#include <bits/stdc++.h>
using namespace std;
const int N = 2e3 + 17, M = 1e2 + 17;
int f[N], a[N], n, u, v;
bool fz[M][M];
long long ans, s[N];
bool check (long long a, long long b, long long c)
{
return (a | b) < (b | c);
}
int main()
{
ios_base::sync_with_stdio(0);
cin.tie(0);
cout.tie(0);
cin >> n >> u >> v;
for (int i = 1; i <= n; ++i)
{
cin >> a[i];
s[i] = s[i - 1] + a[i];
}
if (u == 1)
{
for (int i = 40; i >= 0; --i)
{
long long x = 1LL << i;
for (int j = 1; j <= n; ++j)
{
f[j] = n + 1;
for (int k = 0; k < j; ++k)
{
if (check (s[j] - s[k], ans, x))
{
f[j] = min (f[j], f[k] + 1);
}
}
}
if (f[n] > v)
{
ans += x;
}
}
}
else
{
for (int i = 40; i >= 0; --i)
{
long long x = 1LL << i;
for (int j = 1; j <= n; ++j)
{
fz[j][0] = 1;
for (int k = 1; k <= n; ++k)
{
fz[j][k] = 0;
}
}
fz[0][0] = 1;
for (int j = 1; j <= n; ++j)
{
for (int k = 0; k < j; ++k)
{
if (check (s[j] - s[k], ans, x))
{
for (int t = 1; t <= j + 1; ++t)
{
fz[j][t] |= fz[k][t - 1];
}
}
}
}
bool z = 0;
for (int j = u; j <= v; ++j)
{
if (fz[n][j])
{
z = 1;
}
}
if (!z)
{
ans += x;
}
}
}
cout << ans;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
1 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 |
1 ms |
348 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
0 ms |
344 KB |
Output is correct |
10 |
Correct |
0 ms |
344 KB |
Output is correct |
11 |
Correct |
1 ms |
348 KB |
Output is correct |
12 |
Correct |
0 ms |
348 KB |
Output is correct |
13 |
Correct |
1 ms |
348 KB |
Output is correct |
14 |
Incorrect |
0 ms |
600 KB |
Output isn't correct |
15 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
348 KB |
Output is correct |
5 |
Correct |
1 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 |
344 KB |
Output is correct |
11 |
Correct |
0 ms |
344 KB |
Output is correct |
12 |
Correct |
0 ms |
348 KB |
Output is correct |
13 |
Correct |
0 ms |
348 KB |
Output is correct |
14 |
Incorrect |
0 ms |
348 KB |
Output isn't correct |
15 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
348 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 |
0 ms |
348 KB |
Output is correct |
15 |
Correct |
0 ms |
344 KB |
Output is correct |
16 |
Correct |
1 ms |
348 KB |
Output is correct |
17 |
Correct |
1 ms |
348 KB |
Output is correct |
18 |
Correct |
1 ms |
348 KB |
Output is correct |
19 |
Correct |
0 ms |
348 KB |
Output is correct |
20 |
Correct |
0 ms |
348 KB |
Output is correct |
21 |
Correct |
0 ms |
348 KB |
Output is correct |
22 |
Correct |
0 ms |
348 KB |
Output is correct |
23 |
Correct |
0 ms |
348 KB |
Output is correct |
24 |
Correct |
0 ms |
348 KB |
Output is correct |
25 |
Correct |
1 ms |
348 KB |
Output is correct |
26 |
Correct |
0 ms |
348 KB |
Output is correct |
27 |
Correct |
1 ms |
348 KB |
Output is correct |
28 |
Correct |
1 ms |
420 KB |
Output is correct |
29 |
Correct |
1 ms |
348 KB |
Output is correct |
30 |
Correct |
1 ms |
344 KB |
Output is correct |
31 |
Correct |
1 ms |
344 KB |
Output is correct |
32 |
Correct |
1 ms |
348 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
348 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 |
1 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 |
348 KB |
Output is correct |
13 |
Correct |
0 ms |
348 KB |
Output is correct |
14 |
Incorrect |
0 ms |
348 KB |
Output isn't correct |
15 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
348 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 |
1 ms |
348 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
1 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 |
348 KB |
Output is correct |
13 |
Correct |
0 ms |
420 KB |
Output is correct |
14 |
Correct |
0 ms |
356 KB |
Output is correct |
15 |
Correct |
0 ms |
356 KB |
Output is correct |
16 |
Correct |
1 ms |
356 KB |
Output is correct |
17 |
Correct |
0 ms |
352 KB |
Output is correct |
18 |
Correct |
0 ms |
356 KB |
Output is correct |
19 |
Correct |
0 ms |
356 KB |
Output is correct |
20 |
Correct |
0 ms |
356 KB |
Output is correct |
21 |
Correct |
0 ms |
360 KB |
Output is correct |
22 |
Correct |
0 ms |
360 KB |
Output is correct |
23 |
Correct |
0 ms |
532 KB |
Output is correct |
24 |
Correct |
0 ms |
348 KB |
Output is correct |
25 |
Correct |
0 ms |
348 KB |
Output is correct |
26 |
Correct |
0 ms |
344 KB |
Output is correct |
27 |
Correct |
1 ms |
344 KB |
Output is correct |
28 |
Correct |
1 ms |
344 KB |
Output is correct |
29 |
Correct |
0 ms |
348 KB |
Output is correct |
30 |
Correct |
0 ms |
348 KB |
Output is correct |
31 |
Correct |
0 ms |
348 KB |
Output is correct |
32 |
Correct |
1 ms |
348 KB |
Output is correct |
33 |
Correct |
1 ms |
348 KB |
Output is correct |
34 |
Correct |
0 ms |
344 KB |
Output is correct |
35 |
Correct |
1 ms |
344 KB |
Output is correct |
36 |
Correct |
0 ms |
348 KB |
Output is correct |
37 |
Correct |
1 ms |
348 KB |
Output is correct |
38 |
Correct |
1 ms |
600 KB |
Output is correct |
39 |
Correct |
1 ms |
348 KB |
Output is correct |
40 |
Correct |
1 ms |
344 KB |
Output is correct |
41 |
Correct |
1 ms |
344 KB |
Output is correct |
42 |
Correct |
1 ms |
348 KB |
Output is correct |
43 |
Correct |
1 ms |
348 KB |
Output is correct |
44 |
Correct |
1 ms |
348 KB |
Output is correct |
45 |
Correct |
1 ms |
348 KB |
Output is correct |
46 |
Correct |
1 ms |
680 KB |
Output is correct |
47 |
Correct |
0 ms |
348 KB |
Output is correct |
48 |
Correct |
1 ms |
348 KB |
Output is correct |
49 |
Correct |
1 ms |
348 KB |
Output is correct |
50 |
Correct |
1 ms |
348 KB |
Output is correct |
51 |
Correct |
1 ms |
348 KB |
Output is correct |
52 |
Correct |
6 ms |
348 KB |
Output is correct |
53 |
Correct |
9 ms |
348 KB |
Output is correct |
54 |
Correct |
17 ms |
488 KB |
Output is correct |
55 |
Correct |
17 ms |
348 KB |
Output is correct |
56 |
Correct |
58 ms |
348 KB |
Output is correct |
57 |
Correct |
55 ms |
344 KB |
Output is correct |
58 |
Correct |
53 ms |
348 KB |
Output is correct |
59 |
Correct |
53 ms |
344 KB |
Output is correct |
60 |
Correct |
61 ms |
352 KB |
Output is correct |
61 |
Correct |
1 ms |
600 KB |
Output is correct |
62 |
Correct |
9 ms |
348 KB |
Output is correct |
63 |
Correct |
18 ms |
348 KB |
Output is correct |
64 |
Correct |
16 ms |
348 KB |
Output is correct |
65 |
Correct |
29 ms |
348 KB |
Output is correct |
66 |
Correct |
42 ms |
348 KB |
Output is correct |
67 |
Correct |
57 ms |
464 KB |
Output is correct |
68 |
Correct |
58 ms |
348 KB |
Output is correct |
69 |
Correct |
53 ms |
464 KB |
Output is correct |