#include <bits/stdc++.h>
using namespace std;
#ifdef LOCAL
#define deb(...) logger(#__VA_ARGS__, __VA_ARGS__)
template<typename ...Args>
void logger(string vars, Args&&... values) {
cerr<<vars<<" = ";
string delim="";
(...,(cerr<<delim<<values,delim=", "));
cerr<<"\n";
}
#else
#define deb(...) logger(#__VA_ARGS__, __VA_ARGS__)
template<typename ...Args>
void logger(string vars, Args&&... values) {}
#endif
#define pb push_back
#define sz(x) (int)(x.size())
typedef long long ll;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
template<typename T> inline void maxa(T& a,T b){a=max(a,b);}
template<typename T> inline void mina(T& a,T b){a=min(a,b);}
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
const int mxN=2e3+5; //make sure this is right
const int mod=1e9+7;
int dp[mxN][mxN];
ll psa[mxN];
int main(){
cin.sync_with_stdio(0);
cin.tie(0); cout.tie(0);
#ifdef LOCAL
freopen("input.txt","r",stdin);
freopen("output.txt","w",stdout);
#endif
int n,a,b; cin>>n>>a>>b;
for(int i=1;i<=n;i++){
cin>>psa[i];
psa[i]+=psa[i-1];
}
if(n<=100){
ll msk=0;
for(int i=63;i>=0;i--){
msk|=(1LL<<i);
dp[0][0]=1;
int yes=0;
for(int j=1;j<=n;j++){
for(int k=1;k<=b;k++){
dp[j][k]=0;
for(int p=j-1;p>=0;p--){
dp[j][k]|=(dp[p][k-1] && !(msk&(psa[j]-psa[p])));
}
}
}
for(int j=a;j<=b;j++)
yes|=dp[n][j];
if(!yes) msk^=(1LL<<i);
}
cout<<(~msk)<<"\n";
} else{
ll msk=0;
for(int i=63;i>=0;i--){
msk|=(1LL<<i);
vector<int> early(n+1,1e9); early[0]=0;
for(int j=1;j<=n;j++){
int best=1e9;
for(int k=j-1;k>=0;k--){
if(!(msk&(psa[j]-psa[k]))) mina(best,early[k]+1);
}
early[j]=best;
}
if(early[n]>b) msk^=(1LL<<i);
}
cout<<(~msk)<<"\n";
}
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
332 KB |
Output is correct |
2 |
Correct |
1 ms |
332 KB |
Output is correct |
3 |
Correct |
1 ms |
332 KB |
Output is correct |
4 |
Correct |
1 ms |
332 KB |
Output is correct |
5 |
Correct |
1 ms |
332 KB |
Output is correct |
6 |
Correct |
1 ms |
332 KB |
Output is correct |
7 |
Correct |
1 ms |
332 KB |
Output is correct |
8 |
Correct |
1 ms |
332 KB |
Output is correct |
9 |
Correct |
1 ms |
332 KB |
Output is correct |
10 |
Correct |
1 ms |
332 KB |
Output is correct |
11 |
Correct |
1 ms |
280 KB |
Output is correct |
12 |
Correct |
1 ms |
332 KB |
Output is correct |
13 |
Correct |
1 ms |
332 KB |
Output is correct |
14 |
Correct |
1 ms |
332 KB |
Output is correct |
15 |
Correct |
1 ms |
332 KB |
Output is correct |
16 |
Correct |
1 ms |
332 KB |
Output is correct |
17 |
Correct |
1 ms |
332 KB |
Output is correct |
18 |
Correct |
1 ms |
320 KB |
Output is correct |
19 |
Correct |
1 ms |
332 KB |
Output is correct |
20 |
Correct |
1 ms |
332 KB |
Output is correct |
21 |
Correct |
1 ms |
332 KB |
Output is correct |
22 |
Correct |
1 ms |
332 KB |
Output is correct |
23 |
Correct |
1 ms |
332 KB |
Output is correct |
24 |
Correct |
1 ms |
332 KB |
Output is correct |
25 |
Correct |
1 ms |
332 KB |
Output is correct |
26 |
Correct |
1 ms |
332 KB |
Output is correct |
27 |
Correct |
1 ms |
332 KB |
Output is correct |
28 |
Correct |
1 ms |
332 KB |
Output is correct |
29 |
Correct |
1 ms |
332 KB |
Output is correct |
30 |
Correct |
1 ms |
332 KB |
Output is correct |
31 |
Correct |
1 ms |
332 KB |
Output is correct |
32 |
Correct |
1 ms |
332 KB |
Output is correct |
33 |
Correct |
1 ms |
332 KB |
Output is correct |
34 |
Correct |
1 ms |
332 KB |
Output is correct |
35 |
Correct |
1 ms |
332 KB |
Output is correct |
36 |
Correct |
2 ms |
332 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
332 KB |
Output is correct |
2 |
Correct |
1 ms |
332 KB |
Output is correct |
3 |
Correct |
1 ms |
332 KB |
Output is correct |
4 |
Correct |
1 ms |
332 KB |
Output is correct |
5 |
Correct |
1 ms |
320 KB |
Output is correct |
6 |
Correct |
1 ms |
332 KB |
Output is correct |
7 |
Correct |
1 ms |
332 KB |
Output is correct |
8 |
Correct |
1 ms |
332 KB |
Output is correct |
9 |
Correct |
1 ms |
328 KB |
Output is correct |
10 |
Correct |
1 ms |
332 KB |
Output is correct |
11 |
Correct |
1 ms |
332 KB |
Output is correct |
12 |
Correct |
1 ms |
332 KB |
Output is correct |
13 |
Correct |
1 ms |
332 KB |
Output is correct |
14 |
Correct |
1 ms |
332 KB |
Output is correct |
15 |
Correct |
1 ms |
332 KB |
Output is correct |
16 |
Correct |
1 ms |
332 KB |
Output is correct |
17 |
Correct |
1 ms |
332 KB |
Output is correct |
18 |
Correct |
1 ms |
332 KB |
Output is correct |
19 |
Correct |
1 ms |
324 KB |
Output is correct |
20 |
Correct |
1 ms |
332 KB |
Output is correct |
21 |
Correct |
1 ms |
332 KB |
Output is correct |
22 |
Correct |
1 ms |
328 KB |
Output is correct |
23 |
Correct |
1 ms |
332 KB |
Output is correct |
24 |
Correct |
0 ms |
332 KB |
Output is correct |
25 |
Correct |
1 ms |
332 KB |
Output is correct |
26 |
Correct |
1 ms |
332 KB |
Output is correct |
27 |
Correct |
1 ms |
332 KB |
Output is correct |
28 |
Correct |
1 ms |
332 KB |
Output is correct |
29 |
Correct |
1 ms |
460 KB |
Output is correct |
30 |
Correct |
2 ms |
464 KB |
Output is correct |
31 |
Correct |
3 ms |
468 KB |
Output is correct |
32 |
Correct |
3 ms |
448 KB |
Output is correct |
33 |
Correct |
1 ms |
460 KB |
Output is correct |
34 |
Correct |
4 ms |
540 KB |
Output is correct |
35 |
Correct |
3 ms |
460 KB |
Output is correct |
36 |
Correct |
3 ms |
460 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
332 KB |
Output is correct |
2 |
Correct |
1 ms |
332 KB |
Output is correct |
3 |
Correct |
1 ms |
332 KB |
Output is correct |
4 |
Correct |
1 ms |
332 KB |
Output is correct |
5 |
Correct |
1 ms |
332 KB |
Output is correct |
6 |
Correct |
1 ms |
332 KB |
Output is correct |
7 |
Correct |
1 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Correct |
1 ms |
340 KB |
Output is correct |
10 |
Correct |
1 ms |
344 KB |
Output is correct |
11 |
Correct |
1 ms |
344 KB |
Output is correct |
12 |
Correct |
1 ms |
332 KB |
Output is correct |
13 |
Correct |
2 ms |
332 KB |
Output is correct |
14 |
Correct |
2 ms |
332 KB |
Output is correct |
15 |
Correct |
1 ms |
332 KB |
Output is correct |
16 |
Correct |
2 ms |
460 KB |
Output is correct |
17 |
Correct |
3 ms |
460 KB |
Output is correct |
18 |
Correct |
4 ms |
536 KB |
Output is correct |
19 |
Correct |
4 ms |
460 KB |
Output is correct |
20 |
Correct |
1 ms |
460 KB |
Output is correct |
21 |
Correct |
3 ms |
536 KB |
Output is correct |
22 |
Correct |
3 ms |
460 KB |
Output is correct |
23 |
Correct |
2 ms |
460 KB |
Output is correct |
24 |
Correct |
4 ms |
460 KB |
Output is correct |
25 |
Correct |
3 ms |
588 KB |
Output is correct |
26 |
Correct |
8 ms |
588 KB |
Output is correct |
27 |
Correct |
19 ms |
716 KB |
Output is correct |
28 |
Correct |
39 ms |
716 KB |
Output is correct |
29 |
Correct |
40 ms |
748 KB |
Output is correct |
30 |
Correct |
1 ms |
716 KB |
Output is correct |
31 |
Correct |
19 ms |
744 KB |
Output is correct |
32 |
Correct |
29 ms |
716 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
332 KB |
Output is correct |
2 |
Correct |
1 ms |
332 KB |
Output is correct |
3 |
Correct |
1 ms |
332 KB |
Output is correct |
4 |
Correct |
1 ms |
332 KB |
Output is correct |
5 |
Correct |
1 ms |
332 KB |
Output is correct |
6 |
Correct |
1 ms |
332 KB |
Output is correct |
7 |
Correct |
1 ms |
324 KB |
Output is correct |
8 |
Correct |
1 ms |
332 KB |
Output is correct |
9 |
Correct |
1 ms |
332 KB |
Output is correct |
10 |
Correct |
1 ms |
340 KB |
Output is correct |
11 |
Correct |
1 ms |
340 KB |
Output is correct |
12 |
Correct |
1 ms |
340 KB |
Output is correct |
13 |
Correct |
1 ms |
320 KB |
Output is correct |
14 |
Correct |
1 ms |
332 KB |
Output is correct |
15 |
Correct |
1 ms |
332 KB |
Output is correct |
16 |
Correct |
1 ms |
332 KB |
Output is correct |
17 |
Correct |
0 ms |
332 KB |
Output is correct |
18 |
Correct |
1 ms |
332 KB |
Output is correct |
19 |
Correct |
1 ms |
332 KB |
Output is correct |
20 |
Correct |
1 ms |
332 KB |
Output is correct |
21 |
Correct |
1 ms |
332 KB |
Output is correct |
22 |
Correct |
1 ms |
332 KB |
Output is correct |
23 |
Correct |
1 ms |
328 KB |
Output is correct |
24 |
Correct |
0 ms |
344 KB |
Output is correct |
25 |
Correct |
1 ms |
332 KB |
Output is correct |
26 |
Correct |
1 ms |
332 KB |
Output is correct |
27 |
Correct |
1 ms |
332 KB |
Output is correct |
28 |
Correct |
1 ms |
332 KB |
Output is correct |
29 |
Correct |
1 ms |
332 KB |
Output is correct |
30 |
Correct |
1 ms |
332 KB |
Output is correct |
31 |
Correct |
1 ms |
332 KB |
Output is correct |
32 |
Correct |
1 ms |
332 KB |
Output is correct |
33 |
Correct |
1 ms |
332 KB |
Output is correct |
34 |
Correct |
1 ms |
332 KB |
Output is correct |
35 |
Correct |
1 ms |
348 KB |
Output is correct |
36 |
Correct |
1 ms |
332 KB |
Output is correct |
37 |
Correct |
1 ms |
332 KB |
Output is correct |
38 |
Correct |
1 ms |
332 KB |
Output is correct |
39 |
Correct |
1 ms |
460 KB |
Output is correct |
40 |
Correct |
2 ms |
460 KB |
Output is correct |
41 |
Correct |
3 ms |
460 KB |
Output is correct |
42 |
Correct |
3 ms |
460 KB |
Output is correct |
43 |
Correct |
1 ms |
460 KB |
Output is correct |
44 |
Correct |
5 ms |
460 KB |
Output is correct |
45 |
Correct |
3 ms |
460 KB |
Output is correct |
46 |
Correct |
3 ms |
460 KB |
Output is correct |
47 |
Correct |
5 ms |
540 KB |
Output is correct |
48 |
Correct |
3 ms |
576 KB |
Output is correct |
49 |
Correct |
8 ms |
652 KB |
Output is correct |
50 |
Correct |
20 ms |
708 KB |
Output is correct |
51 |
Correct |
40 ms |
716 KB |
Output is correct |
52 |
Correct |
42 ms |
744 KB |
Output is correct |
53 |
Correct |
1 ms |
716 KB |
Output is correct |
54 |
Correct |
21 ms |
748 KB |
Output is correct |
55 |
Correct |
34 ms |
716 KB |
Output is correct |
56 |
Correct |
3 ms |
460 KB |
Output is correct |
57 |
Correct |
7 ms |
588 KB |
Output is correct |
58 |
Correct |
18 ms |
716 KB |
Output is correct |
59 |
Correct |
45 ms |
716 KB |
Output is correct |
60 |
Correct |
36 ms |
752 KB |
Output is correct |
61 |
Correct |
1 ms |
716 KB |
Output is correct |
62 |
Correct |
48 ms |
744 KB |
Output is correct |
63 |
Correct |
42 ms |
716 KB |
Output is correct |
64 |
Correct |
28 ms |
716 KB |
Output is correct |
65 |
Correct |
3 ms |
460 KB |
Output is correct |
66 |
Correct |
3 ms |
588 KB |
Output is correct |
67 |
Correct |
7 ms |
588 KB |
Output is correct |
68 |
Correct |
18 ms |
588 KB |
Output is correct |
69 |
Correct |
36 ms |
748 KB |
Output is correct |
70 |
Correct |
36 ms |
748 KB |
Output is correct |
71 |
Correct |
2 ms |
716 KB |
Output is correct |
72 |
Correct |
36 ms |
744 KB |
Output is correct |
73 |
Correct |
27 ms |
716 KB |
Output is correct |
74 |
Correct |
30 ms |
752 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
332 KB |
Output is correct |
2 |
Correct |
0 ms |
332 KB |
Output is correct |
3 |
Correct |
0 ms |
204 KB |
Output is correct |
4 |
Correct |
1 ms |
332 KB |
Output is correct |
5 |
Correct |
1 ms |
332 KB |
Output is correct |
6 |
Correct |
1 ms |
324 KB |
Output is correct |
7 |
Correct |
1 ms |
324 KB |
Output is correct |
8 |
Correct |
0 ms |
332 KB |
Output is correct |
9 |
Correct |
1 ms |
332 KB |
Output is correct |
10 |
Correct |
1 ms |
332 KB |
Output is correct |
11 |
Correct |
1 ms |
332 KB |
Output is correct |
12 |
Correct |
1 ms |
344 KB |
Output is correct |
13 |
Correct |
1 ms |
332 KB |
Output is correct |
14 |
Correct |
1 ms |
332 KB |
Output is correct |
15 |
Correct |
1 ms |
332 KB |
Output is correct |
16 |
Correct |
1 ms |
332 KB |
Output is correct |
17 |
Correct |
1 ms |
332 KB |
Output is correct |
18 |
Correct |
1 ms |
332 KB |
Output is correct |
19 |
Correct |
1 ms |
332 KB |
Output is correct |
20 |
Correct |
1 ms |
332 KB |
Output is correct |
21 |
Correct |
1 ms |
332 KB |
Output is correct |
22 |
Correct |
1 ms |
332 KB |
Output is correct |
23 |
Correct |
1 ms |
332 KB |
Output is correct |
24 |
Correct |
1 ms |
332 KB |
Output is correct |
25 |
Correct |
1 ms |
332 KB |
Output is correct |
26 |
Correct |
1 ms |
460 KB |
Output is correct |
27 |
Correct |
3 ms |
460 KB |
Output is correct |
28 |
Correct |
3 ms |
460 KB |
Output is correct |
29 |
Correct |
3 ms |
460 KB |
Output is correct |
30 |
Correct |
1 ms |
460 KB |
Output is correct |
31 |
Correct |
3 ms |
460 KB |
Output is correct |
32 |
Correct |
4 ms |
460 KB |
Output is correct |
33 |
Correct |
2 ms |
460 KB |
Output is correct |
34 |
Correct |
3 ms |
460 KB |
Output is correct |
35 |
Correct |
3 ms |
588 KB |
Output is correct |
36 |
Correct |
8 ms |
588 KB |
Output is correct |
37 |
Correct |
24 ms |
588 KB |
Output is correct |
38 |
Correct |
48 ms |
748 KB |
Output is correct |
39 |
Correct |
38 ms |
716 KB |
Output is correct |
40 |
Correct |
1 ms |
716 KB |
Output is correct |
41 |
Correct |
21 ms |
716 KB |
Output is correct |
42 |
Correct |
29 ms |
716 KB |
Output is correct |
43 |
Correct |
3 ms |
460 KB |
Output is correct |
44 |
Correct |
7 ms |
588 KB |
Output is correct |
45 |
Correct |
17 ms |
588 KB |
Output is correct |
46 |
Correct |
35 ms |
744 KB |
Output is correct |
47 |
Correct |
38 ms |
716 KB |
Output is correct |
48 |
Correct |
1 ms |
716 KB |
Output is correct |
49 |
Correct |
41 ms |
716 KB |
Output is correct |
50 |
Correct |
39 ms |
716 KB |
Output is correct |
51 |
Correct |
1 ms |
204 KB |
Output is correct |
52 |
Correct |
11 ms |
204 KB |
Output is correct |
53 |
Correct |
17 ms |
332 KB |
Output is correct |
54 |
Correct |
31 ms |
332 KB |
Output is correct |
55 |
Correct |
30 ms |
332 KB |
Output is correct |
56 |
Correct |
113 ms |
348 KB |
Output is correct |
57 |
Correct |
117 ms |
352 KB |
Output is correct |
58 |
Correct |
110 ms |
348 KB |
Output is correct |
59 |
Correct |
110 ms |
356 KB |
Output is correct |
60 |
Correct |
112 ms |
344 KB |
Output is correct |
61 |
Correct |
1 ms |
204 KB |
Output is correct |
62 |
Correct |
17 ms |
328 KB |
Output is correct |
63 |
Correct |
31 ms |
336 KB |
Output is correct |
64 |
Correct |
30 ms |
332 KB |
Output is correct |
65 |
Correct |
62 ms |
336 KB |
Output is correct |
66 |
Correct |
95 ms |
348 KB |
Output is correct |
67 |
Correct |
111 ms |
348 KB |
Output is correct |
68 |
Correct |
114 ms |
344 KB |
Output is correct |
69 |
Correct |
115 ms |
332 KB |
Output is correct |