func_code_string: #include <bits/stdc++.h>   using namespace std;   signed main() {     ios_base::sync_with_stdio(false);     cin.tie(NULL);     cout.tie(0);     ;     string s;     long long m, x = 0, k = 0;     long long a[3];     for (long long i = 0; i < 3; i++) {       cin >> a[i];     }     sort(a, a + 3);     k = a[2] - a[1] + a[1] - a[0];     cout << k;   }   