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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
#745711#9432. PermutationhotdogsellerTL 1ms3800kbC++141.9kb2024-11-14 11:11:112024-11-14 11:11:12

Judging History

你现在查看的是最新测评结果

  • [2024-11-14 11:11:12]
  • 评测
  • 测评结果:TL
  • 用时:1ms
  • 内存:3800kb
  • [2024-11-14 11:11:11]
  • 提交

answer

#include<bits/stdc++.h>

#define maxn 1005
#define INF 1e18
//#define int long long

using namespace std;

inline int read(){
	int lre=0,f=1;
	char c=getchar();
	while(c<'0'||c>'9'){
		if(c=='-'){
			f=-1;
		}
		c=getchar();
	}
	while(c>='0'&&c<='9'){
		lre=(lre<<3)+(lre<<1)+(c-'0');
		c=getchar();
	}
	return lre*f;
}

int n;
int arr[maxn];

int query(int l,int r,int x,int y){
	printf("0 ");
	int mid=l+r>>1;
	for(int i=1;i<=mid;++i){
		printf("%lld ",x);
	} 
	for(int j=mid+1;j<=n;j++){
		printf("%lld ",y);
	}
	putchar('\n');
	fflush(stdout);
	return read();
}

void print(){
	printf("1 ");
	for(int i=1;i<=n;++i){
		printf("%lld ",arr[i]);
	} 
	putchar('\n');
	fflush(stdout);
}

void dfs(int l,int r,vector<int> v){
	if(l==r){
		arr[l]=v[0];
		return;//递归边界 
	} 
	int mid=l+r>>1;
	vector<int> a,b;//左,右节点
	random_shuffle(v.begin(),v.end());
	
	int i=0,lst=0;
	while(i+1<v.size()){
		int lre=query(l,r,v[i],v[i+1]);
		if(lre==0){
			//v[i+1]在左,v[i]在右
			a.push_back(v[i+1]);
		//	cout<<v[i+1]<<" to left!"<<endl;
			b.push_back(v[i]);
		//	cout<<v[i]<<" to right!"<<endl;
			for(int j=lst;j<i;j++){
				b.push_back(v[j]);
			}
			lst=++i;
		}else if(lre==2){
			a.push_back(v[i]);
			b.push_back(v[i+1]); 
			for(int j=lst;j<i;j++){
				a.push_back(v[j]);
			}
			lst=++i; 
		}else{
			//lre=1说明v[i]和v[i+1]在同侧 
			i++; 
		}
	} 
	if(a.size()<mid-l+1){
		//向左填
		for(int i=lst;i<v.size();++i){
			a.push_back(v[i]);
		} 
	}else{
		//向右填 
		for(int i=lst;i<v.size();++i){
			b.push_back(v[i]);
		} 
	}
	
	dfs(l,mid,a);
	dfs(mid+1,r,b); 
}//左,右,可能存在节点 

signed main(){
	
	srand(time(0));
	
	n=read();
	vector<int> v0;
	for(int i=1;i<=n;i++){
		v0.push_back(i);
	} 
	dfs(1,n,v0);
	print();
	
	return 0;
} 
/*
4


*/

詳細信息

Test #1:

score: 100
Accepted
time: 1ms
memory: 3800kb

input:

5
1
1
2
1
2
0
0
0
2

output:

0 3 3 3 4 4 
0 4 4 4 2 2 
0 2 2 2 5 5 
0 5 5 5 1 1 
0 3 3 2 2 2 
0 2 2 4 4 4 
0 4 3 3 3 3 
0 5 5 5 5 1 
0 1 1 1 1 5 
1 3 4 2 1 5 

result:

ok Accepted

Test #2:

score: -100
Time Limit Exceeded

input:

1000
1
1
1
1
0
2
0
2
1
0
1
1
1
2
1
0
2
1
0
2
1
0
1
1
2
1
0
1
2
0
1
1
1
1
1
1
2
0
2
1
0
1
2
0
2
0
2
1
1
0
1
2
1
1
0
2
0
2
0
1
1
2
1
0
1
2
0
2
0
2
1
1
0
2
1
1
0
1
2
1
1
0
2
0
2
1
0
1
2
0
1
1
2
0
2
1
1
0
1
2
0
1
1
2
0
2
0
2
1
0
1
1
1
1
2
0
1
1
1
1
2
0
2
1
1
1
1
1
1
1
0
1
2
1
0
1
1
2
0
2
0
1
2
1
1
0
2
1...

output:

0 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 334 33...

result: