QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#158273 | #7108. Couleur | ucup-team918# | AC ✓ | 1496ms | 31576kb | C++17 | 2.1kb | 2023-09-02 16:22:31 | 2023-09-02 16:22:33 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
#define ll long long
set<array<ll, 3>> s;
multiset<ll> st;
int n, a[100010], rt[100010], cnt;
struct node {
int sz, lson, rson;
} t[100010 * 40];
#define mid (l + r >> 1)
void change(int &now, int from, int x, int l = 1, int r = n) {
t[now = ++cnt] = t[from], t[now].sz++;
if (l == r) return;
if (x <= mid) change(t[now].lson, t[from].lson, x, l, mid);
else change(t[now].rson, t[from].rson, x, mid + 1, r);
}
int query(int now, int from, int x, int l = 1, int r = n) {
if (x >= r) return t[now].sz - t[from].sz;
if (x < l) return 0;
if (x <= mid) return query(t[now].lson, t[from].lson, x, l, mid);
return t[t[now].lson].sz - t[t[from].lson].sz + query(t[now].rson, t[from].rson, x, mid + 1, r);
}
ll calc(int l, int r) {
ll res = 0;
for (int i = l; i <= r; i++)
res += query(rt[r], rt[i], a[i] - 1);
return res;
}
void Solve(int test) {
s.clear(), st.clear();
cnt = 0;
cin >> n;
for (int i = 1; i <= n; i++)
cin >> a[i], change(rt[i], rt[i - 1], a[i]);
s.insert({1, n, calc(1, n)}), st.insert(calc(1, n));
for (int i = 1; i <= n; i++) {
cout << *prev(st.end()) << " ";
ll x;
cin >> x, x ^= *prev(st.end());
auto [l, r, p] = *prev(s.upper_bound({x, (int)1e9, 0}));
s.erase({l, r, p}), st.erase(st.find(p));
if (x <= (l + r) / 2) {
ll pl = calc(l, x - 1);
p -= pl;
p -= x - l - query(rt[x - 1], rt[l - 1], a[x]);
for (int i = l; i <= x; i++)
p -= query(rt[r], rt[x], a[i] - 1);
if (r > x) s.insert({x + 1, r, p}), st.insert(p);
if (x > l) s.insert({l, x - 1, pl}), st.insert(pl);
}
else {
ll pr = calc(x + 1, r);
p -= pr;
p -= query(rt[r], rt[x], a[x] - 1);
for (int i = x; i <= r; i++)
p -= x - l - query(rt[x - 1], rt[l - 1], a[i]);
if (x > l) s.insert({l, x - 1, p}), st.insert(p);
if (r > x) s.insert({x + 1, r, pr}), st.insert(pr);
}
}
cout << endl;
}
signed main() {
ios::sync_with_stdio(false);
cin.tie(0), cout.tie(0);
int T;
cin >> T;
for (int i = 1; i <= T; i++) Solve(i);
return 0;
}
这程序好像有点Bug,我给组数据试试?
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 1ms
memory: 5736kb
input:
3 5 4 3 1 1 1 5 4 5 3 1 10 9 7 1 4 7 8 5 7 4 8 21 8 15 5 9 2 4 5 10 6 15 4 8 8 1 12 1 10 14 7 14 2 9 13 10 3 37 19 23 15 7 2 10 15 2 13 4 5 8 7 10
output:
7 0 0 0 0 20 11 7 2 0 0 0 0 0 0 42 31 21 14 14 4 1 1 1 0 0 0 0 0 0
result:
ok 3 lines
Test #2:
score: 0
Accepted
time: 1496ms
memory: 31576kb
input:
11116 10 10 5 10 3 6 4 8 5 9 8 31 27 24 11 12 3 0 2 3 1 10 8 2 7 2 8 10 1 10 9 10 6 5 2 13 2 1 0 1 3 1 10 7 10 7 6 1 3 10 6 7 9 21 18 10 1 6 5 4 8 9 10 10 2 10 4 8 8 5 7 2 6 7 20 10 9 1 15 0 4 2 9 7 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 10 1 2 3 4 5 6 7 8 9 10 6 3 5 2 7 10 9 1 4 8 10 1 10 1 3...
output:
21 18 16 12 10 6 4 1 1 0 12 12 10 10 4 4 4 2 1 0 20 16 9 5 3 3 3 0 0 0 22 14 8 8 5 5 2 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 19 12 7 4 4 2 2 1 0 0 20 18 8 3 1 1 0 0 0 0 45 21 21 10 3 3 3 0 0 0 17 11 8 2 1 1 1 0 0 0 13 4 1 0 0 0 0 0 0 0 29 27 22 15 9 7 4 3 1 0 26 16 9 2 1 1 1 1 1 ...
result:
ok 11116 lines
Extra Test:
score: 0
Extra Test Passed