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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 |
---|---|---|---|---|---|---|---|---|---|
#628494 | #6434. Paimon Sorting | Lehe | AC ✓ | 201ms | 25424kb | C++23 | 1.6kb | 2024-10-10 20:34:42 | 2024-10-10 20:34:43 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
#define int long long
#define pb push_back
#define fir first
#define sec second
#define chmin(a,b) (a=min(a,b))
#define chmax(a,b) (a=max(a,b))
const int inf=0x3f3f3f3f3f3f3f3f;
int a[500010],n,b[500010],ans[500010],vis[500010],premx[500010],cnt[500010],pc[500010],d[500010];
int lowbit(int x){return x&(-x);}
struct BIT
{
int c[500010];
void init(int n){for(int i=1;i<=n;i++)c[i]=0;}
void update(int x,int v){while(x<=n)c[x]+=v,x+=lowbit(x);}
int query(int x){int ans=0;while(x)ans+=c[x],x-=lowbit(x);return ans;}
}t;
void solve()
{
cin>>n;
for(int i=1;i<=n;i++)cin>>a[i];
// a[n+1]=n+1;
// ++n;
for(int i=1;i<=n;i++)b[i]=vis[i]=0,premx[i]=max(premx[i-1],a[i]),cnt[i]=0,d[i]=a[i];
for(int i=1;i<=n;i++)if(a[i]>a[1])swap(a[i],a[1]),b[i]=1;
// int cnt=0;
t.init(n);
// for(int i=1;i<=n;i++)cout<<a[i]<<" ";
// cout<<endl;
// for(int i=1;i<=n;i++)cout<<b[i]<<" ";
// cout<<endl;
for(int i=1,bbb=0;i<=n;i++)
{
// cnt+=b[i];
// cout<<" "<<i<<" "<<t.query(n)<<" "<<t.query(a[i])<<endl;
cnt[d[i]]++;
if(i>1)
{
// cnt[a[i]]++;
ans[i]=ans[i-1]+b[i]+t.query(n)-t.query(a[i])+1;
if(premx[i]!=premx[i-1])bbb=0;
bbb+=(cnt[premx[i]]>1&&a[i]!=premx[i]);
pc[i]=max(cnt[premx[i]]-1,0LL)+bbb;//(cnt[premx[i]]>1&&a[i]!=premx[i]);
// cout<<"! "<<i<<" "<<ans[i]<<" "<<pc[i]<<endl;
// cout<<"!!!"<<i<<" "<<ans[i-1]<<" "<<b[i]<<" "<<ans[i]<<endl;
if(!vis[a[i]])vis[a[i]]=1,t.update(a[i],1);
}
}
for(int i=1;i<=n;i++)cout<<ans[i]-pc[i]<<(i==n?'\n':' ');
// cout<<endl;
}
signed main()
{
int t;
cin>>t;
while(t--)solve();
return 0;
}
詳細信息
Test #1:
score: 100
Accepted
time: 3ms
memory: 15976kb
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: 201ms
memory: 25424kb
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