Submission #475576

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
475576	2021-09-23 04:22:02	ismoilov	Xoractive (IZhO19_xoractive)	C++14	0 / 100	4 ms	328 KiB

Xoractive

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#include<bits/stdc++.h>
#include "interactive.h"
using namespace std;
typedef long long ll;
#define IOS ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);
vector<int> guess(int n)
{
  int a = ask(1);
  map <int, int> s;
  for(int i = 0; i < 7; i ++){
    vector <int> x;
    for(int j = 1; j < n; j ++)
      if(j >> i & 1)
        x.push_back(j);
    vector <int> c = get_pairwise_xor(x);
    c.push_back(1);
    vector <int> c1 = get_pairwise_xor(x);
    map <int, int> g;
    for(int j : c)
      g[j] --;
    for(int j : c1)
      g[j] ++;
    for(auto it : g)
      if(it.second > 0)
        s[it.first^a] += (1<<i);
  }
  vector <int> ans(n);
  ans[0] = a;
 
 
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• Subtask 1: 0 / 6
• Subtask 2: 0 / 94