A_Two_Vessels.cpp

#include<bits/stdc++.h>
using namespace std;
int main(){
    int t;
    cin>>t;
    while(t--){
        int a,b,c;
        cin>>a>>b>>c;
        
        double A = max(a,b);
        double B = min(a,b);
        int count = 0;
        while(A>B){
            count++;
            double sub = A-B;
            if(sub>=c){
                A = A-c;
                B = B+c;
            }
            else{
                double sub2 = (A-B)/2;
                A = A-sub2;
                B = B+sub2;
            }
        }
        cout<<count<<endl;
    }
}