using System;
using static System.Console;
using System.Linq;
using System.Collections.Generic;

class Program
{
    static int NN => int.Parse(ReadLine());
    static int[] NList => ReadLine().Split().Select(int.Parse).ToArray();
    public static void Main()
    {
        Solve();
    }
    static void Solve()
    {
        var t = NN;
        var ans = new int[t];
        for (var u = 0; u < t; ++u)
        {
            var s = NList;
            ans[u] = Neq(s[0], s[1], s[2], s[3]);
        }
        WriteLine(string.Join("\n", ans));
    }
    static int Neq(int a, int b, int c, int d)
    {
        var ans = int.MaxValue;
        ans = Math.Min(ans, Move(a, b, c, d));
        ans = Math.Min(ans, Move(0, b, c, d) + 1);
        ans = Math.Min(ans, Move(a, 0, c, d) + 1);
        ans = Math.Min(ans, Move(0, 1, c, d) + (a == 1 ? 4 : 3));
        ans = Math.Min(ans, Move(1, 0, c, d) + (b == 1 ? 4 : 3));
        return ans;
    }
    static int Move(int a, int b, int c, int d)
    {
        if (a > c || b > d || (a < b != c < d)) return int.MaxValue - 5;
        return c - a + d - b;
    }
}