func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int x1, x2, x3;     cin >> x1 >> x2 >> x3;     int min, max;     int t = (x1 < x2) ? x1 : x2;     min = (t < x3) ? t : x3;     t = (x1 > x2) ? x1 : x2;     max = (t > x3) ? t : x3;     cout << max - min;   }   