func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int t;     cin >> t;     while (t > 0) {       int a[3];       for (int i = 0; i < 3; i++) {         cin >> a[i];       }       sort(a, a + 3);       long c;       if (a[0] == a[1] && a[1] == a[2])         c = 0;       else if (a[0] == a[1] && a[2] - a[0] > 1) {         c = (a[2] - 1) * 2 - (a[0] + a[1] + 2);       } else if (a[0] == a[1] && a[2] - a[0] == 1) {         c = 0;       } else if (a[1] == a[2] && a[2] - a[0] > 1) {         c = (a[1] + a[2] - 2) - (a[0] + 1) * 2;       } else if (a[1] == a[2] && a[2] - a[0] == 1) {         c = 0;       } else {         c = a[1] - a[0] - 1 + a[2] - 1 - a[1] + a[2] - a[0] - 2;       }       cout << c <<   n ;       t--;     }   }   