three dice.cpp

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

void solve() {
    double x, y; cin >> x >> y;
    double pos;
    double ans = x+y;
    if(ans >=6) cout << "0" << endl;
    double c = 6 - ans;
    cout << c/6 << endl;



}

int main() {
    int t; cin >> t;
     while(t--) {
         solve();

     }
    }