#include <iostream>
#include <bits/stdc++.h>
using namespace std;
typedef int64_t llo;
#define mp make_pair
#define pb push_back
#define a first
#define b second
#define endl "\n"
int main(){
ios_base::sync_with_stdio(false);
cin.tie(NULL);
llo n,a,b;
cin>>n>>a>>b;
llo it[n];
for(llo i=0;i<n;i++){
cin>>it[i];
}
llo dp[n];
llo ans=0;
memset(dp,0,sizeof(dp));
llo pre[n];
pre[0]=it[0];
for(llo i=1;i<n;i++){
pre[i]=pre[i-1]+it[i];
}
for(llo i=42;i>=0;i--){
memset(dp,0,sizeof(dp));
//cout<<ans<<endl;
ans=ans+(((llo)1<<(i))-(llo)1);
// cout<<i<<endl;
//cout<<ans<<endl;
for(llo j=0;j<n;j++){
llo no=pre[j];
no|=ans;
if(no==ans){
dp[j]=1;
}
for(llo l=0;l<j;l++){
llo no=(pre[j]-pre[l]);
no|=ans;
if(dp[l]==1 and (no==ans)){
if(dp[j]==0){
dp[j]=dp[l]+1;
}
dp[j]=min(dp[j],dp[l]+1);
}
}
}
ans-=(llo)(((llo)1<<(i))-(llo)1);
//cout<<ans<<endl<<endl;
llo st=1;
for(llo j=n-1;j<n;j++){
if(dp[j]>0 and dp[j]<b+1){
st=0;
break;
}
}
if(st){
ans|=((llo)1<<i);
}
}
cout<<ans<<endl;
/*llo nno=8|3;
//cout<<nno<<endl;
*/
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
5 ms |
376 KB |
Output is correct |
2 |
Incorrect |
5 ms |
376 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
5 ms |
376 KB |
Output is correct |
2 |
Incorrect |
5 ms |
376 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
5 ms |
376 KB |
Output is correct |
2 |
Incorrect |
5 ms |
376 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
4 ms |
376 KB |
Output is correct |
2 |
Incorrect |
5 ms |
380 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
5 ms |
376 KB |
Output is correct |
2 |
Incorrect |
5 ms |
376 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |