#include <bits/stdc++.h>
#define endl '\n'
using namespace std;
using ll = long long;

const ll INF = 1LL << 60;

void solve() {
    ll sx, sy, tx, ty;
    cin >> sx >> sy >> tx >> ty;

    if (max(sy, ty) >= 60) {
        cout << abs(ty - sy) << endl;
        return;
    }

    ll ans = INF;
    for (ll y = max(sy, ty); y <= 60; y++) {
        ll cnt = 0;
        cnt += (y - sy) + (y - ty);
        ll px = sx >> y;
        ll qx = tx >> y;
        cnt += abs(qx - px);
        ans = min(ans, cnt);
    }

    cout << ans << endl;
    return;
}

int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    ll T = 1;
    cin >> T;
    while (T--) {
        solve();
    }
    return 0;
}