#include<bits/stdc++.h>
#define X first
#define Y second
#define all(x) begin(x), end(x)
#define FOR(i, a, b) for(int i = (a); i <= (b); i++)
#define FORD(i, b, a) for(int i = (b); i >= (a); i--)
#define REP(i, a, b) for (int i = (a); i < (b); i++)
#define mxx max_element
#define mnn min_element
#define SQR(x) (1LL * (x) * (x))
#define MASK(i) (1LL << (i))
#define Point Vector
#define left Left
#define right Right
#define div Div
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
typedef double db;
typedef long double ld;
typedef pair<db, db> pdb;
typedef pair<ld, ld> pld;
typedef pair<int, int> pii;
typedef pair<int, pii> piii;
typedef pair<ll, ll> pll;
typedef pair<ll, pll> plll;
typedef pair<ll, int> pli;
typedef pair<ll, pii> plii;
template<class A, class B>
bool maximize(A& x, B y) {
if (x < y) return x = y, true; else return false;
}
template<class A, class B>
bool minimize(A& x, B y) {
if (x > y) return x = y, true; else return false;
}
/* END OF TEMPLATE */
const int N = 2e3 + 7;
int n, a[N], A, B;
ll pre[N];
ll getSum(int i, int j) {
return pre[j] - pre[i - 1];
}
namespace sub1 {
const int N = 107;
const int M = 45;
bool f[N][N];
ll solve(int m) {
ll res = 0;
FORD(x, M, 0) {
FOR(i, 0, n)
FOR(j, 0, m + 1) f[i][j] = false;
f[0][0] = true;
REP(i, 0, n)
FOR(j, 0, m)
if (f[i][j]) {
FOR(k, i + 1, n) {
ll sum = getSum(i + 1, k);
if ((sum & res) == res && (sum & MASK(x)) == 0 && (sum <= res + MASK(x) - 1)) {
f[k][j + 1] = true;
}
}
}
if (f[n][m]) continue;
res^=MASK(x);
}
return res;
}
void Process() {
ll res = 1e18;
FOR(x, A, B) minimize(res, solve(x));
cout<<res;
}
}
int main() {
ios_base::sync_with_stdio(0);
cin.tie(0);
cin>>n>>A>>B;
FOR(i, 1, n) {
cin>>a[i];
pre[i] = pre[i - 1] + a[i];
}
if (n <= 100) {
sub1::Process();
return 0;
}
return 0;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
344 KB |
Output is correct |
2 |
Incorrect |
1 ms |
348 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Incorrect |
0 ms |
348 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
348 KB |
Output is correct |
2 |
Incorrect |
0 ms |
348 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
348 KB |
Output is correct |
2 |
Incorrect |
0 ms |
348 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
348 KB |
Output is correct |
2 |
Incorrect |
1 ms |
504 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |