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

int minOperationsToEqualize(int A, int B, int C) {
    vector<int> nums = {A, B, C};
    sort(nums.begin(), nums.end());
    int median = nums[1];
    return (abs(A - median) + abs(B - median) + abs(C - median)) / median;
}

int main() {
    int T;
    cin >> T;
    while (T--) {
        int A, B, C;
        cin >> A >> B >> C;
        cout << minOperationsToEqualize(A, B, C) << endl;
    }
    return 0;
}