func_code_string: #include <bits/stdc++.h>   int arr1[500005];   using namespace std;   int main() {     int t;     cin >> t;     for (int i = 1; i <= t; i++) {       int a;       cin >> a;       arr1[a] = i;     }     long long int sum = 0;     for (int i = 1; i < t; i++) {       sum += abs(arr1[i] - arr1[i + 1]);     }     cout << sum;     return 0;   }   