제출 #434595

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
434595	2021-06-21 12:37:35	egekabas	Data Transfer (IOI19_transfer)	C++14	80 / 100	538 ms	2480 KiB

transfer

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#include <bits/stdc++.h>
#define ff first
#define ss second
#define mp make_pair
#define pb push_back
#define all(x) (x).begin(), (x).end()
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
std::vector<int> get_attachment(std::vector<int> source) {
  int n = source.size(), k;
  if(n == 63)
    k = 7;
  else
    k = 9;
  
  vector<int> ret(k);
  for(int i = 0; i < n; ++i){
    for(int j = 0; j < (k-1); ++j)
      if((1<<j)&i)
        ret[j] ^= source[i];
    ret[k-1] ^= source[i];
  }
  int val = 0;
  for(auto u : ret)
    val ^= u;
  ret.pb(val);
  return ret;
 
 
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• Subtask 1: 48 / 60
• Subtask 2: 32 / 40