QOJ.ac
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 |
---|---|---|---|---|---|---|---|---|---|
#666440 | #6434. Paimon Sorting | adivse | AC ✓ | 95ms | 6096kb | C++20 | 1.9kb | 2024-10-22 18:29:29 | 2024-10-22 18:29:41 |
Judging History
answer
#include <bits/stdc++.h>
#define int long long
#define endl '\n'
using namespace std;
const int N = 100005;
const int inf = 1e9;
int n;
int a[N], b[N];
int tree[N];
bool flag[N];
int cache;
bool f;
void add(int x, int k) {
if (flag[x]) return;
flag[x] = 1;
while (x <= n) {
tree[x] += k;
x += x & -x;
}
return;
}
//784512
int query(int l, int r) {
if (l > n) return 0;
int ans = 0;
while (r) {
ans += tree[r];
r -= r & -r;
}
l--;
while (l) {
ans -= tree[l];
l -= l & -l;
}
return ans;
}
void out() {
cout << "b is:";
for (int i = 1; i <= n; ++i) cout << b[i] << ' ';
cout << endl;
}
void solve() {
int cs = 0, lst;
int ans = 0;
cache = 0;
f = 0;
n = 0;
cin >> n;
for (int i = 1; i <= n; ++i) cin >> a[i];
lst = a[1];
for (int i = 1; i <= n; ++i) {
b[i] = a[i];
add(a[i], 1);
if (i > 1) {
if (a[i] == lst) {
f = 1;
}
if (a[i] > lst) {
lst = a[i];
cs++;
swap(b[i], b[1]);
ans += cache;
cache = 0;
f = 0;
}
cache += f;
}
//out();
//cout << "cs is: " << cs << endl;
//cout << "q is: " << query(b[i] + 1, n) << endl;
//cout << "cache is " << cache << endl;
ans += query(b[i] + 1, n);
cout << ans + cs;
//cout << endl;
if (i != n) cout << ' ';
}
cout << endl;
for (int i = 1; i <= n; ++i) tree[i] = 0;
for (int i = 1; i <= n; ++i) flag[i] = 0;
return;
}
signed main() {
ios::sync_with_stdio(false), cin.tie(0);
int T; cin >> T;
while (T--) solve();
return 0;
}
/*
3
5
2 3 2 1 5
3
1 2 3
1
1
1
3
1 2 3
*/
詳細信息
Test #1:
score: 100
Accepted
time: 0ms
memory: 3656kb
input:
3 5 2 3 2 1 5 3 1 2 3 1 1
output:
0 2 3 5 7 0 2 4 0
result:
ok 3 lines
Test #2:
score: 0
Accepted
time: 95ms
memory: 6096kb
input:
6107 19 10 13 8 8 11 18 12 9 15 19 6 13 11 11 17 9 14 2 18 12 1 8 10 2 10 2 6 1 5 9 5 7 16 14 4 2 15 12 14 10 3 2 9 15 4 12 9 5 15 10 3 2 5 6 7 8 6 1 6 4 18 6 5 12 12 11 2 10 10 5 10 13 15 13 10 17 7 11 2 1 1 2 1 1 3 2 1 2 17 11 15 3 10 7 15 15 10 5 17 3 3 14 13 11 11 2 3 2 2 3 7 6 1 7 5 3 5 1 7 2 1...
output:
0 2 4 6 7 9 11 16 17 19 28 31 36 41 43 51 55 67 68 0 2 4 6 6 8 10 14 17 18 22 25 0 1 3 5 7 8 11 16 22 26 26 31 33 37 42 42 0 1 3 5 7 9 11 17 19 23 0 1 3 3 4 8 10 12 16 18 27 29 30 34 36 42 46 55 0 0 0 0 1 1 0 2 4 6 9 9 9 11 15 21 27 33 35 38 42 46 55 0 0 3 0 1 3 5 8 10 14 0 1 3 4 6 9 9 0 1 1 3 7 11 ...
result:
ok 6107 lines