Help me in solving RATIO2 problem

help
,
1

My issue

do not know how to appraoch this type of problem

My code

#include <bits/stdc++.h>
using namespace std;

int main() {
	// your code goes here
int t;
cin>>t;
while(t--){
    int x,y;
  cin>>x>>y;
 int operation=0;
 while(x<2*y && y<2*x){
     //jb x greater so what we have to do is either x decreses of y is incerase
     if(x>y){
         // y is incerase
         if(y+1<=2*x)y++;
         else x--;
     }
     else{
         if(x+1>=2*y)x++;
         else y--;
     }
     operation++;
 }
  cout<<operation<<endl;
}
return 0;
}

Problem Link: Ratio By 2 Practice Coding Problem