#include<bits/stdc++.h>
using namespace std;
#define int long long
#define ii pair <int, int>
#define app push_back
#define all(a) a.begin(), a.end()
#define bp __builtin_popcount
#define ll long long
#define mp make_pair
#define f first
#define s second
#define Time (double)clock()/CLOCKS_PER_SEC
const int N = 5e5 + 7;
int a[N], p1[N], p2[N];
vector <int> add[N];
signed main() {
#ifdef HOME
freopen("input.txt", "r", stdin);
#else
#define endl '\n'
ios_base::sync_with_stdio(0); cin.tie(0);
#endif
int n;
cin >> n;
for (int i = 1; i <= n; ++i) {
cin >> a[i];
}
for (int i = 1; i <= n; ++i)
cin >> p1[i];
for (int i = 1; i <= n; ++i) {
cin >> p2[i];
add[a[i]].app(p2[i]);
}
int mx = 1;
for (int i = 1; i <= n; ++i) {
if (add[i].size() > add[mx].size())
mx = i;
}
int ans = 0;
for (int s = mx; s <= mx; ++s) {
set <int> cur;
priority_queue <ii> q;
bool ban = 0;
int nn = 0;
for (int sh = 0; sh < n; ++sh) {
int i = s + sh;
if (i > n)
i -= n;
for (int x : add[i]) {
q.push(mp(sh, x));
}
if (cur.empty() && q.size()) {
int r = q.top().f;
while (q.size() && q.top().f == r) {
cur.insert(q.top().s);
q.pop();
}
}
if (cur.empty()) {
ban = 1;
break;
}
auto t = cur.upper_bound(p1[i]);
if (t == cur.end()) {
cur.erase(cur.begin());
}
else {
++nn;
cur.erase(t);
}
}
if (!ban) {
ans = max(ans, nn);
}
}
cout << ans << endl;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
582 ms |
51276 KB |
Output is correct |
2 |
Correct |
448 ms |
50640 KB |
Output is correct |
3 |
Correct |
466 ms |
59072 KB |
Output is correct |
4 |
Correct |
589 ms |
60224 KB |
Output is correct |
5 |
Incorrect |
231 ms |
30180 KB |
Output isn't correct |
6 |
Incorrect |
267 ms |
30328 KB |
Output isn't correct |
7 |
Incorrect |
297 ms |
32456 KB |
Output isn't correct |
8 |
Incorrect |
259 ms |
30840 KB |
Output isn't correct |
9 |
Incorrect |
349 ms |
33528 KB |
Output isn't correct |
10 |
Incorrect |
289 ms |
31992 KB |
Output isn't correct |