제출 #1137333

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1137333		huutuan	Broken Device 2 (JOI22_device2)	C++20	0 / 100	337 ms	17128 KiB

Anna

#include "Anna.h"
#include <utility>
#include <vector>

#include <bits/stdc++.h>

using namespace std;

namespace Anna_solver{
   const int M=2000;
   int Declare(){
      return M;
   }
   pair<vector<int>, vector<int>> Anna(unsigned long long A){
      mt19937 rng(69420);
      int cnt=(M-1)/128;
      vector<int> v;
      v.push_back(1);
      for (int i=0; i<cnt; ++i){
         vector<int> ord(64); iota(ord.begin(), ord.end(), 0);
         // shuffle(ord.begin(), ord.end(), rng);
         for (int j:ord){
            if (A>>j&1) v.push_back(0);
            v.push_back(1);
         }
      }
      return {vector<int>(v.size(), 0), v};
   }
}

int Declare() {
   return Anna_solver::Declare();
}

std::pair<std::vector<int>, std::vector<int> > Anna(long long A) {
   return Anna_solver::Anna(A);
}

Bruno

#include "Bruno.h"
#include <utility>
#include <vector>

#include <bits/stdc++.h>

using namespace std;

namespace Bruno_solver{
   const int M=2000;
   long long Bruno(vector<int> v){
      mt19937 rng(69420);
      unsigned long long ans=ULONG_MAX;
      int cnt=(M-1)/128;
      vector<int> id, d;
      for (int i=0; i<(int)v.size(); ++i){
         if (v[i]==1) id.push_back(i);
      }
      for (int i=0; i<(int)id.size()-1; ++i){
         d.push_back(id[i+1]-id[i]-1);
      }
      for (int i=0; i<cnt; ++i){
         vector<int> ord(64); iota(ord.begin(), ord.end(), 0);
         // shuffle(ord.begin(), ord.end(), rng);
         unsigned long long a=0;
         for (int j=i*64; j<(i+1)*64; ++j){
            if (d[j]) a|=1ull<<ord[j%64];
         }
         ans&=a;
      }
      return ans;
   }
}

long long Bruno(std::vector<int> u) {
   return Bruno_solver::Bruno(u);
}

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