Codeforces Round #582 (Div. 3) B - Bad Prices

#include<bits/stdc++.h>
using namespace std;
#define sf scanf
#define pf printf
#define pb push_back
#define i64 long long int
const double pi = 2*acos(0) ;
#define mx 10000001
bool status[32000] = {0};
 
int main()
{
    int t;
    cin>>t;
    while(t--)
    {
        int n,i,j;
        cin>>n;
        int arr[n];
        for(i = 0 ; i<n ; i++)
        {
            cin>>arr[i];
        }
        int cnt = 0;
        n--;
        for(i = n ; i>=0 ; i--)
        {
            for(j = i-1 ; j>=0 ; j--)
            {
                if(arr[i]<arr[j]) cnt++;
                else
                {
                    i = j;
                    i++;
                    break;
                }
            }
           if(j==-1) break;
        }
        cout<<cnt<<endl;
 
    }
return 0;
}