QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#603594 | #6434. Paimon Sorting | ucup-team3519# | AC ✓ | 110ms | 10888kb | C++17 | 1.8kb | 2024-10-01 17:43:08 | 2024-10-01 17:43:09 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
#define V vector
#define pb push_back
typedef pair<int, int> pi;
typedef long long LL;
const int INF = 2e9 + 100;
const LL INFLL = 8e18 + 100;
const int N=200005;
const LL mod=998244353;
struct BIT{
vector<int> old;
LL fenT[N];
void add(int x,LL d) {assert(x>0);while(x<N) {fenT[x]+=d,old.push_back(x);x+=x&(-x);}}
void add(int l,int r,LL d) {add(l,d);add(r+1,-d);}
LL query(int x) {LL ans=0;while(x>=1) {ans+=fenT[x];x-=x&-x;}return ans;}
LL query(int l,int r) {if(r<l)return 0;return query(r)-query(l-1);}
void clear() {for(auto p: old) fenT[p]=0;old.clear();}
}bit;
void solve() {
bit.clear();
int n; cin >> n;
V<int> a(n + 1);
for(int i = 1; i <= n; i++) cin >> a[i];
V<int> hav(n + 1);
LL ans = 0;
int pos = 0;
for(int j = 1; j <= n; j++) {
if(!hav[a[j]]) {
bit.add(a[j], 1);
hav[a[j]] = 1;
}
if(j == 1) {
cout << 0 << " \n"[j == n];
continue;
}
if(a[j] == a[1] && pos == 0) pos = j;
if(a[j] > a[1]) {
swap(a[j], a[1]);
ans++;
if(pos) ans += (j - 1 - pos + 1);
pos = 0;
}
ans += bit.query(a[j] + 1, N - 1);
// cout << "a[j] , bit" << a[j] << " " << bit.query(a[j] + 1, N - 1) << endl;
cout << ans << " \n"[j == n];
// for(int i = 1; i <= n; i++) cout << a[i] << " ";
// cout << endl;
}
}
int main() {
ios::sync_with_stdio(0), cin.tie(0);
int t = 1;
cin >> t;
while(t--) solve();
}
Details
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Test #1:
score: 100
Accepted
time: 0ms
memory: 3828kb
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: 110ms
memory: 10888kb
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