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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#212630 | #6434. Paimon Sorting | OMoonStars | WA | 0ms | 3636kb | C++14 | 1.9kb | 2023-10-13 18:42:28 | 2023-10-13 18:42:28 |
Judging History
answer
#include<algorithm>
#include<array>
#include<bitset>
#include<cmath>
#include<cstdio>
#include<cstring>
#include<iomanip>
#include<iostream>
#include<map>
#include<numeric>
#include<queue>
#include<set>
#include<unordered_map>
#define fi first
#define se second
#define pb push_back
#define mp make_pair
#define endl '\n'
using namespace std;
using ll=long long;
using db=double;
using pii=pair<int,int>;
const int inf=0x3f3f3f3f;
const int mod=998244353;
const int N=1e5+10,M=1e3+10;
ll a[N], n;
int tr[N];//tr[x]存储[x-2^k(层数),x]即[x-lowbit(x),x]的和,下标从1开始
int lowbit(int x)
{
return x&-x;
}
void add(int x,int v)//给x位置+v
{
for(int i=x;i<=n;i+=lowbit(i))//修改该点和上枝的值
tr[i]+=v;
}//使a[x]=b : add(x,b-(query(x)-query(x-1)) )
int query(int x)//查询1~x前缀和
{
int res=0;
for(int i=x;i;i-=lowbit(i))
res+=tr[i];
return res;
}
void solve()
{
ll ans = 0, top;
cin >> n;
for(int i = 1; i <= n; ++i)
cin >> a[i];
top = a[1];
cout << 0 << ' ';
add(a[1], 1);
for(int i = 2; i <= n; ++i)
{
if(a[i] > top)
{
ans += 1;
// cout << endl << "top " << top << endl;
add(a[i], 1);
ll pos = query(n) - query(top);
ans += pos;
top = a[i];
cout << ans << ' ';
continue;
}
ll pos = query(n) - query(a[i]);
// cout <<endl<< "pos " << query(n) << endl;
ans += pos;
if(query(a[i]) - query(a[i] - 1) == 0) add(a[i], 1);
cout << ans << ' ';
}
cout << endl;
for(int i=1;i<=n;i++)
if(query(a[i])-query(a[i]-1)==1)add(a[i],-1);
}
int main()
{
ios::sync_with_stdio(false);
cin.tie(nullptr);
int t;
cin >> t;
while(t--)
solve();
return 0;
}
Details
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Test #1:
score: 0
Wrong Answer
time: 0ms
memory: 3636kb
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:
wrong answer 1st lines differ - expected: '0 2 3 5 7', found: '0 2 3 5 7 '