#ifndef hari64
#include <bits/stdc++.h>
// #pragma GCC target("avx2")
// #pragma GCC optimize("O3")
// #pragma GCC optimize("unroll-loops")
#define debug(...)
#else
#include "util/viewer.hpp"
#define debug(...) viewer::_debug(__LINE__, #__VA_ARGS__, __VA_ARGS__)
#endif
using namespace std;
constexpr int INF = 1001001001;
constexpr long long INFll = 1001001001001001001;
template <class T>
bool chmax(T& a, const T& b) {
    return a < b ? a = b, 1 : 0;
}
template <class T>
bool chmin(T& a, const T& b) {
    return a > b ? a = b, 1 : 0;
}

using S =
    tuple<long long, int, tuple<long long, long long, long long, long long>>;

int main() {
    cin.tie(0);
    ios::sync_with_stdio(false);

    int T;
    cin >> T;
    while (T--) {
        long long A, B, C, D;
        cin >> A >> B >> C >> D;
        set<S> seen;
        priority_queue<S, vector<S>, greater<S>> q;
        q.push({0, 0, {A, B, C, D}});
        while (!q.empty()) {
            auto [val, cnt, abcd] = q.top();
            q.pop();
            if (seen.find({val, cnt, abcd}) != seen.end()) {
                continue;
            }
            seen.insert({val, cnt, abcd});
            // debug(val, cnt, abcd);
            auto [a, b, c, d] = abcd;
            if (a == c && b == d) {
                cout << val << endl;
                break;
            }
            if (a + 1 < b && a < 2) {
                q.push({val + 1, cnt, {a + 1, b, c, d}});
            }
            if (a < b - 1) {
                q.push({val + b - 1 - a, cnt, {b - 1, b, c, d}});
            }
            if (b + 1 < a && b < 2) {
                q.push({val + 1, cnt, {a, b + 1, c, d}});
            }
            if (b < a - 1) {
                q.push({val + a - 1 - b, cnt, {a, a - 1, c, d}});
            }
            if (a < c && !(a <= b && b <= c)) {
                q.push({val + c - a, cnt, {c, b, c, d}});
            }
            if (b < d && !(b <= a && a <= d)) {
                q.push({val + d - b, cnt, {a, d, c, d}});
            }
            if (a != 0 && b != 0 && cnt < 5) {
                q.push({val + 1, cnt + 1, {0, b, c, d}});
                q.push({val + 1, cnt + 1, {a, 0, c, d}});
            }
        }
    }

    return 0;
}