이 제출은 이전 버전의 oj.uz에서 채점하였습니다. 현재는 제출 당시와는 다른 서버에서 채점을 하기 때문에, 다시 제출하면 결과가 달라질 수도 있습니다.
/// wa
#pragma GCC optimize("O3")
//#pragma comment(linker, "/STACK:36777216")
#include<bits/stdc++.h>
#define x first
#define y second
#define pb push_back
#define sz(x) (int) x.size()
#define all(z) (z).begin(), (z).end()
using namespace std;
using ll = long long;
using pii = pair<int, int>;
const int MOD = 1e9 + 7;
const int INF = 1e9 + 1e2;
//mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
void fin() {
#ifdef AM
freopen(".in", "r", stdin);
#endif
}
const bool flag = 0;
const int N = 1e5+10;
int dp[N], p[N];;
void ma1n() {
int n;
cin >> n;
vector<int> a(n);
for (int& x : a) {
cin >> x;
}
vector<int> k(n);
for (int& x : k) {
cin >> x;
}
memset(p, -1, sizeof(p));
for (int i = 0; i < n; ++i) {
dp[i] = 1;
for (int j = 0; j < i; ++j) {
int cnt = __builtin_popcount(a[i]&a[j]);
if (cnt == k[i] && dp[i] < dp[j]+1) {
dp[i] = dp[j]+1, p[i] = j;
}
}
}
int pos = max_element(dp, dp+N)-dp;
vector<int> ans;
while (~pos) {
ans.pb(pos);
pos = p[pos];
}
reverse(all(ans));
cout << sz(ans) << "\n";
for (int x : ans) cout << x+1 << " ";
}
int main() {
ios_base::sync_with_stdio(0);
cin.tie(nullptr), fin();
int ts = 1;
if (flag) {
cin >> ts;
}
while (ts--) {
ma1n();
}
return 0;
}
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