#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace std;
using namespace __gnu_pbds;
#define fi first
#define se second
#define mp make_pair
#define pb push_back
#define fbo find_by_order
#define ook order_of_key
typedef long long ll;
typedef pair<ll,ll> ii;
typedef vector<ll> vi;
typedef long double ld;
typedef tree<int, null_type, less<int>, rb_tree_tag, tree_order_statistics_node_update> pbds;
typedef set<int>::iterator sit;
typedef map<int,int>::iterator mit;
typedef vector<int>::iterator vit;
ll a[2001];
bool dp[2001][2001];
ll s[2001];
int dp2[2001];
ll sum(int l, int r)
{
if(l==0) return s[r];
return s[r]-s[l-1];
}
const int INF =1000001;
int main()
{
ios_base::sync_with_stdio(0); cin.tie(0);
ll ans = 0;
int n; cin>>n;
int l,r; cin>>l>>r;
for(int i=0;i<n;i++)
{
cin>>a[i];
s[i]=a[i];
if(i>0) s[i]+=s[i-1];
}
ll ban = (1LL<<43)-1;
for(int i = 42; i >= 0; i--)
{
if(l==1)
{
for(int i=0;i<n;i++) dp2[i]=INF;
ban^=(1LL<<i);
for(int i=0;i<n;i++)
{
ll cur=sum(0,i);
if((cur|ban)==ban)
{
dp2[i]=1;
}
}
for(int i=1;i<n;i++)
{
for(int j=0;j<i;j++)
{
ll cur=sum(j+1,i);
if((cur|ban)==ban)
{
dp2[i]=min(dp2[j]+1,dp2[i]);
}
}
//cerr<<i<<' '<<dp2[i]<<'\n';
}
if(dp2[n-1]>r)
{
ans^=(1LL<<i);
ban^=(1LL<<i);
}
}
else
{
for(int i=0;i<=n;i++)
{
for(int j=0;j<n;j++)
{
dp[i][j]=0;
}
}
ban^=(1LL<<i);
for(int i=0;i<n;i++)
{
ll cur=sum(0,i);
if((cur|ban)==ban)
{
dp[1][i]=1;
}
}
for(int i=1;i<n;i++)
{
for(int j=0;j<n;j++)
{
if(dp[i][j])
{
for(int k=j+1;k<n;k++)
{
ll cur=sum(j+1,k);
if((cur|ban)==ban)
{
dp[i+1][k]=1;
}
}
}
}
}
bool pos=0;
for(int i=l;i<=r;i++)
{
if(dp[i][n-1])
{
pos=1;
break;
}
}
if(!pos)
{
ans^=(1LL<<i);
ban^=(1LL<<i);
}
}
}
cout<<ans<<'\n';
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
6128 KB |
Output is correct |
2 |
Correct |
0 ms |
6128 KB |
Output is correct |
3 |
Correct |
0 ms |
6128 KB |
Output is correct |
4 |
Correct |
0 ms |
6128 KB |
Output is correct |
5 |
Correct |
0 ms |
6128 KB |
Output is correct |
6 |
Correct |
0 ms |
6128 KB |
Output is correct |
7 |
Correct |
0 ms |
6128 KB |
Output is correct |
8 |
Correct |
0 ms |
6128 KB |
Output is correct |
9 |
Correct |
0 ms |
6128 KB |
Output is correct |
10 |
Correct |
0 ms |
6128 KB |
Output is correct |
11 |
Correct |
0 ms |
6128 KB |
Output is correct |
12 |
Correct |
0 ms |
6128 KB |
Output is correct |
13 |
Correct |
0 ms |
6128 KB |
Output is correct |
14 |
Correct |
0 ms |
6128 KB |
Output is correct |
15 |
Correct |
0 ms |
6128 KB |
Output is correct |
16 |
Correct |
0 ms |
6128 KB |
Output is correct |
17 |
Correct |
0 ms |
6128 KB |
Output is correct |
18 |
Correct |
0 ms |
6128 KB |
Output is correct |
19 |
Correct |
0 ms |
6128 KB |
Output is correct |
20 |
Correct |
0 ms |
6128 KB |
Output is correct |
21 |
Correct |
0 ms |
6128 KB |
Output is correct |
22 |
Correct |
0 ms |
6128 KB |
Output is correct |
23 |
Correct |
0 ms |
6128 KB |
Output is correct |
24 |
Correct |
0 ms |
6128 KB |
Output is correct |
25 |
Correct |
0 ms |
6128 KB |
Output is correct |
26 |
Correct |
0 ms |
6128 KB |
Output is correct |
27 |
Correct |
0 ms |
6128 KB |
Output is correct |
28 |
Correct |
0 ms |
6128 KB |
Output is correct |
29 |
Correct |
0 ms |
6128 KB |
Output is correct |
30 |
Correct |
0 ms |
6128 KB |
Output is correct |
31 |
Correct |
0 ms |
6128 KB |
Output is correct |
32 |
Correct |
0 ms |
6128 KB |
Output is correct |
33 |
Correct |
0 ms |
6128 KB |
Output is correct |
34 |
Correct |
0 ms |
6128 KB |
Output is correct |
35 |
Correct |
0 ms |
6128 KB |
Output is correct |
36 |
Correct |
0 ms |
6128 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
6128 KB |
Output is correct |
2 |
Correct |
0 ms |
6128 KB |
Output is correct |
3 |
Correct |
0 ms |
6128 KB |
Output is correct |
4 |
Correct |
0 ms |
6128 KB |
Output is correct |
5 |
Correct |
0 ms |
6128 KB |
Output is correct |
6 |
Correct |
0 ms |
6128 KB |
Output is correct |
7 |
Correct |
0 ms |
6128 KB |
Output is correct |
8 |
Correct |
0 ms |
6128 KB |
Output is correct |
9 |
Correct |
0 ms |
6128 KB |
Output is correct |
10 |
Correct |
0 ms |
6128 KB |
Output is correct |
11 |
Correct |
0 ms |
6128 KB |
Output is correct |
12 |
Correct |
0 ms |
6128 KB |
Output is correct |
13 |
Correct |
0 ms |
6128 KB |
Output is correct |
14 |
Correct |
0 ms |
6128 KB |
Output is correct |
15 |
Correct |
0 ms |
6128 KB |
Output is correct |
16 |
Correct |
0 ms |
6128 KB |
Output is correct |
17 |
Correct |
0 ms |
6128 KB |
Output is correct |
18 |
Correct |
0 ms |
6128 KB |
Output is correct |
19 |
Correct |
0 ms |
6128 KB |
Output is correct |
20 |
Correct |
0 ms |
6128 KB |
Output is correct |
21 |
Correct |
0 ms |
6128 KB |
Output is correct |
22 |
Correct |
0 ms |
6128 KB |
Output is correct |
23 |
Correct |
0 ms |
6128 KB |
Output is correct |
24 |
Correct |
0 ms |
6128 KB |
Output is correct |
25 |
Correct |
0 ms |
6128 KB |
Output is correct |
26 |
Correct |
0 ms |
6128 KB |
Output is correct |
27 |
Correct |
0 ms |
6128 KB |
Output is correct |
28 |
Correct |
0 ms |
6128 KB |
Output is correct |
29 |
Correct |
0 ms |
6128 KB |
Output is correct |
30 |
Correct |
0 ms |
6128 KB |
Output is correct |
31 |
Correct |
0 ms |
6128 KB |
Output is correct |
32 |
Correct |
0 ms |
6128 KB |
Output is correct |
33 |
Correct |
0 ms |
6128 KB |
Output is correct |
34 |
Correct |
0 ms |
6128 KB |
Output is correct |
35 |
Correct |
0 ms |
6128 KB |
Output is correct |
36 |
Correct |
0 ms |
6128 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
6128 KB |
Output is correct |
2 |
Correct |
0 ms |
6128 KB |
Output is correct |
3 |
Correct |
0 ms |
6128 KB |
Output is correct |
4 |
Correct |
0 ms |
6128 KB |
Output is correct |
5 |
Correct |
0 ms |
6128 KB |
Output is correct |
6 |
Correct |
0 ms |
6128 KB |
Output is correct |
7 |
Correct |
0 ms |
6128 KB |
Output is correct |
8 |
Correct |
0 ms |
6128 KB |
Output is correct |
9 |
Correct |
0 ms |
6128 KB |
Output is correct |
10 |
Correct |
0 ms |
6128 KB |
Output is correct |
11 |
Correct |
0 ms |
6128 KB |
Output is correct |
12 |
Correct |
0 ms |
6128 KB |
Output is correct |
13 |
Correct |
0 ms |
6128 KB |
Output is correct |
14 |
Correct |
0 ms |
6128 KB |
Output is correct |
15 |
Correct |
0 ms |
6128 KB |
Output is correct |
16 |
Correct |
0 ms |
6128 KB |
Output is correct |
17 |
Correct |
0 ms |
6128 KB |
Output is correct |
18 |
Correct |
0 ms |
6128 KB |
Output is correct |
19 |
Correct |
0 ms |
6128 KB |
Output is correct |
20 |
Correct |
0 ms |
6128 KB |
Output is correct |
21 |
Correct |
0 ms |
6128 KB |
Output is correct |
22 |
Correct |
0 ms |
6128 KB |
Output is correct |
23 |
Correct |
0 ms |
6128 KB |
Output is correct |
24 |
Correct |
0 ms |
6128 KB |
Output is correct |
25 |
Correct |
0 ms |
6128 KB |
Output is correct |
26 |
Correct |
0 ms |
6128 KB |
Output is correct |
27 |
Correct |
0 ms |
6128 KB |
Output is correct |
28 |
Correct |
0 ms |
6128 KB |
Output is correct |
29 |
Correct |
0 ms |
6128 KB |
Output is correct |
30 |
Correct |
0 ms |
6128 KB |
Output is correct |
31 |
Correct |
0 ms |
6128 KB |
Output is correct |
32 |
Correct |
0 ms |
6128 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
6128 KB |
Output is correct |
2 |
Correct |
0 ms |
6128 KB |
Output is correct |
3 |
Correct |
0 ms |
6128 KB |
Output is correct |
4 |
Correct |
0 ms |
6128 KB |
Output is correct |
5 |
Correct |
0 ms |
6128 KB |
Output is correct |
6 |
Correct |
0 ms |
6128 KB |
Output is correct |
7 |
Correct |
0 ms |
6128 KB |
Output is correct |
8 |
Correct |
0 ms |
6128 KB |
Output is correct |
9 |
Correct |
0 ms |
6128 KB |
Output is correct |
10 |
Correct |
0 ms |
6128 KB |
Output is correct |
11 |
Correct |
0 ms |
6128 KB |
Output is correct |
12 |
Correct |
0 ms |
6128 KB |
Output is correct |
13 |
Correct |
0 ms |
6128 KB |
Output is correct |
14 |
Correct |
0 ms |
6128 KB |
Output is correct |
15 |
Correct |
0 ms |
6128 KB |
Output is correct |
16 |
Correct |
0 ms |
6128 KB |
Output is correct |
17 |
Correct |
0 ms |
6128 KB |
Output is correct |
18 |
Correct |
0 ms |
6128 KB |
Output is correct |
19 |
Correct |
0 ms |
6128 KB |
Output is correct |
20 |
Correct |
0 ms |
6128 KB |
Output is correct |
21 |
Correct |
0 ms |
6128 KB |
Output is correct |
22 |
Correct |
0 ms |
6128 KB |
Output is correct |
23 |
Correct |
0 ms |
6128 KB |
Output is correct |
24 |
Correct |
0 ms |
6128 KB |
Output is correct |
25 |
Correct |
0 ms |
6128 KB |
Output is correct |
26 |
Correct |
0 ms |
6128 KB |
Output is correct |
27 |
Correct |
0 ms |
6128 KB |
Output is correct |
28 |
Correct |
0 ms |
6128 KB |
Output is correct |
29 |
Correct |
0 ms |
6128 KB |
Output is correct |
30 |
Correct |
0 ms |
6128 KB |
Output is correct |
31 |
Correct |
0 ms |
6128 KB |
Output is correct |
32 |
Correct |
0 ms |
6128 KB |
Output is correct |
33 |
Correct |
0 ms |
6128 KB |
Output is correct |
34 |
Correct |
0 ms |
6128 KB |
Output is correct |
35 |
Correct |
0 ms |
6128 KB |
Output is correct |
36 |
Correct |
0 ms |
6128 KB |
Output is correct |
37 |
Correct |
0 ms |
6128 KB |
Output is correct |
38 |
Correct |
0 ms |
6128 KB |
Output is correct |
39 |
Correct |
0 ms |
6128 KB |
Output is correct |
40 |
Correct |
0 ms |
6128 KB |
Output is correct |
41 |
Correct |
0 ms |
6128 KB |
Output is correct |
42 |
Correct |
0 ms |
6128 KB |
Output is correct |
43 |
Correct |
0 ms |
6128 KB |
Output is correct |
44 |
Correct |
0 ms |
6128 KB |
Output is correct |
45 |
Correct |
0 ms |
6128 KB |
Output is correct |
46 |
Correct |
0 ms |
6128 KB |
Output is correct |
47 |
Correct |
0 ms |
6128 KB |
Output is correct |
48 |
Correct |
0 ms |
6128 KB |
Output is correct |
49 |
Correct |
0 ms |
6128 KB |
Output is correct |
50 |
Correct |
0 ms |
6128 KB |
Output is correct |
51 |
Correct |
0 ms |
6128 KB |
Output is correct |
52 |
Correct |
0 ms |
6128 KB |
Output is correct |
53 |
Correct |
0 ms |
6128 KB |
Output is correct |
54 |
Correct |
0 ms |
6128 KB |
Output is correct |
55 |
Correct |
0 ms |
6128 KB |
Output is correct |
56 |
Correct |
0 ms |
6128 KB |
Output is correct |
57 |
Correct |
0 ms |
6128 KB |
Output is correct |
58 |
Correct |
0 ms |
6128 KB |
Output is correct |
59 |
Correct |
0 ms |
6128 KB |
Output is correct |
60 |
Correct |
0 ms |
6128 KB |
Output is correct |
61 |
Correct |
0 ms |
6128 KB |
Output is correct |
62 |
Correct |
0 ms |
6128 KB |
Output is correct |
63 |
Correct |
0 ms |
6128 KB |
Output is correct |
64 |
Correct |
6 ms |
6128 KB |
Output is correct |
65 |
Correct |
0 ms |
6128 KB |
Output is correct |
66 |
Correct |
0 ms |
6128 KB |
Output is correct |
67 |
Correct |
0 ms |
6128 KB |
Output is correct |
68 |
Correct |
3 ms |
6128 KB |
Output is correct |
69 |
Correct |
3 ms |
6128 KB |
Output is correct |
70 |
Correct |
3 ms |
6128 KB |
Output is correct |
71 |
Correct |
3 ms |
6128 KB |
Output is correct |
72 |
Correct |
3 ms |
6128 KB |
Output is correct |
73 |
Correct |
3 ms |
6128 KB |
Output is correct |
74 |
Correct |
3 ms |
6128 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
6128 KB |
Output is correct |
2 |
Correct |
0 ms |
6128 KB |
Output is correct |
3 |
Correct |
0 ms |
6128 KB |
Output is correct |
4 |
Correct |
0 ms |
6128 KB |
Output is correct |
5 |
Correct |
0 ms |
6128 KB |
Output is correct |
6 |
Correct |
0 ms |
6128 KB |
Output is correct |
7 |
Correct |
0 ms |
6128 KB |
Output is correct |
8 |
Correct |
0 ms |
6128 KB |
Output is correct |
9 |
Correct |
0 ms |
6128 KB |
Output is correct |
10 |
Correct |
0 ms |
6128 KB |
Output is correct |
11 |
Correct |
0 ms |
6128 KB |
Output is correct |
12 |
Correct |
0 ms |
6128 KB |
Output is correct |
13 |
Correct |
0 ms |
6128 KB |
Output is correct |
14 |
Correct |
0 ms |
6128 KB |
Output is correct |
15 |
Correct |
0 ms |
6128 KB |
Output is correct |
16 |
Correct |
0 ms |
6128 KB |
Output is correct |
17 |
Correct |
0 ms |
6128 KB |
Output is correct |
18 |
Correct |
0 ms |
6128 KB |
Output is correct |
19 |
Correct |
0 ms |
6128 KB |
Output is correct |
20 |
Correct |
0 ms |
6128 KB |
Output is correct |
21 |
Correct |
0 ms |
6128 KB |
Output is correct |
22 |
Correct |
0 ms |
6128 KB |
Output is correct |
23 |
Correct |
0 ms |
6128 KB |
Output is correct |
24 |
Correct |
0 ms |
6128 KB |
Output is correct |
25 |
Correct |
0 ms |
6128 KB |
Output is correct |
26 |
Correct |
0 ms |
6128 KB |
Output is correct |
27 |
Correct |
0 ms |
6128 KB |
Output is correct |
28 |
Correct |
0 ms |
6128 KB |
Output is correct |
29 |
Correct |
0 ms |
6128 KB |
Output is correct |
30 |
Correct |
0 ms |
6128 KB |
Output is correct |
31 |
Correct |
0 ms |
6128 KB |
Output is correct |
32 |
Correct |
0 ms |
6128 KB |
Output is correct |
33 |
Correct |
0 ms |
6128 KB |
Output is correct |
34 |
Correct |
0 ms |
6128 KB |
Output is correct |
35 |
Correct |
0 ms |
6128 KB |
Output is correct |
36 |
Correct |
0 ms |
6128 KB |
Output is correct |
37 |
Correct |
0 ms |
6128 KB |
Output is correct |
38 |
Correct |
0 ms |
6128 KB |
Output is correct |
39 |
Correct |
0 ms |
6128 KB |
Output is correct |
40 |
Correct |
0 ms |
6128 KB |
Output is correct |
41 |
Correct |
0 ms |
6128 KB |
Output is correct |
42 |
Correct |
0 ms |
6128 KB |
Output is correct |
43 |
Correct |
0 ms |
6128 KB |
Output is correct |
44 |
Correct |
0 ms |
6128 KB |
Output is correct |
45 |
Correct |
0 ms |
6128 KB |
Output is correct |
46 |
Correct |
0 ms |
6128 KB |
Output is correct |
47 |
Correct |
0 ms |
6128 KB |
Output is correct |
48 |
Correct |
0 ms |
6128 KB |
Output is correct |
49 |
Correct |
0 ms |
6128 KB |
Output is correct |
50 |
Correct |
0 ms |
6128 KB |
Output is correct |
51 |
Correct |
0 ms |
6128 KB |
Output is correct |
52 |
Correct |
9 ms |
6128 KB |
Output is correct |
53 |
Correct |
13 ms |
6128 KB |
Output is correct |
54 |
Correct |
33 ms |
6128 KB |
Output is correct |
55 |
Correct |
23 ms |
6128 KB |
Output is correct |
56 |
Correct |
93 ms |
6128 KB |
Output is correct |
57 |
Correct |
89 ms |
6128 KB |
Output is correct |
58 |
Correct |
86 ms |
6128 KB |
Output is correct |
59 |
Correct |
103 ms |
6128 KB |
Output is correct |
60 |
Correct |
96 ms |
6128 KB |
Output is correct |
61 |
Correct |
0 ms |
6128 KB |
Output is correct |
62 |
Correct |
13 ms |
6128 KB |
Output is correct |
63 |
Correct |
26 ms |
6128 KB |
Output is correct |
64 |
Correct |
23 ms |
6128 KB |
Output is correct |
65 |
Correct |
46 ms |
6128 KB |
Output is correct |
66 |
Correct |
69 ms |
6128 KB |
Output is correct |
67 |
Correct |
96 ms |
6128 KB |
Output is correct |
68 |
Correct |
96 ms |
6128 KB |
Output is correct |
69 |
Correct |
89 ms |
6128 KB |
Output is correct |