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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
#782232#9640. 格雷码N_z_100 ✓292ms232680kbC++237.0kb2024-11-25 19:26:202024-11-25 19:26:21

Judging History

你现在查看的是最新测评结果

  • [2024-11-25 19:26:21]
  • 评测
  • 测评结果:100
  • 用时:292ms
  • 内存:232680kb
  • [2024-11-25 19:26:20]
  • 提交

answer

#include<bits/stdc++.h>
using namespace std;
struct time_helper{
#ifdef LOCAL
clock_t time_last;time_helper(){time_last=clock();}void test(){auto time_now=clock();std::cerr<<"time:"<<1.*(time_now-time_last)/CLOCKS_PER_SEC<<";all_time:"<<1.*time_now/CLOCKS_PER_SEC<<std::endl;time_last=time_now;}~time_helper(){test();}
#else
void test(){}
#endif
}time_helper;
#ifdef LOCAL
#include"dbg.h"
#else
#define dbg(...) (__VA_ARGS__)
#endif
namespace Fread{const int SIZE=1<<16;char buf[SIZE],*S,*T;inline char getchar(){if(S==T){T=(S=buf)+fread(buf,1,SIZE,stdin);if(S==T)return'\n';}return *S++;}}namespace Fwrite{const int SIZE=1<<16;char buf[SIZE],*S=buf,*T=buf+SIZE;inline void flush(){fwrite(buf,1,S-buf,stdout);S=buf;}inline void putchar(char c){*S++=c;if(S==T)flush();}struct NTR{~NTR(){flush();}}ztr;}
#define getchar Fread::getchar
#define putchar Fwrite::putchar
int print_precision=10;bool print_T_endl=1;char print_between=' ';
template<typename T>struct is_char{static constexpr bool value=(std::is_same<T,char>::value||std::is_same<T,signed char>::value||std::is_same<T,unsigned char>::value);};template<typename T>struct is_integral_ex{static constexpr bool value=(std::is_integral<T>::value||std::is_same<T,__int128>::value)&&!is_char<T>::value;};template<typename T>struct is_floating_point_ex{static constexpr bool value=std::is_floating_point<T>::value||std::is_same<T,__float128>::value;};namespace Fastio{struct Reader;struct Writer;template<size_t id>struct read_tuple{template<typename...T>static void read(Reader&stream,std::tuple<T...>&x){read_tuple<id-1>::read(stream,x);stream>>get<id-1>(x);}};template<>struct read_tuple<0>{template<typename...T>static void read([[maybe_unused]]Reader&stream,[[maybe_unused]]std::tuple<T...>&x){}};template<size_t id>struct print_tuple{template<typename...T>static void print(Writer&stream,const std::tuple<T...>&x){print_tuple<id-1>::print(stream,x);putchar(print_between);stream<<get<id-1>(x);}};template<>struct print_tuple<1>{template<typename...T>static void print(Writer&stream,const std::tuple<T...>&x){stream<<get<0>(x);}};template<>struct print_tuple<0>{template<typename...T>static void print([[maybe_unused]]Writer&stream,[[maybe_unused]]const std::tuple<T...>&x){}};
struct Reader{template<typename T>typename std::enable_if_t<std::is_class<T>::value,Reader&>operator>>(T&x){for(auto &y:x)*this>>y;return *this;}template<typename...T>Reader&operator>>(std::tuple<T...>&x){read_tuple<sizeof...(T)>::read(*this,x);return *this;}template<typename T>typename std::enable_if_t<is_integral_ex<T>::value,Reader&>operator>>(T&x){char c=getchar();short f=1;while(c<'0'||c>'9'){if(c=='-')f*=-1;c=getchar();}x=0;while(c>='0'&&c<='9'){x=(x<<1)+(x<<3)+(c^48);c=getchar();}x*=f;return *this;}template<typename T>typename std::enable_if_t<is_floating_point_ex<T>::value,Reader&>operator>>(T&x){char c=getchar();short f=1,s=0;x=0;T t=0;while((c<'0'||c>'9')&&c!='.'){if(c=='-')f*=-1;c=getchar();}while(c>='0'&&c<='9'&&c!='.')x=x*10+(c^48),c=getchar();if(c=='.')c=getchar();else return x*=f,*this;while(c>='0'&&c<='9')t=t*10+(c^48),s++,c=getchar();while(s--)t/=10.0;x=(x+t)*f;return*this;}template<typename T>typename std::enable_if_t<is_char<T>::value,Reader&>operator>>(T&c){c=getchar();while(c=='\n'||c==' '||c=='\r')c=getchar();return *this;}Reader&operator>>(char*str){int len=0;char c=getchar();while(c=='\n'||c==' '||c=='\r')c=getchar();while(c!='\n'&&c!=' '&&c!='\r')str[len++]=c,c=getchar();str[len]='\0';return*this;}template<typename T1,typename T2>Reader&operator>>(std::pair<T1,T2>&x){*this>>x.first>>x.second;return *this;}Reader&operator>>(std::string&str){str.clear();char c=getchar();while(c=='\n'||c==' '||c=='\r')c=getchar();while(c!='\n'&&c!=' '&&c!='\r')str.push_back(c),c=getchar();return*this;}Reader(){}}cin;const char endl='\n';
struct Writer{typedef __int128 mxdouble;template<typename T>typename std::enable_if_t<std::is_class<T>::value,Writer&>operator<<(const T&x){for(auto q:x){*this<<q;if(!is_class<decltype(q)>::value)*this<<print_between;}if(!is_class<typename T::value_type>::value&&print_T_endl)*this<<'\n';return *this;}template<typename...T>Writer&operator<<(const std::tuple<T...>&x){print_tuple<sizeof...(T)>::print(*this,x);if(print_T_endl)*this<<'\n';return *this;}template<typename T>typename std::enable_if_t<is_integral_ex<T>::value,Writer&>operator<<(T x){if(x==0)return putchar('0'),*this;if(x<0)putchar('-'),x=-x;static int sta[45];int top=0;while(x)sta[++top]=x%10,x/=10;while(top)putchar(sta[top]+'0'),--top;return*this;}template<typename T>typename std::enable_if_t<is_floating_point_ex<T>::value,Writer&>operator<<(T x){if(x<0)putchar('-'),x=-x;x+=pow(10,-print_precision)/2;mxdouble _=x;x-=(T)_;static int sta[45];int top=0;while(_)sta[++top]=_%10,_/=10;if(!top)putchar('0');while(top)putchar(sta[top]+'0'),--top;putchar('.');for(int i=0;i<print_precision;i++)x*=10;_=x;while(_)sta[++top]=_%10,_/=10;for(int i=0;i<print_precision-top;i++)putchar('0');while(top)putchar(sta[top]+'0'),--top;return*this;}template<typename T>typename std::enable_if_t<is_char<T>::value,Writer&>operator<<(const T&c){putchar(c);return*this;}Writer&operator<<(char*str){int cur=0;while(str[cur])putchar(str[cur++]);return *this;}Writer&operator<<(const char*str){int cur=0;while(str[cur])putchar(str[cur++]);return*this;}template<typename T1,typename T2>Writer&operator<<(const std::pair<T1,T2>&x){*this<<x.first<<print_between<<x.second;if(print_T_endl)*this<<'\n';return *this;}Writer&operator<<(const std::string&str){int st=0,ed=str.size();while(st<ed)putchar(str[st++]);return*this;}Writer(){}}cout;}
#define cin Fastio::cin
#define cout Fastio::cout
#define endl Fastio::endl
template<class Fun>class y_combinator_result{Fun fun_;public:template<class T>explicit y_combinator_result(T &&fun): fun_(std::forward<T>(fun)) {}template<class ...Args>decltype(auto) operator()(Args &&...args){return fun_(std::ref(*this), std::forward<Args>(args)...);}};template<class Fun>decltype(auto) y_combinator(Fun &&fun){return y_combinator_result<std::decay_t<Fun>>(std::forward<Fun>(fun));}

void init();void solve(int tc);
main()
{
	init();int t=1;
	// cin>>t;
	for(int tc=1;tc<=t;tc++)solve(tc);
}
void init()
{
}
vector<int>work(int n)
{
	if(n==1)return {0,0};
	if(n==2)return {0,1,0,1};
	if(n==3)return {1,0,2,0,1,0,2,0};
	vector<int>sres=work(n-2);
	int u=(1<<n-1)/n,v=(1<<n-1)%n;
	if(v>=2)v-=2;
	vector<int>cnt(n-2);
	for(auto q:sres)cnt[q]++;
	cnt[sres.back()]--;
	for(int x=0;x<n-2;x++)
	cnt[x]=cnt[x]*2-u-(x<v);
	vector<int>ful(1<<n-2),res;
	for(int x=0;x<(1<<n-2)-1;x++)
	if(cnt[sres[x]])cnt[sres[x]]--,ful[x]=1;
	ful.back()=1;
	for(int l=0,r,now=0;l<1<<n-2;l=r+1)
	{
		r=l;
		while(!ful[r])r++;
		for(int x=l;x<r;x++)res.emplace_back(sres[x]);
		res.emplace_back(n-1-now);
		for(int x=r-1;x>=l;x--)res.emplace_back(sres[x]);
		now=!now,res.emplace_back(n-1-now);
		for(int x=l;x<r;x++)res.emplace_back(sres[x]);
		res.emplace_back(sres[r]);
	}
	res.back()=n-1;
	for(int x=(1<<n-2)-2;x>=0;x--)
	res.emplace_back(sres[x]);
	res.emplace_back(n-2);
	return res;
}
void solve([[maybe_unused]]int tc)
{
	int n;
	cin>>n;
	for(auto q:work(n))cout<<q+1<<' ';cout<<endl;
}

详细


Pretests


Final Tests

Test #1:

score: 4
Accepted
time: 0ms
memory: 3548kb

input:

1

output:

1 1 

result:

ok Correct

Test #2:

score: 4
Accepted
time: 0ms
memory: 3560kb

input:

2

output:

1 2 1 2 

result:

ok Correct

Test #3:

score: 4
Accepted
time: 0ms
memory: 3616kb

input:

3

output:

2 1 3 1 2 1 3 1 

result:

ok Correct

Test #4:

score: 4
Accepted
time: 0ms
memory: 3880kb

input:

4

output:

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

result:

ok Correct

Test #5:

score: 4
Accepted
time: 0ms
memory: 3612kb

input:

5

output:

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

result:

ok Correct

Test #6:

score: 4
Accepted
time: 0ms
memory: 3560kb

input:

6

output:

6 5 4 5 6 3 6 5 1 5 6 2 3 6 3 5 3 2 5 6 4 6 5 2 5 6 1 6 5 4 3 4 5 4 3 6 3 4 1 2 1 6 1 2 5 2 1 6 1 2 1 4 3 4 1 2 4 2 3 2 1 3 4 5 

result:

ok Correct

Test #7:

score: 4
Accepted
time: 0ms
memory: 3788kb

input:

7

output:

7 6 5 6 7 4 7 6 2 4 6 4 7 4 5 7 6 1 6 7 5 4 7 4 6 4 3 4 5 6 5 4 7 4 5 1 7 6 2 6 7 1 7 6 3 5 6 5 7 5 3 7 6 1 6 7 2 4 2 7 2 4 6 4 2 1 3 5 3 6 3 5 3 7 3 5 3 1 2 1 3 1 2 7 2 1 3 1 2 6 2 1 3 1 2 7 2 1 3 1 2 1 3 5 3 1 2 4 2 1 3 5 3 1 2 1 5 4 3 4 5 1 5 4 2 4 5 6 

result:

ok Correct

Test #8:

score: 4
Accepted
time: 0ms
memory: 3624kb

input:

8

output:

8 7 6 7 8 5 8 7 4 7 8 5 8 7 6 7 8 3 8 7 6 7 8 5 8 7 1 7 8 5 8 7 6 7 8 2 8 7 3 7 8 6 8 7 3 7 8 5 8 7 3 7 8 2 8 7 5 7 8 6 8 7 4 7 8 6 5 8 5 7 5 2 5 7 5 8 5 6 8 7 1 6 5 7 5 6 8 6 5 4 3 8 3 7 3 4 5 4 3 6 3 4 7 4 3 6 3 4 5 8 5 4 3 6 3 4 1 8 7 2 7 8 1 6 1 2 5 2 1 6 1 2 1 4 3 4 1 2 4 2 3 2 1 3 4 8 4 3 1 2 ...

result:

ok Correct

Test #9:

score: 4
Accepted
time: 0ms
memory: 3576kb

input:

9

output:

9 8 7 8 9 6 9 8 5 8 9 6 9 8 7 8 9 4 9 8 7 8 9 6 9 8 2 8 9 4 9 8 6 8 9 4 9 8 7 8 9 4 9 8 5 8 9 7 9 8 6 8 9 1 9 8 6 8 9 7 9 8 5 8 9 4 9 8 7 8 9 4 6 9 6 8 6 4 8 9 3 9 8 4 8 9 5 6 9 6 8 6 5 4 8 4 9 4 7 4 9 4 8 4 5 8 9 1 7 6 9 6 7 8 7 6 2 6 7 8 7 6 9 6 7 1 7 6 9 6 7 8 7 6 3 8 9 5 6 9 6 8 6 5 7 5 8 5 7 9 ...

result:

ok Correct

Test #10:

score: 4
Accepted
time: 0ms
memory: 3504kb

input:

10

output:

10 9 8 9 10 7 10 9 6 9 10 7 10 9 8 9 10 5 10 9 8 9 10 7 10 9 4 9 10 7 10 9 8 9 10 5 10 9 8 9 10 7 10 9 6 9 10 7 10 9 8 9 10 3 10 9 8 9 10 7 10 9 6 9 10 7 10 9 8 9 10 5 10 9 8 9 10 7 10 9 1 9 10 7 10 9 8 9 10 5 10 9 8 9 10 7 10 9 6 7 9 7 10 7 8 10 9 2 9 10 8 7 10 7 9 7 3 7 8 9 8 7 10 7 8 6 8 7 10 7 8...

result:

ok Correct

Test #11:

score: 4
Accepted
time: 0ms
memory: 3676kb

input:

11

output:

11 10 9 10 11 8 11 10 7 10 11 8 11 10 9 10 11 6 11 10 9 10 11 8 11 10 5 10 11 8 11 10 9 10 11 6 11 10 9 10 11 8 11 10 7 10 11 8 11 10 9 10 11 4 11 10 9 10 11 8 11 10 7 10 11 8 11 10 9 10 11 6 11 10 9 10 11 8 11 10 2 10 11 8 11 10 9 10 11 4 11 10 9 10 11 8 11 10 6 10 11 8 11 10 9 10 11 4 11 10 9 10 1...

result:

ok Correct

Test #12:

score: 4
Accepted
time: 0ms
memory: 3668kb

input:

12

output:

12 11 10 11 12 9 12 11 8 11 12 9 12 11 10 11 12 7 12 11 10 11 12 9 12 11 6 11 12 9 12 11 10 11 12 7 12 11 10 11 12 9 12 11 8 11 12 9 12 11 10 11 12 5 12 11 10 11 12 9 12 11 8 11 12 9 12 11 10 11 12 7 12 11 10 11 12 9 12 11 4 11 12 9 12 11 10 11 12 7 12 11 10 11 12 9 12 11 8 11 12 9 12 11 10 11 12 5 ...

result:

ok Correct

Test #13:

score: 4
Accepted
time: 0ms
memory: 3708kb

input:

13

output:

13 12 11 12 13 10 13 12 9 12 13 10 13 12 11 12 13 8 13 12 11 12 13 10 13 12 7 12 13 10 13 12 11 12 13 8 13 12 11 12 13 10 13 12 9 12 13 10 13 12 11 12 13 6 13 12 11 12 13 10 13 12 9 12 13 10 13 12 11 12 13 8 13 12 11 12 13 10 13 12 5 12 13 10 13 12 11 12 13 8 13 12 11 12 13 10 13 12 9 12 13 10 13 12...

result:

ok Correct

Test #14:

score: 4
Accepted
time: 1ms
memory: 4020kb

input:

14

output:

14 13 12 13 14 11 14 13 10 13 14 11 14 13 12 13 14 9 14 13 12 13 14 11 14 13 8 13 14 11 14 13 12 13 14 9 14 13 12 13 14 11 14 13 10 13 14 11 14 13 12 13 14 7 14 13 12 13 14 11 14 13 10 13 14 11 14 13 12 13 14 9 14 13 12 13 14 11 14 13 6 13 14 11 14 13 12 13 14 9 14 13 12 13 14 11 14 13 10 13 14 11 1...

result:

ok Correct

Test #15:

score: 4
Accepted
time: 0ms
memory: 3740kb

input:

15

output:

15 14 13 14 15 12 15 14 11 14 15 12 15 14 13 14 15 10 15 14 13 14 15 12 15 14 9 14 15 12 15 14 13 14 15 10 15 14 13 14 15 12 15 14 11 14 15 12 15 14 13 14 15 8 15 14 13 14 15 12 15 14 11 14 15 12 15 14 13 14 15 10 15 14 13 14 15 12 15 14 7 14 15 12 15 14 13 14 15 10 15 14 13 14 15 12 15 14 11 14 15 ...

result:

ok Correct

Test #16:

score: 4
Accepted
time: 1ms
memory: 3808kb

input:

16

output:

16 15 14 15 16 13 16 15 12 15 16 13 16 15 14 15 16 11 16 15 14 15 16 13 16 15 10 15 16 13 16 15 14 15 16 11 16 15 14 15 16 13 16 15 12 15 16 13 16 15 14 15 16 9 16 15 14 15 16 13 16 15 12 15 16 13 16 15 14 15 16 11 16 15 14 15 16 13 16 15 8 15 16 13 16 15 14 15 16 11 16 15 14 15 16 13 16 15 12 15 16...

result:

ok Correct

Test #17:

score: 4
Accepted
time: 0ms
memory: 3968kb

input:

17

output:

17 16 15 16 17 14 17 16 13 16 17 14 17 16 15 16 17 12 17 16 15 16 17 14 17 16 11 16 17 14 17 16 15 16 17 12 17 16 15 16 17 14 17 16 13 16 17 14 17 16 15 16 17 10 17 16 15 16 17 14 17 16 13 16 17 14 17 16 15 16 17 12 17 16 15 16 17 14 17 16 9 16 17 14 17 16 15 16 17 12 17 16 15 16 17 14 17 16 13 16 1...

result:

ok Correct

Test #18:

score: 4
Accepted
time: 0ms
memory: 4584kb

input:

18

output:

18 17 16 17 18 15 18 17 14 17 18 15 18 17 16 17 18 13 18 17 16 17 18 15 18 17 12 17 18 15 18 17 16 17 18 13 18 17 16 17 18 15 18 17 14 17 18 15 18 17 16 17 18 11 18 17 16 17 18 15 18 17 14 17 18 15 18 17 16 17 18 13 18 17 16 17 18 15 18 17 10 17 18 15 18 17 16 17 18 13 18 17 16 17 18 15 18 17 14 17 ...

result:

ok Correct

Test #19:

score: 4
Accepted
time: 3ms
memory: 6520kb

input:

19

output:

19 18 17 18 19 16 19 18 15 18 19 16 19 18 17 18 19 14 19 18 17 18 19 16 19 18 13 18 19 16 19 18 17 18 19 14 19 18 17 18 19 16 19 18 15 18 19 16 19 18 17 18 19 12 19 18 17 18 19 16 19 18 15 18 19 16 19 18 17 18 19 14 19 18 17 18 19 16 19 18 11 18 19 16 19 18 17 18 19 14 19 18 17 18 19 16 19 18 15 18 ...

result:

ok Correct

Test #20:

score: 4
Accepted
time: 13ms
memory: 10952kb

input:

20

output:

20 19 18 19 20 17 20 19 16 19 20 17 20 19 18 19 20 15 20 19 18 19 20 17 20 19 14 19 20 17 20 19 18 19 20 15 20 19 18 19 20 17 20 19 16 19 20 17 20 19 18 19 20 13 20 19 18 19 20 17 20 19 16 19 20 17 20 19 18 19 20 15 20 19 18 19 20 17 20 19 12 19 20 17 20 19 18 19 20 15 20 19 18 19 20 17 20 19 16 19 ...

result:

ok Correct

Test #21:

score: 4
Accepted
time: 17ms
memory: 17916kb

input:

21

output:

21 20 19 20 21 18 21 20 17 20 21 18 21 20 19 20 21 16 21 20 19 20 21 18 21 20 15 20 21 18 21 20 19 20 21 16 21 20 19 20 21 18 21 20 17 20 21 18 21 20 19 20 21 14 21 20 19 20 21 18 21 20 17 20 21 18 21 20 19 20 21 16 21 20 19 20 21 18 21 20 13 20 21 18 21 20 19 20 21 16 21 20 19 20 21 18 21 20 17 20 ...

result:

ok Correct

Test #22:

score: 4
Accepted
time: 42ms
memory: 29580kb

input:

22

output:

22 21 20 21 22 19 22 21 18 21 22 19 22 21 20 21 22 17 22 21 20 21 22 19 22 21 16 21 22 19 22 21 20 21 22 17 22 21 20 21 22 19 22 21 18 21 22 19 22 21 20 21 22 15 22 21 20 21 22 19 22 21 18 21 22 19 22 21 20 21 22 17 22 21 20 21 22 19 22 21 14 21 22 19 22 21 20 21 22 17 22 21 20 21 22 19 22 21 18 21 ...

result:

ok Correct

Test #23:

score: 4
Accepted
time: 59ms
memory: 60568kb

input:

23

output:

23 22 21 22 23 20 23 22 19 22 23 20 23 22 21 22 23 18 23 22 21 22 23 20 23 22 17 22 23 20 23 22 21 22 23 18 23 22 21 22 23 20 23 22 19 22 23 20 23 22 21 22 23 16 23 22 21 22 23 20 23 22 19 22 23 20 23 22 21 22 23 18 23 22 21 22 23 20 23 22 15 22 23 20 23 22 21 22 23 18 23 22 21 22 23 20 23 22 19 22 ...

result:

ok Correct

Test #24:

score: 4
Accepted
time: 125ms
memory: 102608kb

input:

24

output:

24 23 22 23 24 21 24 23 20 23 24 21 24 23 22 23 24 19 24 23 22 23 24 21 24 23 18 23 24 21 24 23 22 23 24 19 24 23 22 23 24 21 24 23 20 23 24 21 24 23 22 23 24 17 24 23 22 23 24 21 24 23 20 23 24 21 24 23 22 23 24 19 24 23 22 23 24 21 24 23 16 23 24 21 24 23 22 23 24 19 24 23 22 23 24 21 24 23 20 23 ...

result:

ok Correct

Test #25:

score: 4
Accepted
time: 292ms
memory: 232680kb

input:

25

output:

25 24 23 24 25 22 25 24 21 24 25 22 25 24 23 24 25 20 25 24 23 24 25 22 25 24 19 24 25 22 25 24 23 24 25 20 25 24 23 24 25 22 25 24 21 24 25 22 25 24 23 24 25 18 25 24 23 24 25 22 25 24 21 24 25 22 25 24 23 24 25 20 25 24 23 24 25 22 25 24 17 24 25 22 25 24 23 24 25 20 25 24 23 24 25 22 25 24 21 24 ...

result:

ok Correct