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发布时间：2020-12-14 05:08:38 所属栏目：大数据来源：网络整理

导读：Problem Description Bit operation is a common computing method in computer science,Now we have two positive integers? A ?and? B ?,Please find a positive integer? C ?that minimize the value of the formula? ( A ? ? x o r ? ? C ) ? ? ? ? ( B

Problem Description

Bit operation is a common computing method in computer science,Now we have two positive integers?

Input

The input file contains?

Output

For each test case,you should output the answer and a line for each answer.

Sample Input

1 3 5

Sample Output

#include <bits/stdc++.h>

#include <iostream>
#include <algorithm>
#include <cstdio>
#include <string>
#include <cstring>
#include <cstdlib>
#include <map>
#include <vector>
#include <set>
#include <queue>
#include <stack>
#include <cmath>
typedef long long ll;
using namespace std;
const int INT=1e6+5;
#define lson rt<<1,l,m  
#define rson rt<<1|1,m+1,r
#define read(x) scanf("%d",&x)
#define lread(x) scanf("%lld",&x);
#define pt(x) printf("%dn",(x))
#define cn cin>>
#define ct cout<<
#define en <<endl
#define rep(j,k) for (int i = (int)(j); i <= (int)(k); i++)
#define mem(s,t) memset(s,t,sizeof(s))
#define re return 0;


typedef long long ll;

int main()
{
    ll t,n,m,k;
    cn t ;
    while(t--)
    {
        cn n>>m;
        if(n&m) ct (n&m) en;
        else ct 1 en ;

    }
    re 
}

（编辑：李大同）

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