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QOJ
ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
---|---|---|---|---|---|---|---|---|---|
#673715 | #7932. AND-OR closure | rotcar07 | WA | 13ms | 9680kb | C++23 | 785b | 2024-10-25 09:19:53 | 2024-10-25 09:19:54 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
int n;ll zhuzhu[40];
constexpr int B=1<<20;
bool dp[B];
int dq[B];
int msk[B];
int main(){
cin>>n;ll ans=(1ll<<40)-1;
for(int i=1;i<=n;i++){
ll x;cin>>x;
for(int j=0;j<40;j++)if(x>>j&1){
if(!zhuzhu[j]) zhuzhu[j]=x;
else zhuzhu[j]&=x;
}
ans&=x;
}
dq[0]=ans;ans=0;
for(int i=0;i<40;i++) dq[zhuzhu[i]&B-1]=1,dp[zhuzhu[i]>>20]=1;
for(int i=0;i<B;i++)if(dq[i])
for(int j=0;j<40;j++) dq[i|(zhuzhu[j]&B-1)]=1;
for(int i=0;i<20;i++)
for(int j=B-1;j>=0;j--)if(!(j>>i&1)) dq[j]+=dq[j^(1<<i)];
for(int i=0;i<B;i++)if(dp[i]){
for(int j=0;j<40;j++) dp[i|(zhuzhu[j]>>20)]=1;
if(i){int x=i&-i;msk[i]=msk[i^x]|(zhuzhu[__lg(x)]&B-1);}
ans+=dq[msk[i]];
}
cout<<ans<<'\n';
}
詳細信息
Test #1:
score: 100
Accepted
time: 9ms
memory: 9680kb
input:
4 0 1 3 5
output:
5
result:
ok 1 number(s): "5"
Test #2:
score: 0
Accepted
time: 10ms
memory: 8404kb
input:
5 0 1 2 3 4
output:
8
result:
ok 1 number(s): "8"
Test #3:
score: -100
Wrong Answer
time: 13ms
memory: 8516kb
input:
49 1097363587067 1096810445814 275012137504 1096739142630 1096809921522 1087071335264 829364908576 949625500192 1087142638448 1096200190829 1097292808175 1095750860656 1087144145776 1097346808827 1095734082416 1096755396578 829230678048 1095663303524 1087072842592 1096216444777 949623992864 10962714...
output:
755
result:
wrong answer 1st numbers differ - expected: '52', found: '755'