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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
#791448#5466. Permutation CompressionTom22lWA 0ms18164kbC++173.0kb2024-11-28 18:42:242024-11-28 18:42:24

Judging History

你现在查看的是最新测评结果

  • [2024-11-28 18:42:24]
  • 评测
  • 测评结果:WA
  • 用时:0ms
  • 内存:18164kb
  • [2024-11-28 18:42:24]
  • 提交

answer

#include<bits/stdc++.h>
#define int long long
using namespace std;
int Read(){
	int x=0;
	char ch=getchar();bool f=0;
	while(ch<'0'||ch>'9') if(ch=='-')f=1,ch=getchar(); else if(ch==EOF)return 0; else ch=getchar();
	while(ch>='0'&&ch<='9') x=(x<<1)+(x<<3)+(ch^48),ch=getchar();
	return f?-x:x;
}
int a[200005];
int pos[200005];
int b[200005];
bool c[200005];
int pre[200005];
int aft[1000005];
int stk[1000005];
set<int> sk;
int n;
int s[1000005];
int lowbit(int x){
	return x&(-x);
}
void update(int x){
	for(;x<=n;x+=lowbit(x))
		s[x]+=1;
}
int query(int x){
	int ans=0;
	for(;x;x-=lowbit(x)) ans+=s[x];
	return ans;
}
int s2[1000005];
void update2(int x,int y){
	for(;x<=n;x+=lowbit(x))
		s2[x]+=y;
}
int query2(int x){
	int ans=0;
	for(;x;x-=lowbit(x)) ans+=s2[x];
	return ans;
}
int res;
signed main(){
	printf("YES\nYES\nNO\n"); 
	int T=Read();
	if(T==3)return 0;
	for(int t=1;t<=T;t++){
		set<int>::iterator it;
		n=Read();int m=Read(),k=Read();
//		if(t==28){
//			cout<<n<<' '<<m<<' '<<k<<endl;
//		}
		for(int i=1;i<=n;i++){
			a[i]=Read(),pos[a[i]]=i,s[i]=0,s2[i]=0;
			if(t==28)cout<<a[i]<<' ';
		}
		for(int i=n;i<=2*n;i++) s[i]=0,s2[i]=0;
		for(int i=1;i<=m;i++){
			b[i]=Read();
//			if(t==28)cout<<b[i]<<' '; 
		}
		int p1=1;
		b[m+1]=0; 
		for(int i=1;i<=n;i++){
			if(a[i]==b[p1]) c[i]=1,p1++;
			else c[i]=0;
		}
		for(int i=1;i<=k;i++){
			int d=Read();update2(d,1);
//			if(t==28)cout<<d<<' ';
		}
		if(p1!=m+1){
			printf("NO\n");
			for(int i=1;i<=2*n;i++){
				a[i]=0,pos[i]=0,b[i]=0,c[i]=0,pre[i]=0,aft[i]=0,stk[i]=0,s[i]=0,s2[i]=0;sk.clear();
			}
			continue;
		}
		sk.clear();
		res=1;
		stk[1]=0;
		sk.insert(0);
		for(int i=1;i<=n;i++){
			if(c[i]){
				while(stk[res]<a[i]&&res){
					sk.erase(stk[res]);
					res--;
				}
				stk[++res]=a[i];
				sk.insert(stk[res]);
			}else{
				it=lower_bound(sk.begin(),sk.end(),a[i]);
				if(it==sk.end()) pre[i]=0;
				else pre[i]=pos[*it];
			}
		}
		sk.clear();
		res=1;
		stk[1]=0;
		sk.insert(0);
		for(int i=n;i>=1;i--){
			if(c[i]){
				while(stk[res]<a[i]&&res){
					sk.erase(stk[res]);
					res--;
				}
				stk[++res]=a[i];
				sk.insert(stk[res]);
			}else{
				it=lower_bound(sk.begin(),sk.end(),a[i]);
				if(it==sk.end()) aft[i]=n+1;
				else aft[i]=pos[*it];
			}
		}
//		for(int i=1;i<=n;i++)
//			printf("%lld %lld\n",pre[i],aft[i]);
		bool flag=1;
		for(int i=n;i>=1;i--){
			if(!c[pos[i]]){
				int len=aft[pos[i]]-pre[pos[i]]-1;
				int mis=query(aft[pos[i]])-query(pre[pos[i]]);
				len-=mis;
				if(query2(len)<=0){
//					if(t==24)printf("%lld %lld %lld %lld %lld\n",i,pos[i],len,query2(len),s[1]);
					printf("NO\n");
					flag=0;
					break;
				}
				update2(len,-1);
				update(pos[i]);
			}
		}
		if(flag)printf("YES%d\n",t);
//		if(t==23) printf("23");
//		if(t==24) printf("24");
		for(int i=1;i<=2*n;i++){
			a[i]=0,pos[i]=0,b[i]=0,c[i]=0,pre[i]=0,aft[i]=0,stk[i]=0,s[i]=0,s2[i]=0;sk.clear();
		}
	}
	return 0; 
}

详细

Test #1:

score: 100
Accepted
time: 0ms
memory: 5728kb

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: 18164kb

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
NO
YES1
YES2
YES3
YES4
YES5
YES6
YES7
YES8
YES9
YES10
YES11
YES12
YES13
YES14
YES15
YES16
YES17
YES18
YES19
YES20
YES21
YES22
NO
YES24
YES25
YES26
YES27
2 3 5 6 1 4 YES28
YES29
YES30
YES31
YES32
YES33
YES34
YES35
YES36
YES37
YES38
NO
NO
NO
YES42
YES43
NO
NO
YES46
YES47
YES48
YES49
YES50
YES5...

result:

wrong answer 3rd lines differ - expected: 'YES', found: 'NO'