#include<iostream>
using namespace std;

int sort(int arr[], int n){
	int i, j, c;
    	bool swapped;
   	for (i = 0; i < n - 1; i++) {
		swapped = false;
		for (j = 0; j < n - i - 1; j++) {
		    if (arr[j] > arr[j + 1]) {
			int temp = arr[j];
			arr[j] = arr[j + 1];
			arr[j + 1] = temp;
			swapped = true;
			c++;
		    }
		}
		if (swapped == false)
		    break;
    	}
	return c;
}

int main(){

	int t;
	cin >> t;
	for(int i=0;i<t;i++){
		int n;
		cin >> n;
		int c[n];
		for(int j=0;j<n;j++){
			cin >> c[j];
		}
		int a = sort(c, n);
		cout << a <<endl;
	}


}