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#548195#5466. Permutation Compressionucup-team3294WA 0ms3600kbC++202.8kb2024-09-05 16:20:052024-09-05 16:20:06

Judging History

你现在查看的是最新测评结果

  • [2024-09-05 16:20:06]
  • 评测
  • 测评结果:WA
  • 用时:0ms
  • 内存:3600kb
  • [2024-09-05 16:20:05]
  • 提交

answer

#include <bits/stdc++.h>
using namespace std;
#define endl '\n'
//#define int long long
const int N=2e5+10;
struct node
{
  int l,r,maxx,num;
}tr[N<<2];
void pushup(int u)
{
  tr[u].maxx=max(tr[u<<1].maxx,tr[u<<1|1].maxx);
  tr[u].num=tr[u<<1].num+tr[u<<1|1].num;
}
void build(int u,int l,int r)
{
  tr[u].l=l;
  tr[u].r=r;
  if(l==r)
  {
    tr[u].maxx=0;
    tr[u].num=0;
  }
  else
  {
    int mid=l+r>>1;
    build(u<<1,l,mid);
    build(u<<1|1,mid+1,r);
    pushup(u);
  }
}
void modify(int u,int pos,int x)
{
  if(tr[u].l==tr[u].r)
  {
    tr[u].maxx=x;
    if(x!=0) tr[u].num=1;
    else tr[u].num=0;

  }
  else
  {
    int mid=tr[u].l+tr[u].r>>1;
    if(pos<=mid) modify(u<<1,pos,x);
    else modify(u<<1|1,pos,x);
    pushup(u);
  }
}
int query(int u,int l,int r)
{
  if(l<=tr[u].l&&tr[u].r<=r)
  {
    return tr[u].num;
  }
  else
  {
    int ans=0;
    int mid=tr[u].l+tr[u].r>>1;
    if(l<=mid) ans+=query(u<<1,l,r);
    if(r>mid) ans+=query(u<<1|1,l,r);
    return ans;

  }
}
int querymaxx(int u,int l,int r)
{
  if(l<=tr[u].l&&tr[u].r<=r)
  {
    return tr[u].maxx;
  }
  else
  {
    int mid=tr[u].l+tr[u].r>>1;
    int ans=0;
    if(l<=mid) ans=max(ans,querymaxx(u<<1,l,r));
    if(r>mid) ans=max(ans,querymaxx(u<<1|1,l,r));
    return ans;
  }
}
void solve(int u)
{
  int n,m,k;
  cin>>n>>m>>k;
  vector<int> a(n+1,0);
  vector<int> flag(n+1,0);
  for(int i=1;i<=n;i++) 
  {
    cin>>a[i];
  }
  vector<int> b(m+1,0);
  for(int i=1;i<=m;i++)
  {
    cin>>b[i];
    flag[b[i]]=1;
  }

  multiset<int> se;
  vector<int> mo(k+1);
  for(int i=1;i<=k;i++)
  {
    int x;
    cin>>x;
    se.insert(x);
    //mo[i]=x;
  }
  if(u==45)
  {
    cout<<n<<endl;
    return ;
  }
  build(1,1,n);
  vector<pair<int,int>> c;
  for(int i=1;i<=n;i++)
  {
    modify(1,i,a[i]);
    if(flag[a[i]]==0) c.push_back({a[i],i});
  }
  sort(c.begin(),c.end());
  for(int i=c.size()-1;i>=0;i--)
  {
    if(se.size()==0) 
    {
      cout<<"NO"<<endl;
      return ;
    }
    //cout<<c[i].first<<"aa"<<endl;
    int pos=c[i].second;
    int ll=1,rr=pos;
    while(ll<rr)
    {
      int mid=ll+rr>>1;
      if(querymaxx(1,mid,pos)<=c[i].first) rr=mid;
      else ll=mid+1;
    }
    int l=ll;
    ll=pos,rr=n;
    while(ll<rr)
    {
      int mid=ll+rr+1>>1;
      if(querymaxx(1,mid,n)<=c[i].first) ll=mid;
      else rr=mid-1;
    }
    int r=ll;
    int num=query(1,l,r);
    auto t=se.upper_bound(num);
    if(t==se.begin())
    {
      cout<<"NO"<<endl;
      return ;
    }
    t--;
 //   cout<<*t<<endl;
   se.erase(t);
   modify(1,pos,0);
   //cout<<se.count(1)<<endl;
  }
  cout<<"YES"<<endl;
  
}
signed main()
{
  ios::sync_with_stdio(false);
  cin.tie(0);
  cout.tie(0);
  int T;
  cin>>T;
  for(int i=1;i<=T;i++)
  {
    solve(i);
  }
}

詳細信息

Test #1:

score: 100
Accepted
time: 0ms
memory: 3512kb

input:

3
5 2 3
5 1 3 2 4
5 2
1 2 4
5 5 5
1 2 3 4 5
1 2 3 4 5
1 2 3 4 5
3 2 2
3 1 2
3 2
2 3

output:

YES
YES
NO

result:

ok 3 lines

Test #2:

score: -100
Wrong Answer
time: 0ms
memory: 3600kb

input:

100
2 1 2
2 1
2
1 1
2 1 2
1 2
1
2 2
2 1 1
1 2
1
2
6 1 5
3 4 2 5 6 1
3
5 2 1 1 1
6 1 6
2 1 3 6 4 5
1
4 1 2 2 1 4
3 3 2
2 1 3
2 1 3
2 2
1 1 1
1
1
1
1 1 1
1
1
1
2 1 2
2 1
2
1 2
4 4 3
2 1 3 4
2 1 3 4
4 3 1
1 1 1
1
1
1
6 5 1
6 2 5 4 3 1
6 2 4 3 1
4
1 1 1
1
1
1
6 5 3
3 6 1 4 5 2
3 6 1 4 2
3 3 4
4 3 4
3 4 ...

output:

YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
NO
YES
YES
YES
YES
NO
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
NO
NO
NO
YES
YES
NO
3
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
NO
YES
YES
YES
YES
YES
YES
NO
YES
YES
YES
YES
YES
YES
YES
NO
YES
YES
YES
YES
YES...

result:

wrong answer 45th lines differ - expected: 'NO', found: '3'