using namespace std;
#include <iostream>
#include <cstring>
#define MAXN 2005
int N,A,B;
long long a[MAXN],pref[MAXN],dp2[MAXN];
bool dp[MAXN][MAXN];
void solve() {
long long pre = 0;
for(int i = 60;i >= 0;--i) {
long long r = pre + (1ll << i) - 1;
// cout << pre << " " << l << " " << r << endl;
memset(dp,0,sizeof(dp));
dp[0][0] = true;
for(int j = 1;j <= N;++j) {
for(int k = 1;k <= N;++k) {
for(int t = 0;t < j;++t) {
if(dp[t][k - 1] && ((pref[j] - pref[t]) | r) == r) {
dp[j][k] = true;
break;
}
}
}
}
bool uwu = false;
for(int j = A;j <= B;++j) {
uwu |= dp[N][j];
}
if(!uwu) {
pre |= (1ll << i);
}
}
cout << pre << endl;
}
void solve2() {
long long pre = 0;
for(int i = 60;i >= 0;--i) {
long long r = pre + (1ll << i) - 1;
// cout << pre << " " << l << " " << r << endl;
dp2[0] = 0;
for(int j = 1;j <= N;++j) {
dp2[j] = N + 1;
for(int k = 0;k < j;++k) {
if(((pref[j] - pref[k]) | r) == r) {
dp2[j] = min(dp2[j],dp2[k] + 1);
}
}
}
if(dp2[N] <= B) {
pre |= (1ll << i);
}
}
cout << pre << endl;
}
int main() {
ios_base::sync_with_stdio(0);
cin.tie(0);
cin >> N >> A >> B;
for(int i = 0;i < N;++i) {
cin >> a[i];
pref[i + 1] = a[i] + pref[i];
}
if(A == 1) {
solve();
}else{
solve2();
}
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
7 ms |
4172 KB |
Output is correct |
2 |
Correct |
8 ms |
4248 KB |
Output is correct |
3 |
Correct |
8 ms |
4172 KB |
Output is correct |
4 |
Correct |
11 ms |
4172 KB |
Output is correct |
5 |
Correct |
10 ms |
4248 KB |
Output is correct |
6 |
Correct |
12 ms |
4172 KB |
Output is correct |
7 |
Correct |
8 ms |
4172 KB |
Output is correct |
8 |
Correct |
10 ms |
4372 KB |
Output is correct |
9 |
Correct |
8 ms |
4176 KB |
Output is correct |
10 |
Correct |
7 ms |
4172 KB |
Output is correct |
11 |
Correct |
8 ms |
4172 KB |
Output is correct |
12 |
Correct |
8 ms |
4248 KB |
Output is correct |
13 |
Correct |
8 ms |
4248 KB |
Output is correct |
14 |
Incorrect |
1 ms |
204 KB |
Output isn't correct |
15 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
7 ms |
4172 KB |
Output is correct |
2 |
Correct |
10 ms |
4252 KB |
Output is correct |
3 |
Correct |
7 ms |
4172 KB |
Output is correct |
4 |
Correct |
7 ms |
4252 KB |
Output is correct |
5 |
Correct |
7 ms |
4172 KB |
Output is correct |
6 |
Correct |
9 ms |
4252 KB |
Output is correct |
7 |
Correct |
10 ms |
4172 KB |
Output is correct |
8 |
Correct |
8 ms |
4172 KB |
Output is correct |
9 |
Correct |
8 ms |
4172 KB |
Output is correct |
10 |
Correct |
9 ms |
4252 KB |
Output is correct |
11 |
Correct |
8 ms |
4172 KB |
Output is correct |
12 |
Correct |
8 ms |
4172 KB |
Output is correct |
13 |
Correct |
8 ms |
4172 KB |
Output is correct |
14 |
Incorrect |
0 ms |
332 KB |
Output isn't correct |
15 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
7 ms |
4172 KB |
Output is correct |
2 |
Correct |
8 ms |
4172 KB |
Output is correct |
3 |
Correct |
9 ms |
4172 KB |
Output is correct |
4 |
Correct |
10 ms |
4172 KB |
Output is correct |
5 |
Correct |
7 ms |
4248 KB |
Output is correct |
6 |
Correct |
8 ms |
4172 KB |
Output is correct |
7 |
Correct |
8 ms |
4172 KB |
Output is correct |
8 |
Correct |
8 ms |
4172 KB |
Output is correct |
9 |
Correct |
8 ms |
4172 KB |
Output is correct |
10 |
Correct |
8 ms |
4172 KB |
Output is correct |
11 |
Correct |
9 ms |
4172 KB |
Output is correct |
12 |
Correct |
8 ms |
4172 KB |
Output is correct |
13 |
Correct |
12 ms |
4252 KB |
Output is correct |
14 |
Correct |
9 ms |
4172 KB |
Output is correct |
15 |
Correct |
9 ms |
4300 KB |
Output is correct |
16 |
Correct |
10 ms |
4252 KB |
Output is correct |
17 |
Correct |
10 ms |
4248 KB |
Output is correct |
18 |
Correct |
12 ms |
4256 KB |
Output is correct |
19 |
Correct |
13 ms |
4252 KB |
Output is correct |
20 |
Correct |
12 ms |
4256 KB |
Output is correct |
21 |
Correct |
14 ms |
4248 KB |
Output is correct |
22 |
Correct |
12 ms |
4172 KB |
Output is correct |
23 |
Correct |
12 ms |
4252 KB |
Output is correct |
24 |
Correct |
12 ms |
4172 KB |
Output is correct |
25 |
Correct |
16 ms |
4252 KB |
Output is correct |
26 |
Correct |
23 ms |
4248 KB |
Output is correct |
27 |
Correct |
50 ms |
4172 KB |
Output is correct |
28 |
Correct |
39 ms |
4232 KB |
Output is correct |
29 |
Correct |
55 ms |
4172 KB |
Output is correct |
30 |
Correct |
39 ms |
4172 KB |
Output is correct |
31 |
Correct |
42 ms |
4172 KB |
Output is correct |
32 |
Correct |
40 ms |
4172 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
9 ms |
4252 KB |
Output is correct |
2 |
Correct |
11 ms |
4248 KB |
Output is correct |
3 |
Correct |
15 ms |
4172 KB |
Output is correct |
4 |
Correct |
14 ms |
4172 KB |
Output is correct |
5 |
Correct |
12 ms |
4252 KB |
Output is correct |
6 |
Correct |
14 ms |
4248 KB |
Output is correct |
7 |
Correct |
14 ms |
4248 KB |
Output is correct |
8 |
Correct |
14 ms |
4248 KB |
Output is correct |
9 |
Correct |
14 ms |
4172 KB |
Output is correct |
10 |
Correct |
10 ms |
4172 KB |
Output is correct |
11 |
Correct |
9 ms |
4172 KB |
Output is correct |
12 |
Correct |
9 ms |
4172 KB |
Output is correct |
13 |
Correct |
11 ms |
4172 KB |
Output is correct |
14 |
Incorrect |
0 ms |
204 KB |
Output isn't correct |
15 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
10 ms |
4248 KB |
Output is correct |
2 |
Correct |
16 ms |
4300 KB |
Output is correct |
3 |
Correct |
8 ms |
4172 KB |
Output is correct |
4 |
Correct |
10 ms |
4172 KB |
Output is correct |
5 |
Correct |
8 ms |
4172 KB |
Output is correct |
6 |
Correct |
7 ms |
4172 KB |
Output is correct |
7 |
Correct |
13 ms |
4172 KB |
Output is correct |
8 |
Correct |
10 ms |
4172 KB |
Output is correct |
9 |
Correct |
14 ms |
4252 KB |
Output is correct |
10 |
Correct |
7 ms |
4172 KB |
Output is correct |
11 |
Correct |
7 ms |
4172 KB |
Output is correct |
12 |
Correct |
8 ms |
4220 KB |
Output is correct |
13 |
Correct |
14 ms |
4172 KB |
Output is correct |
14 |
Correct |
8 ms |
4172 KB |
Output is correct |
15 |
Correct |
8 ms |
4256 KB |
Output is correct |
16 |
Correct |
11 ms |
4172 KB |
Output is correct |
17 |
Correct |
9 ms |
4240 KB |
Output is correct |
18 |
Correct |
8 ms |
4172 KB |
Output is correct |
19 |
Correct |
8 ms |
4172 KB |
Output is correct |
20 |
Correct |
8 ms |
4216 KB |
Output is correct |
21 |
Correct |
8 ms |
4172 KB |
Output is correct |
22 |
Correct |
8 ms |
4172 KB |
Output is correct |
23 |
Correct |
9 ms |
4252 KB |
Output is correct |
24 |
Correct |
11 ms |
4172 KB |
Output is correct |
25 |
Correct |
8 ms |
4252 KB |
Output is correct |
26 |
Correct |
12 ms |
4172 KB |
Output is correct |
27 |
Correct |
11 ms |
4172 KB |
Output is correct |
28 |
Correct |
12 ms |
4172 KB |
Output is correct |
29 |
Correct |
15 ms |
4172 KB |
Output is correct |
30 |
Correct |
11 ms |
4172 KB |
Output is correct |
31 |
Correct |
12 ms |
4172 KB |
Output is correct |
32 |
Correct |
12 ms |
4172 KB |
Output is correct |
33 |
Correct |
13 ms |
4172 KB |
Output is correct |
34 |
Correct |
12 ms |
4256 KB |
Output is correct |
35 |
Correct |
29 ms |
4160 KB |
Output is correct |
36 |
Correct |
23 ms |
4172 KB |
Output is correct |
37 |
Correct |
29 ms |
4172 KB |
Output is correct |
38 |
Correct |
40 ms |
4172 KB |
Output is correct |
39 |
Correct |
37 ms |
4248 KB |
Output is correct |
40 |
Correct |
36 ms |
4172 KB |
Output is correct |
41 |
Correct |
35 ms |
4172 KB |
Output is correct |
42 |
Correct |
41 ms |
4228 KB |
Output is correct |
43 |
Correct |
16 ms |
4252 KB |
Output is correct |
44 |
Correct |
24 ms |
4248 KB |
Output is correct |
45 |
Correct |
34 ms |
4292 KB |
Output is correct |
46 |
Correct |
42 ms |
4172 KB |
Output is correct |
47 |
Correct |
46 ms |
4232 KB |
Output is correct |
48 |
Correct |
53 ms |
4172 KB |
Output is correct |
49 |
Correct |
45 ms |
4172 KB |
Output is correct |
50 |
Correct |
42 ms |
4232 KB |
Output is correct |
51 |
Correct |
43 ms |
4228 KB |
Output is correct |
52 |
Execution timed out |
1097 ms |
4172 KB |
Time limit exceeded |
53 |
Halted |
0 ms |
0 KB |
- |