func_code_string: #include <bits/stdc++.h>   using namespace std;   int minn(int, int, int);   int main() {     int x1, x2, x3;     cin >> x1 >> x2 >> x3;     int d1 = abs(x2 - x1) + abs(x3 - x1);     int d2 = abs(x1 - x2) + abs(x3 - x2);     int d3 = abs(x3 - x1) + abs(x3 - x2);     cout << minn(d1, d2, d3) << endl;     return 0;   }   int minn(int a, int b, int c) {     int m = a;     if (b < m) m = b;     if (c < m) m = c;     return m;   }   