#include <iostream>
using namespace std;
const int NMAX = 2e3 + 2;
const long long INF = 1LL * 1e16;
int N, A, B;
int v[NMAX];
long long dp[NMAX][NMAX];
long long sp[NMAX];
static inline void Read()
{
cin.tie(nullptr);
ios_base :: sync_with_stdio(false);
cin >> N >> A >> B;
for(int i = 1; i <= N; ++i)
cin >> v[i], sp[i] = sp[i - 1] + 1LL * v[i];
return;
}
static inline long long mymin (long long a, long long b)
{
return ((a < b) ? a : b);
}
static inline long long Query (int left, int right)
{
return (sp[right] - sp[left - 1]);
}
static inline void Solve()
{
for(int i = 0; i <= N; ++i)
for(int j = 0; j <= N; ++j)
dp[i][j] = INF;
for(int i = 1; i <= N; ++i)
dp[i][1] = Query(1, i);
for(int i = 2; i <= N; ++i)
for(int j = 2; j <= i; ++j)
for(int k = 2; k <= i; ++k)
dp[i][j] = mymin(dp[i][j], dp[k - 1][j - 1] | Query(k, i));
long long ans = INF;
for(int i = A; i <= B; ++i)
ans = mymin(ans, dp[N][i]);
cout << ans << '\n';
return;
}
int main()
{
Read();
Solve();
return 0;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
340 KB |
Output is correct |
2 |
Incorrect |
1 ms |
340 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
340 KB |
Output is correct |
2 |
Incorrect |
1 ms |
340 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
340 KB |
Output is correct |
2 |
Incorrect |
0 ms |
340 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
340 KB |
Output is correct |
2 |
Incorrect |
0 ms |
340 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
340 KB |
Output is correct |
2 |
Incorrect |
0 ms |
340 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |