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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
#556806#9237. Messagezhouhuanyi0 318ms4096kbC++173.6kb2024-09-10 21:07:412024-09-10 21:07:43

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你现在查看的是最新测评结果

  • [2024-09-10 21:07:43]
  • 评测
  • 测评结果:0
  • 用时:318ms
  • 内存:4096kb
  • [2024-09-10 21:07:41]
  • 提交

answer

#include "message.h"
#include<iostream>
#include<cstdio>
#include<cstdlib>
#define N 32
using namespace std;
const __int128 mod=((__int128)(1)<<69)-19;
int r[32],rd[30][32],tong[N+1],length;
bool used[32],delta[1025],nprime[N+1],vis[1<<16];
unsigned long long seed;
bool get_rand()
{
	seed^=(seed<<7);
	seed^=(seed<<13);
	seed^=(seed>>19);
	return seed&1;
}
void send_message(std::vector<bool> M, std::vector<bool> C)
{
	int ps=-1,rst=0,rst2=0;
	vector<bool>p;
	seed=998244353;
	for (int i=1;i<=10;++i)
		for (int j=0;j<=30;++j)
			rd[i][j]=get_rand();
	for (int i=0;i<=1024;++i) delta[i]=0;
	for (int i=0;i<M.size();++i) delta[i]=M[i];
	delta[M.size()]=1,length=0;
	for (int i=1;i<=N;++i) nprime[i]=0;
	for (int i=2;i<=N;++i)
		if (!nprime[i])
		{
			for (int j=(i<<1);j<=N;j+=i) nprime[j]=1;
		}
	for (int i=N;i>=2;--i)
		if (!nprime[i])
		{
			for (int j=1;j<=4;++j)
				if (length+1<=31)
					tong[++length]=i;
		}
	for (int i=0;i<=15;++i)
		if (!C[i])
			rst|=(1<<i);
	for (int i=16;i<=30;++i)
		if (!C[i])
			rst2|=(1<<(i-16));
	for (int i=1;i<=5;++i)
	{
		p.clear();
		for (int j=0;j<=30;++j)
		{
			if (!C[j]) p.push_back((((rst%tong[j+1])>>(i-1))&1)^rd[i][j]);
			else p.push_back(get_rand());
		}
		send_packet(p);
	}
	for (int i=1;i<=5;++i)
	{
		p.clear();
		for (int j=0;j<=30;++j)
		{
			if (!C[j]) p.push_back((((rst2%tong[j+1])>>(i-1))&1)^rd[i+5][j]);
			else p.push_back(get_rand());
		}
		send_packet(p);
	}
	for (int i=1;i<=66;++i)
	{
		p.clear();
		for (int j=0;j<=30;++j)
		{
			if (C[j]) p.push_back(get_rand());
			else if (ps+1<=1024) p.push_back(delta[++ps]);
			else p.push_back(get_rand());
		}
		send_packet(p);
	}
	return;
}
std::vector<bool> receive_message(std::vector<std::vector<bool>> R)
{
	int ps=-1,rst=-1,rst2=-1,cnt;
	vector<bool>p;
	vector<int>A;
	vector<int>B;
	seed=998244353;
	for (int i=1;i<=10;++i)
		for (int j=0;j<=30;++j)
			rd[i][j]=get_rand();
	for (int i=0;i<=1024;++i) delta[i]=0;
	length=0;
	for (int i=1;i<=N;++i) nprime[i]=0;
	for (int i=2;i<=N;++i)
		if (!nprime[i])
		{
			for (int j=(i<<1);j<=N;j+=i) nprime[j]=1;
		}
	for (int i=N;i>=2;--i)
		if (!nprime[i])
		{
			for (int j=1;j<=4;++j)
				if (length+1<=31)
					tong[++length]=i;
		}
	for (int i=0;i<=1024;++i) delta[i]=0;
	for (int i=1;i<=31;++i) r[i]=0;
	for (int i=1;i<=5;++i)
		for (int j=0;j<=30;++j)
			if (R[i+4][j]^rd[i+5][j])
				r[j+1]|=(1<<(i-1));
	for (int i=0;i<(1<<15);++i) vis[i]=0;
	for (int i=1;i<=31&&rst2==-1;++i)
		for (int j=r[i];j<(1<<15);j+=tong[i])
			if (!vis[j])
			{
				vis[j]=1,cnt=0;
				for (int k=1;k<=31;++k) cnt+=(j%tong[k]==r[k]);
				if (cnt>=16)
				{
					rst2=j;
					break;
				}
			}
	for (int i=1;i<=31;++i) r[i]=0;
	for (int i=1;i<=5;++i)
		for (int j=0;j<=30;++j)
			if (R[i-1][j]^rd[i][j])
				r[j+1]|=(1<<(i-1));
	for (int i=0;i<(1<<16);++i) vis[i]=0;
	for (int i=1;i<=31&&rst==-1;++i)
		for (int j=r[i];j<(1<<16);j+=tong[i])
			if (!vis[j]&&__builtin_popcount(j)+__builtin_popcount(rst2)==16)
			{
				vis[j]=1,cnt=0;
				for (int k=1;k<=31;++k) cnt+=(j%tong[k]==r[k]);
				if (cnt>=16)
				{
					rst=j;
					break;
				}
			}
	for (int i=1;i<=31;++i) r[i]=0;
	for (int i=1;i<=5;++i)
		for (int j=0;j<=30;++j)
			if (R[i+4][j]^rd[i+5][j])
				r[j+1]|=(1<<(i-1));
	for (int i=0;i<=15;++i) used[i]=(rst>>i)&1;
	for (int i=16;i<=30;++i) used[i]=(rst2>>(i-16))&1;
	for (int i=1;i<=66;++i)
		for (int j=0;j<=30;++j)
			if (used[j]&&ps+1<=1024)
				delta[++ps]=R[i+9][j];
	for (int i=ps;i>=0;--i)
		if (delta[i])
		{
			for (int j=0;j<=i-1;++j) p.push_back(delta[j]);
			break;
		}
	return p;
}

详细

Subtask #1:

score: 0
Wrong Answer

Test #1:

score: 5.987
Acceptable Answer
time: 291ms
memory: 3844kb

Manager to Aisha


Aisha to Manager


Manager to Basma


Basma to Manager


Manager to Checker

0.5987

result:

points 0.5987

Test #2:

score: 5.987
Acceptable Answer
time: 265ms
memory: 3932kb

Manager to Aisha


Aisha to Manager


Manager to Basma


Basma to Manager


Manager to Checker

0.5987

result:

points 0.5987

Test #3:

score: 5.987
Acceptable Answer
time: 270ms
memory: 3900kb

Manager to Aisha


Aisha to Manager


Manager to Basma


Basma to Manager


Manager to Checker

0.5987

result:

points 0.5987

Test #4:

score: 5.987
Acceptable Answer
time: 276ms
memory: 4096kb

Manager to Aisha


Aisha to Manager


Manager to Basma


Basma to Manager


Manager to Checker

0.5987

result:

points 0.5987

Test #5:

score: 0
Wrong Answer
time: 129ms
memory: 3904kb

Manager to Aisha


Aisha to Manager


Manager to Basma


Basma to Manager


Manager to Checker

0
ing with message 'decoded message is incorrect'
Sending secret with code DIE to mgr2sol[1]
Quitting with result code 1

result:

wrong output format Extra information in the output file

Subtask #2:

score: 0
Instance #0 Time Limit Exceeded

Test #8:

score: 53.883
Acceptable Answer
time: 283ms
memory: 3904kb

Manager to Aisha


Aisha to Manager


Manager to Basma


Basma to Manager


Manager to Checker

0.5987

result:

points 0.5987

Test #9:

score: 53.883
Acceptable Answer
time: 270ms
memory: 4060kb

Manager to Aisha


Aisha to Manager


Manager to Basma


Basma to Manager


Manager to Checker

0.5987

result:

points 0.5987

Test #10:

score: 53.883
Acceptable Answer
time: 318ms
memory: 3876kb

Manager to Aisha


Aisha to Manager


Manager to Basma


Basma to Manager


Manager to Checker

0.5987

result:

points 0.5987

Test #11:

score: 0
Instance #0 Time Limit Exceeded

Manager to Aisha


Aisha to Manager


Manager to Basma


Basma to Manager


Manager to Checker

0
ing with message 'manual RTE, cant read int from grader'
Sending secret with code DIE to mgr2sol[1]
Quitting with result code 1

result: