#include <algorithm>
#include <cstdlib>
#include <ios>
#include <iostream>

using namespace std;
using ll = long long;

int main() {
  ios::sync_with_stdio(false);
  cin.tie(nullptr);

  int T;
  cin >> T;

  while (T--) {
    ll Sx, Sy, Tx, Ty;
    cin >> Sx >> Sy >> Tx >> Ty;

    ll ans = 1ll << 60;
    for (ll y = 0; y < 60; y++) {
      ans = min(ans, abs(Sx - Tx) + abs(Sy - y) + abs(Ty - y));
      Sx /= 2;
      Tx /= 2;
    }
    if (60 <= Sy || 60 <= Ty) ans = min(ans, abs(Sy - Ty));
    cout << ans << '\n';
  }
}