/**
 * Author : RDP
 * There are no two words in the English language more harmful than "good job".
 * 1729 ;)
**/
#include <iostream>
#include <sstream>
#include <cstdio>
#include <cmath>
#include <cstring>
#include <cctype>
#include <string>
#include <vector>
#include <list>
#include <set>
#include <map>
#include <unordered_map>
#include <unordered_set>
#include <utility>
#include <queue>
#include <stack>
#include <algorithm>
#include <functional>
#include <bitset>
#include <iomanip>
#include <cassert>
#include <numeric>
using namespace std;
using ll = long long;
#define endl '\n'
void debug_out() { cerr << endl; }
template <typename Head, typename... Tail>
void debug_out(Head H, Tail... T) 
{
  cerr << " " << to_string(H);
  debug_out(T...);
}
#define debug(...) cerr << "[" << #__VA_ARGS__ << "]:", debug_out(__VA_ARGS__)
#define FAST_IO ios::sync_with_stdio(0); std::cin.tie(0); std::cout.tie(0);
#define bp(x) __builtin_popcount(x)
#define zf(x) __builtin_clz(x)
#define zl(x) __builtin_ctz(x)
#define par(x) __bultin_parity(x)
#define all(x) (x).begin(), (x).end()
/* **************************************************************************************** */

void test_case()
{
    ll x, y;
    cin >> x >> y;
    ll ans = x + y;
    if(abs(x - y) > 1) 
        ans += abs(x - y) - 1;
    cout << ans << endl;
	return ;
}
int main()
{
	FAST_IO
    int t;
    cin >> t;
    while(t--)
        test_case();
	return 0;
}

