func_code_string: #include <bits/stdc++.h>   #define ll long long int   using namespace std;      int main() {         ll t;    cin>>t;    while(t--)    {       ll x,y;       cin>>x>>y;       if(x==y)       {           cout<<x+y<<  n ;       }       else       {           cout<<2*max(x,y)-1<<  n ;       }    }    return 0;   }   