#include <iostream>
using namespace std;
long long n,a,b,ans;
long long v[2005], s[2005];
int dp[2005];
bool dp2[105][105];
bool checkMare()
{
dp[0]=0;
for(int i=1;i<=n;i++)
{
dp[i]=n+1;
for(int j=0;j<i;j++)
{
long long nval = s[i]-s[j];
if((nval|ans) == ans)
dp[i]=min(dp[i], dp[j]+1);
}
}
return dp[n] <= b;
}
bool checkMic()
{
for(int i=0;i<=n;i++)
for(int j=0;j<=n;j++)
dp2[i][j]=false;
dp2[0][0]=true;
for(int nr=1;nr<=b;nr++)
{
for(int i=1;i<=n;i++)
for(int j=0;j<i;j++)
{
long long nval = s[i]-s[j];
if((nval|ans) == ans && dp2[j][nr-1])
dp2[i][nr]=true;
}
}
for(int nr=a;nr<=b;nr++)
if(dp2[n][nr])
return true;
return false;
}
bool ok()
{
if(n <= 100)
return checkMic();
else
return checkMare();
}
int main()
{
cin>>n>>a>>b;
for(int i=1;i<=n;i++)
cin>>v[i];
for(int i=1;i<=n;i++)
s[i]=s[i-1]+v[i];
for(int b=0;b<=50;b++)
ans += ((long long)1 <<b);
for(int b=50;b>=0;b--)
{
ans ^= ((long long)1<<b);
if(!ok())
ans ^= ((long long)1<<b);
}
cout<<ans;
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
292 KB |
Output is correct |
2 |
Correct |
0 ms |
296 KB |
Output is correct |
3 |
Correct |
0 ms |
204 KB |
Output is correct |
4 |
Correct |
1 ms |
204 KB |
Output is correct |
5 |
Correct |
0 ms |
204 KB |
Output is correct |
6 |
Correct |
1 ms |
204 KB |
Output is correct |
7 |
Correct |
0 ms |
204 KB |
Output is correct |
8 |
Correct |
1 ms |
292 KB |
Output is correct |
9 |
Correct |
1 ms |
204 KB |
Output is correct |
10 |
Correct |
0 ms |
300 KB |
Output is correct |
11 |
Correct |
0 ms |
204 KB |
Output is correct |
12 |
Correct |
1 ms |
204 KB |
Output is correct |
13 |
Correct |
1 ms |
204 KB |
Output is correct |
14 |
Correct |
0 ms |
204 KB |
Output is correct |
15 |
Correct |
1 ms |
204 KB |
Output is correct |
16 |
Correct |
0 ms |
292 KB |
Output is correct |
17 |
Correct |
0 ms |
204 KB |
Output is correct |
18 |
Correct |
1 ms |
296 KB |
Output is correct |
19 |
Correct |
0 ms |
204 KB |
Output is correct |
20 |
Correct |
0 ms |
204 KB |
Output is correct |
21 |
Correct |
1 ms |
204 KB |
Output is correct |
22 |
Correct |
1 ms |
204 KB |
Output is correct |
23 |
Correct |
1 ms |
204 KB |
Output is correct |
24 |
Correct |
0 ms |
204 KB |
Output is correct |
25 |
Correct |
1 ms |
204 KB |
Output is correct |
26 |
Correct |
1 ms |
204 KB |
Output is correct |
27 |
Correct |
0 ms |
204 KB |
Output is correct |
28 |
Correct |
0 ms |
292 KB |
Output is correct |
29 |
Correct |
1 ms |
296 KB |
Output is correct |
30 |
Correct |
0 ms |
296 KB |
Output is correct |
31 |
Correct |
1 ms |
296 KB |
Output is correct |
32 |
Correct |
1 ms |
296 KB |
Output is correct |
33 |
Correct |
1 ms |
288 KB |
Output is correct |
34 |
Correct |
1 ms |
204 KB |
Output is correct |
35 |
Correct |
0 ms |
204 KB |
Output is correct |
36 |
Correct |
1 ms |
204 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
0 ms |
204 KB |
Output is correct |
4 |
Correct |
0 ms |
204 KB |
Output is correct |
5 |
Correct |
0 ms |
296 KB |
Output is correct |
6 |
Correct |
1 ms |
204 KB |
Output is correct |
7 |
Correct |
1 ms |
204 KB |
Output is correct |
8 |
Correct |
1 ms |
272 KB |
Output is correct |
9 |
Correct |
0 ms |
296 KB |
Output is correct |
10 |
Correct |
1 ms |
204 KB |
Output is correct |
11 |
Correct |
1 ms |
204 KB |
Output is correct |
12 |
Correct |
1 ms |
332 KB |
Output is correct |
13 |
Correct |
1 ms |
204 KB |
Output is correct |
14 |
Correct |
0 ms |
204 KB |
Output is correct |
15 |
Correct |
1 ms |
204 KB |
Output is correct |
16 |
Correct |
1 ms |
204 KB |
Output is correct |
17 |
Correct |
0 ms |
204 KB |
Output is correct |
18 |
Correct |
1 ms |
204 KB |
Output is correct |
19 |
Correct |
1 ms |
284 KB |
Output is correct |
20 |
Correct |
0 ms |
204 KB |
Output is correct |
21 |
Correct |
0 ms |
296 KB |
Output is correct |
22 |
Correct |
1 ms |
204 KB |
Output is correct |
23 |
Correct |
1 ms |
204 KB |
Output is correct |
24 |
Correct |
1 ms |
272 KB |
Output is correct |
25 |
Correct |
0 ms |
204 KB |
Output is correct |
26 |
Correct |
1 ms |
204 KB |
Output is correct |
27 |
Correct |
1 ms |
204 KB |
Output is correct |
28 |
Correct |
1 ms |
292 KB |
Output is correct |
29 |
Correct |
1 ms |
204 KB |
Output is correct |
30 |
Correct |
1 ms |
292 KB |
Output is correct |
31 |
Correct |
2 ms |
208 KB |
Output is correct |
32 |
Correct |
2 ms |
204 KB |
Output is correct |
33 |
Correct |
0 ms |
204 KB |
Output is correct |
34 |
Correct |
2 ms |
204 KB |
Output is correct |
35 |
Correct |
2 ms |
204 KB |
Output is correct |
36 |
Correct |
1 ms |
204 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
0 ms |
204 KB |
Output is correct |
4 |
Correct |
0 ms |
204 KB |
Output is correct |
5 |
Correct |
0 ms |
204 KB |
Output is correct |
6 |
Correct |
1 ms |
300 KB |
Output is correct |
7 |
Correct |
0 ms |
204 KB |
Output is correct |
8 |
Correct |
0 ms |
204 KB |
Output is correct |
9 |
Correct |
1 ms |
296 KB |
Output is correct |
10 |
Correct |
1 ms |
204 KB |
Output is correct |
11 |
Correct |
0 ms |
204 KB |
Output is correct |
12 |
Correct |
0 ms |
204 KB |
Output is correct |
13 |
Correct |
1 ms |
300 KB |
Output is correct |
14 |
Correct |
1 ms |
292 KB |
Output is correct |
15 |
Correct |
1 ms |
296 KB |
Output is correct |
16 |
Correct |
1 ms |
292 KB |
Output is correct |
17 |
Correct |
1 ms |
204 KB |
Output is correct |
18 |
Correct |
2 ms |
292 KB |
Output is correct |
19 |
Correct |
2 ms |
204 KB |
Output is correct |
20 |
Correct |
1 ms |
204 KB |
Output is correct |
21 |
Correct |
2 ms |
204 KB |
Output is correct |
22 |
Correct |
2 ms |
204 KB |
Output is correct |
23 |
Correct |
1 ms |
204 KB |
Output is correct |
24 |
Correct |
2 ms |
204 KB |
Output is correct |
25 |
Correct |
1 ms |
204 KB |
Output is correct |
26 |
Correct |
4 ms |
204 KB |
Output is correct |
27 |
Correct |
12 ms |
292 KB |
Output is correct |
28 |
Correct |
25 ms |
312 KB |
Output is correct |
29 |
Correct |
24 ms |
296 KB |
Output is correct |
30 |
Correct |
1 ms |
296 KB |
Output is correct |
31 |
Correct |
12 ms |
316 KB |
Output is correct |
32 |
Correct |
23 ms |
204 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
296 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
0 ms |
204 KB |
Output is correct |
4 |
Correct |
0 ms |
296 KB |
Output is correct |
5 |
Correct |
0 ms |
204 KB |
Output is correct |
6 |
Correct |
1 ms |
292 KB |
Output is correct |
7 |
Correct |
0 ms |
296 KB |
Output is correct |
8 |
Correct |
0 ms |
204 KB |
Output is correct |
9 |
Correct |
0 ms |
300 KB |
Output is correct |
10 |
Correct |
1 ms |
288 KB |
Output is correct |
11 |
Correct |
0 ms |
204 KB |
Output is correct |
12 |
Correct |
0 ms |
204 KB |
Output is correct |
13 |
Correct |
1 ms |
204 KB |
Output is correct |
14 |
Correct |
0 ms |
292 KB |
Output is correct |
15 |
Correct |
0 ms |
300 KB |
Output is correct |
16 |
Correct |
0 ms |
296 KB |
Output is correct |
17 |
Correct |
0 ms |
204 KB |
Output is correct |
18 |
Correct |
0 ms |
204 KB |
Output is correct |
19 |
Correct |
0 ms |
204 KB |
Output is correct |
20 |
Correct |
0 ms |
288 KB |
Output is correct |
21 |
Correct |
0 ms |
204 KB |
Output is correct |
22 |
Correct |
0 ms |
204 KB |
Output is correct |
23 |
Correct |
1 ms |
204 KB |
Output is correct |
24 |
Correct |
0 ms |
204 KB |
Output is correct |
25 |
Correct |
1 ms |
204 KB |
Output is correct |
26 |
Correct |
1 ms |
204 KB |
Output is correct |
27 |
Correct |
0 ms |
204 KB |
Output is correct |
28 |
Correct |
0 ms |
204 KB |
Output is correct |
29 |
Correct |
0 ms |
204 KB |
Output is correct |
30 |
Correct |
0 ms |
204 KB |
Output is correct |
31 |
Correct |
1 ms |
204 KB |
Output is correct |
32 |
Correct |
1 ms |
204 KB |
Output is correct |
33 |
Correct |
1 ms |
296 KB |
Output is correct |
34 |
Correct |
1 ms |
204 KB |
Output is correct |
35 |
Correct |
0 ms |
204 KB |
Output is correct |
36 |
Correct |
1 ms |
204 KB |
Output is correct |
37 |
Correct |
1 ms |
204 KB |
Output is correct |
38 |
Correct |
1 ms |
204 KB |
Output is correct |
39 |
Correct |
1 ms |
300 KB |
Output is correct |
40 |
Correct |
1 ms |
204 KB |
Output is correct |
41 |
Correct |
2 ms |
204 KB |
Output is correct |
42 |
Correct |
2 ms |
204 KB |
Output is correct |
43 |
Correct |
0 ms |
204 KB |
Output is correct |
44 |
Correct |
2 ms |
204 KB |
Output is correct |
45 |
Correct |
2 ms |
204 KB |
Output is correct |
46 |
Correct |
1 ms |
204 KB |
Output is correct |
47 |
Correct |
2 ms |
204 KB |
Output is correct |
48 |
Correct |
2 ms |
204 KB |
Output is correct |
49 |
Correct |
4 ms |
316 KB |
Output is correct |
50 |
Correct |
12 ms |
204 KB |
Output is correct |
51 |
Correct |
25 ms |
320 KB |
Output is correct |
52 |
Correct |
24 ms |
304 KB |
Output is correct |
53 |
Correct |
1 ms |
292 KB |
Output is correct |
54 |
Correct |
13 ms |
296 KB |
Output is correct |
55 |
Correct |
19 ms |
204 KB |
Output is correct |
56 |
Correct |
2 ms |
204 KB |
Output is correct |
57 |
Correct |
4 ms |
204 KB |
Output is correct |
58 |
Correct |
12 ms |
320 KB |
Output is correct |
59 |
Correct |
26 ms |
300 KB |
Output is correct |
60 |
Correct |
23 ms |
316 KB |
Output is correct |
61 |
Correct |
1 ms |
204 KB |
Output is correct |
62 |
Correct |
28 ms |
312 KB |
Output is correct |
63 |
Correct |
27 ms |
296 KB |
Output is correct |
64 |
Correct |
19 ms |
204 KB |
Output is correct |
65 |
Correct |
2 ms |
296 KB |
Output is correct |
66 |
Correct |
2 ms |
204 KB |
Output is correct |
67 |
Correct |
4 ms |
204 KB |
Output is correct |
68 |
Correct |
12 ms |
204 KB |
Output is correct |
69 |
Correct |
25 ms |
204 KB |
Output is correct |
70 |
Correct |
22 ms |
316 KB |
Output is correct |
71 |
Correct |
1 ms |
204 KB |
Output is correct |
72 |
Correct |
27 ms |
300 KB |
Output is correct |
73 |
Correct |
24 ms |
320 KB |
Output is correct |
74 |
Correct |
18 ms |
320 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
204 KB |
Output is correct |
2 |
Correct |
1 ms |
296 KB |
Output is correct |
3 |
Correct |
0 ms |
300 KB |
Output is correct |
4 |
Correct |
0 ms |
204 KB |
Output is correct |
5 |
Correct |
0 ms |
296 KB |
Output is correct |
6 |
Correct |
1 ms |
204 KB |
Output is correct |
7 |
Correct |
0 ms |
204 KB |
Output is correct |
8 |
Correct |
1 ms |
300 KB |
Output is correct |
9 |
Correct |
1 ms |
204 KB |
Output is correct |
10 |
Correct |
1 ms |
296 KB |
Output is correct |
11 |
Correct |
0 ms |
204 KB |
Output is correct |
12 |
Correct |
1 ms |
204 KB |
Output is correct |
13 |
Correct |
1 ms |
204 KB |
Output is correct |
14 |
Correct |
0 ms |
204 KB |
Output is correct |
15 |
Correct |
1 ms |
204 KB |
Output is correct |
16 |
Correct |
0 ms |
204 KB |
Output is correct |
17 |
Correct |
0 ms |
204 KB |
Output is correct |
18 |
Correct |
0 ms |
204 KB |
Output is correct |
19 |
Correct |
0 ms |
288 KB |
Output is correct |
20 |
Correct |
1 ms |
204 KB |
Output is correct |
21 |
Correct |
1 ms |
204 KB |
Output is correct |
22 |
Correct |
1 ms |
204 KB |
Output is correct |
23 |
Correct |
1 ms |
292 KB |
Output is correct |
24 |
Correct |
1 ms |
204 KB |
Output is correct |
25 |
Correct |
1 ms |
292 KB |
Output is correct |
26 |
Correct |
1 ms |
204 KB |
Output is correct |
27 |
Correct |
1 ms |
204 KB |
Output is correct |
28 |
Correct |
2 ms |
296 KB |
Output is correct |
29 |
Correct |
2 ms |
204 KB |
Output is correct |
30 |
Correct |
1 ms |
300 KB |
Output is correct |
31 |
Correct |
2 ms |
296 KB |
Output is correct |
32 |
Correct |
2 ms |
204 KB |
Output is correct |
33 |
Correct |
1 ms |
296 KB |
Output is correct |
34 |
Correct |
2 ms |
204 KB |
Output is correct |
35 |
Correct |
2 ms |
204 KB |
Output is correct |
36 |
Correct |
5 ms |
204 KB |
Output is correct |
37 |
Correct |
12 ms |
204 KB |
Output is correct |
38 |
Correct |
24 ms |
320 KB |
Output is correct |
39 |
Correct |
24 ms |
204 KB |
Output is correct |
40 |
Correct |
1 ms |
204 KB |
Output is correct |
41 |
Correct |
12 ms |
204 KB |
Output is correct |
42 |
Correct |
19 ms |
204 KB |
Output is correct |
43 |
Correct |
2 ms |
296 KB |
Output is correct |
44 |
Correct |
5 ms |
316 KB |
Output is correct |
45 |
Correct |
12 ms |
204 KB |
Output is correct |
46 |
Correct |
24 ms |
204 KB |
Output is correct |
47 |
Correct |
22 ms |
204 KB |
Output is correct |
48 |
Correct |
1 ms |
300 KB |
Output is correct |
49 |
Correct |
28 ms |
204 KB |
Output is correct |
50 |
Correct |
27 ms |
320 KB |
Output is correct |
51 |
Correct |
1 ms |
296 KB |
Output is correct |
52 |
Correct |
15 ms |
300 KB |
Output is correct |
53 |
Correct |
30 ms |
312 KB |
Output is correct |
54 |
Correct |
50 ms |
332 KB |
Output is correct |
55 |
Correct |
43 ms |
332 KB |
Output is correct |
56 |
Correct |
169 ms |
332 KB |
Output is correct |
57 |
Correct |
160 ms |
332 KB |
Output is correct |
58 |
Correct |
167 ms |
332 KB |
Output is correct |
59 |
Correct |
160 ms |
332 KB |
Output is correct |
60 |
Correct |
165 ms |
332 KB |
Output is correct |
61 |
Correct |
1 ms |
204 KB |
Output is correct |
62 |
Correct |
24 ms |
204 KB |
Output is correct |
63 |
Correct |
43 ms |
300 KB |
Output is correct |
64 |
Correct |
42 ms |
332 KB |
Output is correct |
65 |
Correct |
81 ms |
328 KB |
Output is correct |
66 |
Correct |
124 ms |
332 KB |
Output is correct |
67 |
Correct |
163 ms |
332 KB |
Output is correct |
68 |
Correct |
163 ms |
332 KB |
Output is correct |
69 |
Correct |
162 ms |
332 KB |
Output is correct |