#include<bits/stdc++.h>
using namespace std;
#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")
#define N 2005
long long arr[N],qs[N][N],dp[N],bit;
bitset<N> ok[N],dpp[N];
int main(){
int n,a,b,i,j,k,l;
scanf("%d %d %d",&n,&a,&b);
for(i=1;i<=n;i++)scanf("%lld",&arr[i]),arr[i]+=arr[i-1];
for(i=1;i<=n;i++)for(j=i;j<=n;j++)qs[i][j]=arr[j]-arr[i-1];
if(a==1){
for(i=60;i>=0;i--){
long long x=bit|((1ll<<i)-1ll);
for(j=1;j<=n;j++)for(k=j;k<=n;k++)ok[j][k]=((qs[j][k]|x)==x);
for(j=1;j<=n;j++){
dp[j]=ok[1][j]?1:1e9;
for(k=1;k<j;k++)if(ok[k+1][j])dp[j]=min(dp[j],dp[k]+1);
}
if(dp[n]>b)bit|=1ll<<i;
}
printf("%lld",bit);
}
else{
for(i=60;i>=0;i--){
long long x=bit|((1ll<<i)-1ll);
for(j=1;j<=n;j++)for(k=j;k<=n;k++)ok[j][k]=((qs[j][k]|x)==x);
for(j=1;j<=n;j++){
for(k=1;k<=n;k++){
if(j==1&&ok[1][j])dpp[j][k]=true;
for(l=1;l<k;l++)if(dpp[j-1][l]&&ok[l+1][k])dpp[j][k]=true;
}
}
for(j=a;j<=b;j++)if(dpp[j][n])break;
if(j>b)bit|=1ll<<i;
}
printf("%lld",bit);
}
return 0;
}
Compilation message
sculpture.cpp: In function 'int main()':
sculpture.cpp:12:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
12 | scanf("%d %d %d",&n,&a,&b);
| ~~~~~^~~~~~~~~~~~~~~~~~~~~
sculpture.cpp:13:27: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
13 | for(i=1;i<=n;i++)scanf("%lld",&arr[i]),arr[i]+=arr[i-1];
| ~~~~~^~~~~~~~~~~~~~~~
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
340 KB |
Output is correct |
| 2 |
Correct |
1 ms |
340 KB |
Output is correct |
| 3 |
Correct |
0 ms |
212 KB |
Output is correct |
| 4 |
Correct |
1 ms |
340 KB |
Output is correct |
| 5 |
Correct |
0 ms |
340 KB |
Output is correct |
| 6 |
Correct |
1 ms |
340 KB |
Output is correct |
| 7 |
Correct |
0 ms |
340 KB |
Output is correct |
| 8 |
Correct |
0 ms |
340 KB |
Output is correct |
| 9 |
Correct |
1 ms |
340 KB |
Output is correct |
| 10 |
Correct |
1 ms |
340 KB |
Output is correct |
| 11 |
Correct |
0 ms |
340 KB |
Output is correct |
| 12 |
Correct |
1 ms |
340 KB |
Output is correct |
| 13 |
Correct |
1 ms |
340 KB |
Output is correct |
| 14 |
Incorrect |
0 ms |
340 KB |
Output isn't correct |
| 15 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
340 KB |
Output is correct |
| 2 |
Correct |
0 ms |
340 KB |
Output is correct |
| 3 |
Correct |
0 ms |
212 KB |
Output is correct |
| 4 |
Correct |
0 ms |
340 KB |
Output is correct |
| 5 |
Correct |
0 ms |
340 KB |
Output is correct |
| 6 |
Correct |
0 ms |
340 KB |
Output is correct |
| 7 |
Correct |
0 ms |
340 KB |
Output is correct |
| 8 |
Correct |
0 ms |
340 KB |
Output is correct |
| 9 |
Correct |
0 ms |
340 KB |
Output is correct |
| 10 |
Correct |
1 ms |
356 KB |
Output is correct |
| 11 |
Correct |
1 ms |
340 KB |
Output is correct |
| 12 |
Correct |
0 ms |
340 KB |
Output is correct |
| 13 |
Correct |
0 ms |
340 KB |
Output is correct |
| 14 |
Incorrect |
0 ms |
340 KB |
Output isn't correct |
| 15 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
340 KB |
Output is correct |
| 2 |
Correct |
0 ms |
340 KB |
Output is correct |
| 3 |
Correct |
1 ms |
212 KB |
Output is correct |
| 4 |
Correct |
0 ms |
340 KB |
Output is correct |
| 5 |
Correct |
1 ms |
340 KB |
Output is correct |
| 6 |
Correct |
0 ms |
340 KB |
Output is correct |
| 7 |
Correct |
0 ms |
340 KB |
Output is correct |
| 8 |
Correct |
0 ms |
340 KB |
Output is correct |
| 9 |
Correct |
0 ms |
340 KB |
Output is correct |
| 10 |
Correct |
0 ms |
340 KB |
Output is correct |
| 11 |
Correct |
0 ms |
340 KB |
Output is correct |
| 12 |
Correct |
0 ms |
340 KB |
Output is correct |
| 13 |
Correct |
0 ms |
340 KB |
Output is correct |
| 14 |
Correct |
1 ms |
340 KB |
Output is correct |
| 15 |
Correct |
1 ms |
340 KB |
Output is correct |
| 16 |
Correct |
1 ms |
468 KB |
Output is correct |
| 17 |
Correct |
1 ms |
468 KB |
Output is correct |
| 18 |
Correct |
1 ms |
468 KB |
Output is correct |
| 19 |
Correct |
1 ms |
468 KB |
Output is correct |
| 20 |
Correct |
1 ms |
468 KB |
Output is correct |
| 21 |
Correct |
1 ms |
468 KB |
Output is correct |
| 22 |
Correct |
1 ms |
468 KB |
Output is correct |
| 23 |
Correct |
1 ms |
468 KB |
Output is correct |
| 24 |
Correct |
1 ms |
468 KB |
Output is correct |
| 25 |
Correct |
1 ms |
596 KB |
Output is correct |
| 26 |
Correct |
2 ms |
596 KB |
Output is correct |
| 27 |
Correct |
2 ms |
724 KB |
Output is correct |
| 28 |
Correct |
3 ms |
724 KB |
Output is correct |
| 29 |
Correct |
2 ms |
724 KB |
Output is correct |
| 30 |
Correct |
3 ms |
724 KB |
Output is correct |
| 31 |
Correct |
2 ms |
724 KB |
Output is correct |
| 32 |
Correct |
2 ms |
724 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
340 KB |
Output is correct |
| 2 |
Correct |
0 ms |
340 KB |
Output is correct |
| 3 |
Correct |
0 ms |
212 KB |
Output is correct |
| 4 |
Correct |
1 ms |
340 KB |
Output is correct |
| 5 |
Correct |
1 ms |
340 KB |
Output is correct |
| 6 |
Correct |
0 ms |
340 KB |
Output is correct |
| 7 |
Correct |
1 ms |
340 KB |
Output is correct |
| 8 |
Correct |
0 ms |
340 KB |
Output is correct |
| 9 |
Correct |
1 ms |
340 KB |
Output is correct |
| 10 |
Correct |
1 ms |
340 KB |
Output is correct |
| 11 |
Correct |
0 ms |
340 KB |
Output is correct |
| 12 |
Correct |
0 ms |
340 KB |
Output is correct |
| 13 |
Correct |
1 ms |
340 KB |
Output is correct |
| 14 |
Incorrect |
0 ms |
340 KB |
Output isn't correct |
| 15 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
340 KB |
Output is correct |
| 2 |
Correct |
1 ms |
340 KB |
Output is correct |
| 3 |
Correct |
0 ms |
212 KB |
Output is correct |
| 4 |
Correct |
0 ms |
340 KB |
Output is correct |
| 5 |
Correct |
1 ms |
340 KB |
Output is correct |
| 6 |
Correct |
0 ms |
340 KB |
Output is correct |
| 7 |
Correct |
1 ms |
340 KB |
Output is correct |
| 8 |
Correct |
0 ms |
340 KB |
Output is correct |
| 9 |
Correct |
0 ms |
340 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 |
340 KB |
Output is correct |
| 14 |
Correct |
0 ms |
340 KB |
Output is correct |
| 15 |
Correct |
0 ms |
340 KB |
Output is correct |
| 16 |
Correct |
1 ms |
340 KB |
Output is correct |
| 17 |
Correct |
0 ms |
340 KB |
Output is correct |
| 18 |
Correct |
1 ms |
340 KB |
Output is correct |
| 19 |
Correct |
1 ms |
340 KB |
Output is correct |
| 20 |
Correct |
1 ms |
340 KB |
Output is correct |
| 21 |
Correct |
1 ms |
348 KB |
Output is correct |
| 22 |
Correct |
1 ms |
340 KB |
Output is correct |
| 23 |
Correct |
0 ms |
340 KB |
Output is correct |
| 24 |
Correct |
1 ms |
340 KB |
Output is correct |
| 25 |
Correct |
1 ms |
340 KB |
Output is correct |
| 26 |
Correct |
1 ms |
468 KB |
Output is correct |
| 27 |
Correct |
1 ms |
468 KB |
Output is correct |
| 28 |
Correct |
1 ms |
468 KB |
Output is correct |
| 29 |
Correct |
1 ms |
468 KB |
Output is correct |
| 30 |
Correct |
1 ms |
468 KB |
Output is correct |
| 31 |
Correct |
1 ms |
468 KB |
Output is correct |
| 32 |
Correct |
1 ms |
468 KB |
Output is correct |
| 33 |
Correct |
1 ms |
468 KB |
Output is correct |
| 34 |
Correct |
1 ms |
468 KB |
Output is correct |
| 35 |
Correct |
1 ms |
596 KB |
Output is correct |
| 36 |
Correct |
4 ms |
596 KB |
Output is correct |
| 37 |
Correct |
2 ms |
724 KB |
Output is correct |
| 38 |
Correct |
3 ms |
724 KB |
Output is correct |
| 39 |
Correct |
2 ms |
724 KB |
Output is correct |
| 40 |
Correct |
3 ms |
824 KB |
Output is correct |
| 41 |
Correct |
2 ms |
724 KB |
Output is correct |
| 42 |
Correct |
2 ms |
724 KB |
Output is correct |
| 43 |
Correct |
1 ms |
468 KB |
Output is correct |
| 44 |
Correct |
2 ms |
604 KB |
Output is correct |
| 45 |
Correct |
2 ms |
724 KB |
Output is correct |
| 46 |
Correct |
2 ms |
724 KB |
Output is correct |
| 47 |
Correct |
2 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 |
2 ms |
724 KB |
Output is correct |
| 51 |
Correct |
2 ms |
724 KB |
Output is correct |
| 52 |
Correct |
49 ms |
4060 KB |
Output is correct |
| 53 |
Correct |
81 ms |
5688 KB |
Output is correct |
| 54 |
Correct |
141 ms |
8480 KB |
Output is correct |
| 55 |
Correct |
144 ms |
8496 KB |
Output is correct |
| 56 |
Correct |
549 ms |
23508 KB |
Output is correct |
| 57 |
Correct |
522 ms |
23616 KB |
Output is correct |
| 58 |
Correct |
560 ms |
23488 KB |
Output is correct |
| 59 |
Correct |
500 ms |
23488 KB |
Output is correct |
| 60 |
Correct |
516 ms |
23508 KB |
Output is correct |
| 61 |
Correct |
2 ms |
724 KB |
Output is correct |
| 62 |
Correct |
68 ms |
5588 KB |
Output is correct |
| 63 |
Correct |
151 ms |
8532 KB |
Output is correct |
| 64 |
Correct |
123 ms |
8496 KB |
Output is correct |
| 65 |
Correct |
242 ms |
14040 KB |
Output is correct |
| 66 |
Correct |
407 ms |
19456 KB |
Output is correct |
| 67 |
Correct |
485 ms |
23488 KB |
Output is correct |
| 68 |
Correct |
528 ms |
23492 KB |
Output is correct |
| 69 |
Correct |
522 ms |
23508 KB |
Output is correct |
