func_code_string: #include <bits/stdc++.h>   using namespace std;   void pb_200() {     ios_base::sync_with_stdio(0);     cin.tie(0);     cout.tie(0);   }   int32_t main() {     long long int x;     cin >> x;     while (x--) {       long long int n;       cin >> n;       long long int *arr = new long long int[n];       ;       for (long long int i = 0; i < n; ++i) cin >> arr[i];       long long int i = n - 1;       while (i > 0 and arr[i] <= arr[i - 1]) i--;       if (i == 0) {         cout << 0 << endl;         continue;       }       while (i > 0 and arr[i] >= arr[i - 1]) i--;       cout << i << endl;     }   }   