Submission #626104

#TimeUsernameProblemLanguageResultExecution timeMemory
626104Black_GhostPrisoner Challenge (IOI22_prison)C++17
10 / 100
7 ms724 KiB
#include "prison.h"
#include <bits/stdc++.h>
#include <vector>
#define pb push_back
using namespace std;
std::vector<std::vector<int>> devise_strategy(int N) {
  int n=N;
  std::vector<std::vector<int>> v;
  vector<int> newv;
  // 0 1-9 
  newv.pb(0);
  /*1-9
  10-18
  19-26*/
  for(int i=1;i<=n;i++){
      int s=256;
      if((s&i))
      newv.pb(9);
      else
        newv.pb(18);
  }
  v.pb(newv);
  newv.clear();
  for(int k=1;k<=9;k++){
    newv.pb(1);
    for(int i=1;i<=n;i++){
        int y=pow(2,k-1);
        if((y&i))
          newv.pb(18+k-1);
        else
          newv.pb(-2);
    }
    v.pb(newv);
    newv.clear();
  }
  for(int k=10;k<=18;k++){
    newv.pb(1);
    for(int i=1;i<=n;i++){
        int y=pow(2,k-10);
        if((y&i))
          newv.pb(-1);
        else
          newv.pb(18+k-10);
    }
    v.pb(newv);
    newv.clear();
  }
  for(int k=19;k<=26;k++){
      newv.pb(0);
       for(int i=1;i<=n;i++){
        int y=pow(2,k-19);
        if((y&i))
          newv.pb(k-18);
        else
          newv.pb(k-9);
    }
    v.pb(newv);
    newv.clear();
  }

  return v;
}
/*
8   8 16

8   8 16 
*/
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