#include<bits/stdc++.h>
using namespace std;
const int mxn = 2002;
int main(){
ios_base::sync_with_stdio(false);
cin.tie(0);
long long n,a,b;cin>>n>>a>>b;
vector<long long>arr(n);
for (long long i = 0;i<n;++i){
cin>>arr[i];
}
vector<long long>pref(n + 1,0);
for (int i = 0;i<n;++i){
pref[i + 1] = pref[i] + arr[i];
}
auto query = [&](int u,int v){
return pref[v + 1] - pref[u];
};
auto check = [&](long long v){
bitset<mxn>dp[mxn + 1];
dp[0][0] = 1;
for (int i = 0;i<n;++i){
bitset<mxn>cur;
for (int j = 0;j<=n;++j){
if (dp[i][j] == 1){
cur[j + 1] = 1;
}
}
for (int x = i;x<n;++x){
if (query(i,x) & v){
continue;
}
dp[x + 1] = (dp[x + 1] | cur);
}
}
for (int i = a;i<=b;++i){
if (dp[n][i])return 1;
}
return 0;
};
long long cur = 0;
long long ans = 0;
for (long long i = 43;i>=0;--i){
if (check((cur ^ (1LL<<i)))){
cur ^= (1LL<<i);
}
else{
ans ^= (1LL<<i);
}
}
cout<<ans<<'\n';
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
724 KB |
Output is correct |
2 |
Correct |
1 ms |
724 KB |
Output is correct |
3 |
Correct |
1 ms |
724 KB |
Output is correct |
4 |
Correct |
1 ms |
724 KB |
Output is correct |
5 |
Correct |
1 ms |
724 KB |
Output is correct |
6 |
Correct |
1 ms |
724 KB |
Output is correct |
7 |
Correct |
2 ms |
724 KB |
Output is correct |
8 |
Correct |
1 ms |
724 KB |
Output is correct |
9 |
Correct |
1 ms |
736 KB |
Output is correct |
10 |
Correct |
1 ms |
724 KB |
Output is correct |
11 |
Correct |
1 ms |
724 KB |
Output is correct |
12 |
Correct |
1 ms |
724 KB |
Output is correct |
13 |
Correct |
1 ms |
724 KB |
Output is correct |
14 |
Correct |
1 ms |
724 KB |
Output is correct |
15 |
Correct |
1 ms |
724 KB |
Output is correct |
16 |
Correct |
1 ms |
724 KB |
Output is correct |
17 |
Correct |
1 ms |
724 KB |
Output is correct |
18 |
Correct |
1 ms |
724 KB |
Output is correct |
19 |
Correct |
1 ms |
724 KB |
Output is correct |
20 |
Correct |
1 ms |
724 KB |
Output is correct |
21 |
Correct |
1 ms |
724 KB |
Output is correct |
22 |
Correct |
1 ms |
724 KB |
Output is correct |
23 |
Correct |
1 ms |
724 KB |
Output is correct |
24 |
Correct |
1 ms |
724 KB |
Output is correct |
25 |
Correct |
1 ms |
724 KB |
Output is correct |
26 |
Correct |
1 ms |
724 KB |
Output is correct |
27 |
Correct |
1 ms |
724 KB |
Output is correct |
28 |
Correct |
1 ms |
724 KB |
Output is correct |
29 |
Correct |
1 ms |
724 KB |
Output is correct |
30 |
Correct |
1 ms |
724 KB |
Output is correct |
31 |
Correct |
1 ms |
724 KB |
Output is correct |
32 |
Correct |
1 ms |
816 KB |
Output is correct |
33 |
Correct |
1 ms |
724 KB |
Output is correct |
34 |
Correct |
1 ms |
724 KB |
Output is correct |
35 |
Correct |
1 ms |
724 KB |
Output is correct |
36 |
Correct |
1 ms |
724 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
724 KB |
Output is correct |
2 |
Correct |
1 ms |
724 KB |
Output is correct |
3 |
Correct |
1 ms |
724 KB |
Output is correct |
4 |
Correct |
1 ms |
724 KB |
Output is correct |
5 |
Correct |
1 ms |
724 KB |
Output is correct |
6 |
Correct |
1 ms |
724 KB |
Output is correct |
7 |
Correct |
1 ms |
724 KB |
Output is correct |
8 |
Correct |
1 ms |
724 KB |
Output is correct |
9 |
Correct |
1 ms |
724 KB |
Output is correct |
10 |
Correct |
1 ms |
724 KB |
Output is correct |
11 |
Correct |
1 ms |
724 KB |
Output is correct |
12 |
Correct |
1 ms |
724 KB |
Output is correct |
13 |
Correct |
1 ms |
724 KB |
Output is correct |
14 |
Correct |
1 ms |
724 KB |
Output is correct |
15 |
Correct |
1 ms |
724 KB |
Output is correct |
16 |
Correct |
1 ms |
724 KB |
Output is correct |
17 |
Correct |
1 ms |
724 KB |
Output is correct |
18 |
Correct |
1 ms |
724 KB |
Output is correct |
19 |
Correct |
1 ms |
724 KB |
Output is correct |
20 |
Correct |
1 ms |
724 KB |
Output is correct |
21 |
Correct |
1 ms |
724 KB |
Output is correct |
22 |
Correct |
1 ms |
724 KB |
Output is correct |
23 |
Correct |
2 ms |
724 KB |
Output is correct |
24 |
Correct |
1 ms |
724 KB |
Output is correct |
25 |
Correct |
1 ms |
752 KB |
Output is correct |
26 |
Correct |
1 ms |
724 KB |
Output is correct |
27 |
Correct |
1 ms |
724 KB |
Output is correct |
28 |
Correct |
1 ms |
724 KB |
Output is correct |
29 |
Correct |
2 ms |
724 KB |
Output is correct |
30 |
Correct |
2 ms |
724 KB |
Output is correct |
31 |
Correct |
2 ms |
724 KB |
Output is correct |
32 |
Correct |
2 ms |
724 KB |
Output is correct |
33 |
Correct |
2 ms |
724 KB |
Output is correct |
34 |
Correct |
2 ms |
724 KB |
Output is correct |
35 |
Correct |
3 ms |
724 KB |
Output is correct |
36 |
Correct |
2 ms |
724 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
724 KB |
Output is correct |
2 |
Correct |
1 ms |
724 KB |
Output is correct |
3 |
Correct |
1 ms |
724 KB |
Output is correct |
4 |
Correct |
1 ms |
724 KB |
Output is correct |
5 |
Correct |
1 ms |
724 KB |
Output is correct |
6 |
Correct |
1 ms |
724 KB |
Output is correct |
7 |
Correct |
1 ms |
724 KB |
Output is correct |
8 |
Correct |
1 ms |
724 KB |
Output is correct |
9 |
Correct |
1 ms |
724 KB |
Output is correct |
10 |
Correct |
1 ms |
724 KB |
Output is correct |
11 |
Correct |
1 ms |
724 KB |
Output is correct |
12 |
Correct |
1 ms |
724 KB |
Output is correct |
13 |
Correct |
1 ms |
724 KB |
Output is correct |
14 |
Correct |
1 ms |
724 KB |
Output is correct |
15 |
Correct |
1 ms |
724 KB |
Output is correct |
16 |
Correct |
2 ms |
724 KB |
Output is correct |
17 |
Correct |
2 ms |
724 KB |
Output is correct |
18 |
Correct |
2 ms |
724 KB |
Output is correct |
19 |
Correct |
2 ms |
724 KB |
Output is correct |
20 |
Correct |
2 ms |
724 KB |
Output is correct |
21 |
Correct |
2 ms |
724 KB |
Output is correct |
22 |
Correct |
2 ms |
724 KB |
Output is correct |
23 |
Correct |
2 ms |
724 KB |
Output is correct |
24 |
Correct |
2 ms |
724 KB |
Output is correct |
25 |
Correct |
3 ms |
724 KB |
Output is correct |
26 |
Correct |
4 ms |
724 KB |
Output is correct |
27 |
Correct |
5 ms |
724 KB |
Output is correct |
28 |
Correct |
6 ms |
724 KB |
Output is correct |
29 |
Correct |
6 ms |
724 KB |
Output is correct |
30 |
Correct |
6 ms |
724 KB |
Output is correct |
31 |
Correct |
6 ms |
808 KB |
Output is correct |
32 |
Correct |
6 ms |
724 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
724 KB |
Output is correct |
2 |
Correct |
1 ms |
724 KB |
Output is correct |
3 |
Correct |
1 ms |
792 KB |
Output is correct |
4 |
Correct |
1 ms |
724 KB |
Output is correct |
5 |
Correct |
1 ms |
724 KB |
Output is correct |
6 |
Correct |
1 ms |
724 KB |
Output is correct |
7 |
Correct |
1 ms |
724 KB |
Output is correct |
8 |
Correct |
1 ms |
724 KB |
Output is correct |
9 |
Correct |
2 ms |
724 KB |
Output is correct |
10 |
Correct |
1 ms |
724 KB |
Output is correct |
11 |
Correct |
1 ms |
724 KB |
Output is correct |
12 |
Correct |
1 ms |
724 KB |
Output is correct |
13 |
Correct |
1 ms |
724 KB |
Output is correct |
14 |
Correct |
1 ms |
724 KB |
Output is correct |
15 |
Correct |
1 ms |
724 KB |
Output is correct |
16 |
Correct |
1 ms |
724 KB |
Output is correct |
17 |
Correct |
1 ms |
724 KB |
Output is correct |
18 |
Correct |
1 ms |
724 KB |
Output is correct |
19 |
Correct |
1 ms |
724 KB |
Output is correct |
20 |
Correct |
1 ms |
724 KB |
Output is correct |
21 |
Correct |
1 ms |
724 KB |
Output is correct |
22 |
Correct |
1 ms |
724 KB |
Output is correct |
23 |
Correct |
1 ms |
724 KB |
Output is correct |
24 |
Correct |
1 ms |
724 KB |
Output is correct |
25 |
Correct |
1 ms |
724 KB |
Output is correct |
26 |
Correct |
1 ms |
724 KB |
Output is correct |
27 |
Correct |
1 ms |
724 KB |
Output is correct |
28 |
Correct |
1 ms |
724 KB |
Output is correct |
29 |
Correct |
1 ms |
724 KB |
Output is correct |
30 |
Correct |
1 ms |
724 KB |
Output is correct |
31 |
Correct |
1 ms |
724 KB |
Output is correct |
32 |
Correct |
1 ms |
724 KB |
Output is correct |
33 |
Correct |
1 ms |
724 KB |
Output is correct |
34 |
Correct |
1 ms |
724 KB |
Output is correct |
35 |
Correct |
1 ms |
724 KB |
Output is correct |
36 |
Correct |
1 ms |
724 KB |
Output is correct |
37 |
Correct |
1 ms |
808 KB |
Output is correct |
38 |
Correct |
1 ms |
724 KB |
Output is correct |
39 |
Correct |
2 ms |
724 KB |
Output is correct |
40 |
Correct |
2 ms |
724 KB |
Output is correct |
41 |
Correct |
2 ms |
724 KB |
Output is correct |
42 |
Correct |
2 ms |
724 KB |
Output is correct |
43 |
Correct |
2 ms |
724 KB |
Output is correct |
44 |
Correct |
2 ms |
724 KB |
Output is correct |
45 |
Correct |
2 ms |
724 KB |
Output is correct |
46 |
Correct |
2 ms |
724 KB |
Output is correct |
47 |
Correct |
3 ms |
724 KB |
Output is correct |
48 |
Correct |
3 ms |
724 KB |
Output is correct |
49 |
Correct |
4 ms |
724 KB |
Output is correct |
50 |
Correct |
6 ms |
804 KB |
Output is correct |
51 |
Correct |
6 ms |
724 KB |
Output is correct |
52 |
Correct |
6 ms |
724 KB |
Output is correct |
53 |
Correct |
6 ms |
724 KB |
Output is correct |
54 |
Correct |
6 ms |
820 KB |
Output is correct |
55 |
Correct |
6 ms |
724 KB |
Output is correct |
56 |
Correct |
1 ms |
724 KB |
Output is correct |
57 |
Correct |
2 ms |
724 KB |
Output is correct |
58 |
Correct |
2 ms |
724 KB |
Output is correct |
59 |
Correct |
3 ms |
724 KB |
Output is correct |
60 |
Correct |
3 ms |
724 KB |
Output is correct |
61 |
Correct |
3 ms |
724 KB |
Output is correct |
62 |
Correct |
3 ms |
724 KB |
Output is correct |
63 |
Correct |
3 ms |
724 KB |
Output is correct |
64 |
Correct |
5 ms |
812 KB |
Output is correct |
65 |
Correct |
1 ms |
724 KB |
Output is correct |
66 |
Correct |
2 ms |
816 KB |
Output is correct |
67 |
Correct |
2 ms |
724 KB |
Output is correct |
68 |
Correct |
3 ms |
724 KB |
Output is correct |
69 |
Correct |
3 ms |
724 KB |
Output is correct |
70 |
Correct |
3 ms |
724 KB |
Output is correct |
71 |
Correct |
3 ms |
724 KB |
Output is correct |
72 |
Correct |
3 ms |
724 KB |
Output is correct |
73 |
Correct |
3 ms |
812 KB |
Output is correct |
74 |
Correct |
3 ms |
724 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
724 KB |
Output is correct |
2 |
Correct |
1 ms |
724 KB |
Output is correct |
3 |
Correct |
1 ms |
724 KB |
Output is correct |
4 |
Correct |
1 ms |
724 KB |
Output is correct |
5 |
Correct |
1 ms |
724 KB |
Output is correct |
6 |
Correct |
1 ms |
724 KB |
Output is correct |
7 |
Correct |
1 ms |
724 KB |
Output is correct |
8 |
Correct |
1 ms |
724 KB |
Output is correct |
9 |
Correct |
2 ms |
724 KB |
Output is correct |
10 |
Correct |
1 ms |
724 KB |
Output is correct |
11 |
Correct |
1 ms |
724 KB |
Output is correct |
12 |
Correct |
1 ms |
724 KB |
Output is correct |
13 |
Correct |
1 ms |
724 KB |
Output is correct |
14 |
Correct |
1 ms |
724 KB |
Output is correct |
15 |
Correct |
1 ms |
724 KB |
Output is correct |
16 |
Correct |
1 ms |
724 KB |
Output is correct |
17 |
Correct |
1 ms |
724 KB |
Output is correct |
18 |
Correct |
1 ms |
724 KB |
Output is correct |
19 |
Correct |
1 ms |
724 KB |
Output is correct |
20 |
Correct |
1 ms |
724 KB |
Output is correct |
21 |
Correct |
2 ms |
724 KB |
Output is correct |
22 |
Correct |
1 ms |
724 KB |
Output is correct |
23 |
Correct |
1 ms |
724 KB |
Output is correct |
24 |
Correct |
1 ms |
724 KB |
Output is correct |
25 |
Correct |
1 ms |
724 KB |
Output is correct |
26 |
Correct |
2 ms |
816 KB |
Output is correct |
27 |
Correct |
2 ms |
724 KB |
Output is correct |
28 |
Correct |
2 ms |
724 KB |
Output is correct |
29 |
Correct |
2 ms |
724 KB |
Output is correct |
30 |
Correct |
2 ms |
724 KB |
Output is correct |
31 |
Correct |
2 ms |
724 KB |
Output is correct |
32 |
Correct |
2 ms |
724 KB |
Output is correct |
33 |
Correct |
2 ms |
824 KB |
Output is correct |
34 |
Correct |
3 ms |
816 KB |
Output is correct |
35 |
Correct |
3 ms |
732 KB |
Output is correct |
36 |
Correct |
4 ms |
820 KB |
Output is correct |
37 |
Correct |
6 ms |
732 KB |
Output is correct |
38 |
Correct |
6 ms |
732 KB |
Output is correct |
39 |
Correct |
7 ms |
812 KB |
Output is correct |
40 |
Correct |
6 ms |
816 KB |
Output is correct |
41 |
Correct |
6 ms |
732 KB |
Output is correct |
42 |
Correct |
6 ms |
816 KB |
Output is correct |
43 |
Correct |
1 ms |
724 KB |
Output is correct |
44 |
Correct |
2 ms |
724 KB |
Output is correct |
45 |
Correct |
3 ms |
724 KB |
Output is correct |
46 |
Correct |
3 ms |
724 KB |
Output is correct |
47 |
Correct |
3 ms |
724 KB |
Output is correct |
48 |
Correct |
3 ms |
724 KB |
Output is correct |
49 |
Correct |
3 ms |
724 KB |
Output is correct |
50 |
Correct |
3 ms |
724 KB |
Output is correct |
51 |
Correct |
3 ms |
724 KB |
Output is correct |
52 |
Correct |
51 ms |
724 KB |
Output is correct |
53 |
Correct |
84 ms |
836 KB |
Output is correct |
54 |
Correct |
148 ms |
724 KB |
Output is correct |
55 |
Correct |
150 ms |
828 KB |
Output is correct |
56 |
Correct |
504 ms |
852 KB |
Output is correct |
57 |
Correct |
498 ms |
852 KB |
Output is correct |
58 |
Correct |
449 ms |
856 KB |
Output is correct |
59 |
Correct |
449 ms |
852 KB |
Output is correct |
60 |
Correct |
539 ms |
852 KB |
Output is correct |
61 |
Correct |
4 ms |
724 KB |
Output is correct |
62 |
Correct |
81 ms |
812 KB |
Output is correct |
63 |
Correct |
149 ms |
836 KB |
Output is correct |
64 |
Correct |
136 ms |
836 KB |
Output is correct |
65 |
Correct |
250 ms |
724 KB |
Output is correct |
66 |
Correct |
381 ms |
856 KB |
Output is correct |
67 |
Correct |
527 ms |
852 KB |
Output is correct |
68 |
Correct |
517 ms |
852 KB |
Output is correct |
69 |
Correct |
486 ms |
848 KB |
Output is correct |