QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#355769 | #7932. AND-OR closure | ngpin04# | WA | 1ms | 5876kb | C++14 | 1.9kb | 2024-03-17 07:07:52 | 2024-03-17 07:07:53 |
Judging History
answer
#include <bits/stdc++.h>
#define fi first
#define se second
#define mp make_pair
#define ALL(x) x.begin(), x.end()
#define bit(x) (1LL << (x))
#define getbit(x, i) (((x) >> (i)) & 1)
using namespace std;
template <typename T1, typename T2> bool mini(T1 &a, T2 b) {
if (a > b) {a = b; return true;} return false;
};
template <typename T1, typename T2> bool maxi(T1 &a, T2 b) {
if (a < b) {a = b; return true;} return false;
};
int n;
int sz;
long A[200003];
long B[200003];
vector<long> mem[40];
vector<int> vec[45];
long dp[45];
void dfs(int u)
{
long res = 1;
for(int v : vec[u])
{
dfs(v);
res = res*dp[v];
}
dp[u] = res+1;
// cout << u << " " << dp[u] << "\n";
}
int main() {
ios_base::sync_with_stdio(0);
cin.tie(0);
cin >> n;
for(int i = 1; i <= n; i++)
{
cin >> A[i];
for(int j = 0; j < 40; j++)
{
long bit = (1LL<<j);
if(bit&A[i])
mem[j].push_back(A[i]);
}
}
set<long> st;
for(int j = 0; j < 40; j++)
{
long sand = (1LL<<40)-1;
if(mem[j].size() == 0) continue;
for(long x : mem[j])
{
sand &= x;
// cout << j << " " << x << "\n";
}
st.insert(sand);
}
for(long x : st)
{
B[++sz] = x;
}
for(int i = 1; i <= sz; i++)
{
long mx = 0;
int idx = 0;
for(int j = 1; j < i; j++)
{
// cout << i << " " << j << " " << (B[i]&B[j]) << '\n';
if((B[i]&B[j]) == B[j])
{
mx = max(mx, B[j]);
idx = j;
}
}
// cout << "EDJ : " << i << " " << idx << "\n";
vec[idx].push_back(i);
}
dfs(0);
cout << dp[0]-1 << "\n";
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 1ms
memory: 3848kb
input:
4 0 1 3 5
output:
5
result:
ok 1 number(s): "5"
Test #2:
score: 0
Accepted
time: 1ms
memory: 5876kb
input:
5 0 1 2 3 4
output:
8
result:
ok 1 number(s): "8"
Test #3:
score: -100
Wrong Answer
time: 0ms
memory: 3664kb
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:
209
result:
wrong answer 1st numbers differ - expected: '52', found: '209'