Day 29: Bitwise AND

#include <cmath>
#include <cstdio>
#include <vector>
#include <iostream>
#include <algorithm>
using namespace std;

int main()
{


int test;
cin>>test;
for (int r = 0; r < test; r++)
{
   


    int num=0,k=0;
     cin >> num>>k;

    int array [num];

    for (int i = 0; i < num; i++)
    {
        array[i]=0;
         array[i]=i+1;
    }
        int j =0 ;
    int andorp=0;
    int a=0,b=0;
    int com = 0;
    for (int i = 0; i < num -1; i++)
    {
        for ( j = i; j < num; j++)
        {
            if(j==i){continue;}
            a =array[i];
            b = array[j];
            andorp = a&b;
            if(andorp>com&&andorp<k){ com = andorp; } 
        }
        
        
    }

   cout<<com<<endl;

}

    return 0;
}