#include <vector>
#include "Alice.h"
#include<bits/stdc++.h>

// you may define some global variables, but it does not work if you try to transfer any information from function Alice() to function Bob() through these variables.
// you had better not use the same global variables in function Alice() and in function Bob().

using namespace std;
std::vector<std::pair<int,int>> Alice(){
  long long X=setN(5000);

  vector<pair<int,int>> T;
  int P=100;
  for(int i=1; i<=2500; i++){
    int u=(i-1)%P;
    if(((i-1)/P%2)&&(X>>u&1)||((i-1)/P%2==0)&&(X>>(P-u-1)&1)) T.emplace_back(i,i*2+1);
    else T.emplace_back(i,i*2);
  }
  for(int i=2501; i<5000; i++) T.emplace_back(i,i+1);
  assert(T.size()==4999);
  return T;
}

#include <vector>
#include "Bob.h"

// you may define some global variables, but it does not work if you try to transfer any information from function Alice() to function Bob() through these variables.
// you had better not use the same global variables in function Alice() and in function Bob().

using namespace std;
long long Bob(std::vector<std::pair<int,int>> V){
  long long ret=0;
  for(auto pt:V){
    int x=(pt.first-1)%100,y=(pt.first-1)/100;
    if(pt.second==pt.first*2) continue;
    if(y%2) ret|=(1<<(100-x-1));
    else ret|=(1<<x);
  }
  return ret;
}