Submission #1227313

#TimeUsernameProblemLanguageResultExecution timeMemory
1227313PVM_pvmMessage (IOI24_message)C++20
43.96 / 100
404 ms876 KiB
#include "message.h"
#include<bits/stdc++.h>
using namespace std;
long long tqh[35]=
{2098235785,1833209570,702974576,2145145017,104111503,821153329,201586094,335027288,1833581027,747578323,1518308406,161137307,1772471568,1506816378,384088618,609463401,837955448,32752823,1688170702,1847179684,1065145532,1009492315,1785130714,1578552377,1585549857,317201888,1388085784,652342536,909725261,961012902,1946651328,38514430,201366651,1299076538,806688678};
void send_message(vector<bool> M, vector<bool> C) {
    srand(144);
    vector<bool> razkrit(31);
    for (int q=0;q<31;q++) razkrit[q]=!C[q];
    int klk=16;
    for (int w=0;w<35;w++)
    {
        vector<bool> msg(31);
        for (int q=0;q<31;q++)
        {
            if (C[q])
            {
                int klk=(tqh[w]>>q)%2;
                if (w%2==1) klk=1-klk;
                msg[q]=klk;
            }
            else
            {
                int klk=(tqh[w]>>q)%2;
                msg[q]=klk;
            }
        }
        vector<bool> rsp=send_packet(msg);
        for (int q=0;q<31;q++)
        {
            if (rsp[q]!=((tqh[w]>>q)%2))
            {
                if (razkrit[q]) continue;
                razkrit[q]=1;
                klk++;
            }
        }
        if (klk==31) {
            //cerr<<w<<" s\n";
            break;
        }
    }
    int len=M.size();
    int br=0;
    vector<bool> dylz(31);
    for (int q=0;q<31;q++)
    {
        if (C[q]) dylz[q]=0;
        else
        {
            dylz[q]=len%2;
            len/=2;
        }
    }
    send_packet(dylz);
    len=M.size();
    for (int cur=0;cur<len;)
    {
        vector<bool> syob(31);
        for (int q=0;q<31;q++)
        {
            if (C[q]) syob[q]=0;
            else
            {
                if (cur==len) syob[q]=0;
                else
                {
                    syob[q]=M[cur];
                    cur++;
                }
            }
        }
        send_packet(syob);
    }
}

vector<bool> receive_message(vector<vector<bool>> R) {
    vector<bool> otg;
    vector<bool> razkrit(31);
    int klk=0;
    int sl;
    for (int w=0;w<35;w++)
    {
        for (int q=0;q<31;q++)
        {
            if (R[w][q]!=((tqh[w]>>q)%2))
            {
                if (razkrit[q]) continue;
                razkrit[q]=1;
                klk++;
            }
        }
        if (klk==15)
        {
            sl=w+1;
            //cerr<<w<<" r\n";
            break;
        }
    }
    int dlz=0;
    int br=0;
    for (int q=0;q<31;q++)
    {
        if (razkrit[q]) continue;
        dlz+=R[sl][q]*(1<<br);
        br++;
    }
    //cout<<dlz<<" e dylg\n";
    int cur=0;
    for (int w=sl+1;w<R.size();w++)
    {
        for (int q=0;q<31;q++)
        {
            if (razkrit[q]) continue;
            if (cur==dlz) continue;
            otg.push_back(R[w][q]);
            cur++;
        }
    }
    return otg;
}
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