func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int n, minn = 1000000, indx;     cin >> n;     int arr[n + 1];     for (int i = 1; i <= n; i++) cin >> arr[i];     for (int i = 1; i < n; i++) {       if (abs(arr[i] - arr[i + 1]) < minn) {         minn = abs(arr[i] - arr[i + 1]);         indx = i;       }     }     if (abs(arr[1] - arr[n]) < minn)       cout << n <<     << 1 << endl;     else       cout << indx <<     << indx + 1 << endl;     return 0;   }   