
Output is correct |
11 |
Correct |
7 ms |
4172 KB |
Output is correct |
12 |
Correct |
6 ms |
4244 KB |
Output is correct |
13 |
Correct |
6 ms |
4172 KB |
Output is correct |
14 |
Correct |
7 ms |
4172 KB |
Output is correct |
15 |
Correct |
6 ms |
4172 KB |
Output is correct |
16 |
Correct |
6 ms |
4172 KB |
Output is correct |
17 |
Correct |
6 ms |
4172 KB |
Output is correct |
18 |
Correct |
9 ms |
4252 KB |
Output is correct |
19 |
Correct |
6 ms |
4172 KB |
Output is correct |
20 |
Correct |
6 ms |
4248 KB |
Output is correct |
21 |
Correct |
6 ms |
4244 KB |
Output is correct |
22 |
Correct |
6 ms |
4172 KB |
Output is correct |
23 |
Correct |
6 ms |
4172 KB |
Output is correct |
24 |
Correct |
6 ms |
4172 KB |
Output is correct |
25 |
Correct |
7 ms |
4172 KB |
Output is correct |
26 |
Correct |
7 ms |
4172 KB |
Output is correct |
27 |
Correct |
6 ms |
4172 KB |
Output is correct |
28 |
Correct |
7 ms |
4180 KB |
Output is correct |
29 |
Correct |
6 ms |
4172 KB |
Output is correct |
30 |
Correct |
6 ms |
4248 KB |
Output is correct |
31 |
Correct |
6 ms |
4172 KB |
Output is correct |
32 |
Correct |
6 ms |
4248 KB |
Output is correct |
33 |
Correct |
5 ms |
4172 KB |
Output is correct |
34 |
Correct |
6 ms |
4172 KB |
Output is correct |
35 |
Correct |
6 ms |
4172 KB |
Output is correct |
36 |
Correct |
6 ms |
4244 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
6 ms |
4172 KB |
Output is correct |
2 |
Correct |
7 ms |
4172 KB |
Output is correct |
3 |
Correct |
6 ms |
4172 KB |
Output is correct |
4 |
Correct |
7 ms |
4172 KB |
Output is correct |
5 |
Correct |
6 ms |
4172 KB |
Output is correct |
6 |
Correct |
6 ms |
4172 KB |
Output is correct |
7 |
Correct |
6 ms |
4172 KB |
Output is correct |
8 |
Correct |
6 ms |
4172 KB |
Output is correct |
9 |
Correct |
7 ms |
4172 KB |
Output is correct |
10 |
Correct |
7 ms |
4248 KB |
Output is correct |
11 |
Correct |
7 ms |
4176 KB |
Output is correct |
12 |
Correct |
6 ms |
4244 KB |
Output is correct |
13 |
Correct |
7 ms |
4172 KB |
Output is correct |
14 |
Correct |
6 ms |
4244 KB |
Output is correct |
15 |
Correct |
5 ms |
4172 KB |
Output is correct |
16 |
Correct |
6 ms |
4172 KB |
Output is correct |
17 |
Correct |
7 ms |
4172 KB |
Output is correct |
18 |
Correct |
6 ms |
4244 KB |
Output is correct |
19 |
Correct |
5 ms |
4172 KB |
Output is correct |
20 |
Correct |
6 ms |
4248 KB |
Output is correct |
21 |
Correct |
6 ms |
4172 KB |
Output is correct |
22 |
Correct |
6 ms |
4172 KB |
Output is correct |
23 |
Correct |
6 ms |
4244 KB |
Output is correct |
24 |
Correct |
7 ms |
4240 KB |
Output is correct |
25 |
Correct |
6 ms |
4352 KB |
Output is correct |
26 |
Correct |
5 ms |
4172 KB |
Output is correct |
27 |
Correct |
6 ms |
4172 KB |
Output is correct |
28 |
Correct |
6 ms |
4172 KB |
Output is correct |
29 |
Correct |
6 ms |
4172 KB |
Output is correct |
30 |
Correct |
6 ms |
4176 KB |
Output is correct |
31 |
Correct |
7 ms |
4172 KB |
Output is correct |
32 |
Correct |
7 ms |
4248 KB |
Output is correct |
33 |
Correct |
7 ms |
4172 KB |
Output is correct |
34 |
Correct |
6 ms |
4172 KB |
Output is correct |
35 |
Correct |
7 ms |
4172 KB |
Output is correct |
36 |
Correct |
6 ms |
4172 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
6 ms |
4172 KB |
Output is correct |
2 |
Correct |
6 ms |
4172 KB |
Output is correct |
3 |
Correct |
6 ms |
4252 KB |
Output is correct |
4 |
Correct |
6 ms |
4172 KB |
Output is correct |
5 |
Correct |
6 ms |
4172 KB |
Output is correct |
6 |
Correct |
6 ms |
4252 KB |
Output is correct |
7 |
Correct |
6 ms |
4172 KB |
Output is correct |
8 |
Correct |
8 ms |
4224 KB |
Output is correct |
9 |
Correct |
6 ms |
4172 KB |
Output is correct |
10 |
Correct |
7 ms |
4192 KB |
Output is correct |
11 |
Correct |
6 ms |
4172 KB |
Output is correct |
12 |
Correct |
6 ms |
4172 KB |
Output is correct |
13 |
Correct |
7 ms |
4172 KB |
Output is correct |
14 |
Correct |
7 ms |
4244 KB |
Output is correct |
15 |
Correct |
7 ms |
4248 KB |
Output is correct |
16 |
Correct |
7 ms |
4172 KB |
Output is correct |
17 |
Correct |
7 ms |
4252 KB |
Output is correct |
18 |
Correct |
7 ms |
4244 KB |
Output is correct |
19 |
Correct |
7 ms |
4172 KB |
Output is correct |
20 |
Correct |
8 ms |
4172 KB |
Output is correct |
21 |
Correct |
6 ms |
4172 KB |
Output is correct |
22 |
Correct |
7 ms |
4172 KB |
Output is correct |
23 |
Correct |
6 ms |
4172 KB |
Output is correct |
24 |
Correct |
6 ms |
4172 KB |
Output is correct |
25 |
Correct |
6 ms |
4172 KB |
Output is correct |
26 |
Correct |
8 ms |
4172 KB |
Output is correct |
27 |
Correct |
10 ms |
4172 KB |
Output is correct |
28 |
Correct |
13 ms |
4172 KB |
Output is correct |
29 |
Correct |
11 ms |
4176 KB |
Output is correct |
30 |
Correct |
10 ms |
4172 KB |
Output is correct |
31 |
Correct |
10 ms |
4176 KB |
Output is correct |
32 |
Correct |
10 ms |
4252 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
7 ms |
4172 KB |
Output is correct |
2 |
Correct |
7 ms |
4180 KB |
Output is correct |
3 |
Correct |
8 ms |
4172 KB |
Output is correct |
4 |
Correct |
10 ms |
4260 KB |
Output is correct |
5 |
Correct |
9 ms |
4248 KB |
Output is correct |
6 |
Correct |
8 ms |
4256 KB |
Output is correct |
7 |
Correct |
6 ms |
4172 KB |
Output is correct |
8 |
Correct |
6 ms |
4180 KB |
Output is correct |
9 |
Correct |
6 ms |
4176 KB |
Output is correct |
10 |
Correct |
6 ms |
4172 KB |
Output is correct |
11 |
Correct |
6 ms |
4172 KB |
Output is correct |
12 |
Correct |
6 ms |
4176 KB |
Output is correct |
13 |
Correct |
6 ms |
4176 KB |
Output is correct |
14 |
Correct |
6 ms |
4172 KB |
Output is correct |
15 |
Correct |
6 ms |
4184 KB |
Output is correct |
16 |
Correct |
6 ms |
4248 KB |
Output is correct |
17 |
Correct |
6 ms |
4176 KB |
Output is correct |
18 |
Correct |
6 ms |
4248 KB |
Output is correct |
19 |
Correct |
8 ms |
4176 KB |
Output is correct |
20 |
Correct |
7 ms |
4232 KB |
Output is correct |
21 |
Correct |
8 ms |
4252 KB |
Output is correct |
22 |
Correct |
6 ms |
4176 KB |
Output is correct |
23 |
Correct |
6 ms |
4248 KB |
Output is correct |
24 |
Correct |
5 ms |
4172 KB |
Output is correct |
25 |
Correct |
6 ms |
4248 KB |
Output is correct |
26 |
Correct |
6 ms |
4176 KB |
Output is correct |
27 |
Correct |
6 ms |
4172 KB |
Output is correct |
28 |
Correct |
5 ms |
4172 KB |
Output is correct |
29 |
Correct |
5 ms |
4176 KB |
Output is correct |
30 |
Correct |
6 ms |
4136 KB |
Output is correct |
31 |
Correct |
7 ms |
4176 KB |
Output is correct |
32 |
Correct |
6 ms |
4176 KB |
Output is correct |
33 |
Correct |
6 ms |
4184 KB |
Output is correct |
34 |
Correct |
6 ms |
4176 KB |
Output is correct |
35 |
Correct |
6 ms |
4176 KB |
Output is correct |
36 |
Correct |
6 ms |
4184 KB |
Output is correct |
37 |
Correct |
6 ms |
4176 KB |
Output is correct |
38 |
Correct |
6 ms |
4176 KB |
Output is correct |
39 |
Correct |
6 ms |
4256 KB |
Output is correct |
40 |
Correct |
7 ms |
4176 KB |
Output is correct |
41 |
Correct |
6 ms |
4172 KB |
Output is correct |
42 |
Correct |
6 ms |
4172 KB |
Output is correct |
43 |
Correct |
6 ms |
4172 KB |
Output is correct |
44 |
Correct |
6 ms |
4172 KB |
Output is correct |
45 |
Correct |
7 ms |
4172 KB |
Output is correct |
46 |
Correct |
7 ms |
4244 KB |
Output is correct |
47 |
Correct |
6 ms |
4172 KB |
Output is correct |
48 |
Correct |
9 ms |
4172 KB |
Output is correct |
49 |
Correct |
8 ms |
4172 KB |
Output is correct |
50 |
Correct |
11 ms |
4248 KB |
Output is correct |
51 |
Correct |
11 ms |
4248 KB |
Output is correct |
52 |
Correct |
10 ms |
4172 KB |
Output is correct |
53 |
Correct |
10 ms |
4172 KB |
Output is correct |
54 |
Correct |
11 ms |
4172 KB |
Output is correct |
55 |
Correct |
10 ms |
4248 KB |
Output is correct |
56 |
Correct |
7 ms |
4172 KB |
Output is correct |
57 |
Correct |
8 ms |
4172 KB |
Output is correct |
58 |
Correct |
8 ms |
4248 KB |
Output is correct |
59 |
Correct |
10 ms |
4172 KB |
Output is correct |
60 |
Correct |
7 ms |
4172 KB |
Output is correct |
61 |
Correct |
7 ms |
4172 KB |
Output is correct |
62 |
Correct |
9 ms |
4252 KB |
Output is correct |
63 |
Correct |
7 ms |
4252 KB |
Output is correct |
64 |
Correct |
10 ms |
4176 KB |
Output is correct |
65 |
Correct |
6 ms |
4180 KB |
Output is correct |
66 |
Correct |
6 ms |
4176 KB |
Output is correct |
67 |
Correct |
9 ms |
4180 KB |
Output is correct |
68 |
Correct |
7 ms |
4172 KB |
Output is correct |
69 |
Correct |
7 ms |
4172 KB |
Output is correct |
70 |
Correct |
7 ms |
4172 KB |
Output is correct |
71 |
Correct |
7 ms |
4172 KB |
Output is correct |
72 |
Correct |
8 ms |
4172 KB |
Output is correct |
73 |
Correct |
8 ms |
4172 KB |
Output is correct |
74 |
Correct |
7 ms |
4172 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
6 ms |
4172 KB |
Output is correct |
2 |
Correct |
7 ms |
4248 KB |
Output is correct |
3 |
Correct |
7 ms |
4172 KB |
Output is correct |
4 |
Correct |
6 ms |
4172 KB |
Output is correct |
5 |
Correct |
6 ms |
4172 KB |
Output is correct |
6 |
Correct |
8 ms |
4244 KB |
Output is correct |
7 |
Correct |
6 ms |
4172 KB |
Output is correct |
8 |
Correct |
5 ms |
4248 KB |
Output is correct |
9 |
Correct |
6 ms |
4184 KB |
Output is correct |
10 |
Correct |
6 ms |
4172 KB |
Output is correct |
11 |
Correct |
6 ms |
4172 KB |
Output is correct |
12 |
Correct |
6 ms |
4172 KB |
Output is correct |
13 |
Correct |
5 ms |
4172 KB |
Output is correct |
14 |
Correct |
6 ms |
4244 KB |
Output is correct |
15 |
Correct |
6 ms |
4172 KB |
Output is correct |
16 |
Correct |
7 ms |
4172 KB |
Output is correct |
17 |
Correct |
8 ms |
4248 KB |
Output is correct |
18 |
Correct |
6 ms |
4172 KB |
Output is correct |
19 |
Correct |
9 ms |
4172 KB |
Output is correct |
20 |
Correct |
7 ms |
4172 KB |
Output is correct |
21 |
Correct |
6 ms |
4172 KB |
Output is correct |
22 |
Correct |
6 ms |
4172 KB |
Output is correct |
23 |
Correct |
6 ms |
4172 KB |
Output is correct |
24 |
Correct |
6 ms |
4172 KB |
Output is correct |
25 |
Correct |
6 ms |
4172 KB |
Output is correct |
26 |
Correct |
6 ms |
4248 KB |
Output is correct |
27 |
Correct |
6 ms |
4252 KB |
Output is correct |
28 |
Correct |
7 ms |
4172 KB |
Output is correct |
29 |
Correct |
6 ms |
4172 KB |
Output is correct |
30 |
Correct |
7 ms |
4172 KB |
Output is correct |
31 |
Correct |
6 ms |
4172 KB |
Output is correct |
32 |
Correct |
7 ms |
4248 KB |
Output is correct |
33 |
Correct |
6 ms |
4172 KB |
Output is correct |
34 |
Correct |
6 ms |
4172 KB |
Output is correct |
35 |
Correct |
7 ms |
4248 KB |
Output is correct |
36 |
Correct |
9 ms |
4284 KB |
Output is correct |
37 |
Correct |
9 ms |
4176 KB |
Output is correct |
38 |
Correct |
9 ms |
4244 KB |
Output is correct |
39 |
Correct |
10 ms |
4180 KB |
Output is correct |
40 |
Correct |
10 ms |
4256 KB |
Output is correct |
41 |
Correct |
11 ms |
4172 KB |
Output is correct |
42 |
Correct |
9 ms |
4172 KB |
Output is correct |
43 |
Correct |
6 ms |
4172 KB |
Output is correct |
44 |
Correct |
9 ms |
4252 KB |
Output is correct |
45 |
Correct |
9 ms |
4252 KB |
Output is correct |
46 |
Correct |
9 ms |
4252 KB |
Output is correct |
47 |
Correct |
7 ms |
4172 KB |
Output is correct |
48 |
Correct |
7 ms |
4172 KB |
Output is correct |
49 |
Correct |
8 ms |
4252 KB |
Output is correct |
50 |
Correct |
7 ms |
4248 KB |
Output is correct |
51 |
Incorrect |
1 ms |
204 KB |
Output isn't correct |
52 |
Halted |
0 ms |
0 KB |
- |