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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
#628493#6434. Paimon SortingLeheRE 0ms0kbC++231.7kb2024-10-10 20:33:482024-10-10 20:33:48

Judging History

你现在查看的是最新测评结果

  • [2024-10-10 20:33:48]
  • 评测
  • 测评结果:RE
  • 用时:0ms
  • 内存:0kb
  • [2024-10-10 20:33:48]
  • 提交

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]<<" \n"[i==n];
//	cout<<endl;
}
signed main()
{
	freopen("sort.in","r",stdin);
	freopen("sort.out","w",stdout);
	int t;
	cin>>t;
	while(t--)solve();
	return 0;
}

詳細信息

Test #1:

score: 0
Dangerous Syscalls

input:

3
5
2 3 2 1 5
3
1 2 3
1
1

output:


result: