183. CODESPTB.cpp

#include<bits/stdc++.h>
using namespace std;

//defined my macro functions
#define max3(a,b,c) max(a,max(b,c))
#define min3(a,b,c) min(a,min(b,c))

//defined my macro strings
#define ENDL "\n"
#define SPACE " "

//defined my constants
const int INF = 0x3f3f3f3f;
const int MOD = 1000000007; //9digits
const double EPS = 1e-8;
const long double EULER = 2.71828182845904523536;   //20digits
const long double PI = 3.14159265358979323846;      //20digits
//float = 7digits, double = 15digits, long double = 21 digits precision

//defined my own datatypes
typedef long long ll;
typedef unsigned long long ull;

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);

    int t;
    cin>>t;
    while(t--)
    {
        int n;
        cin>>n;
        int arr[n];
        for(int i = 0; i < n; i++) cin>>arr[i];
        int ans = 0;
        for(int i = 1; i < n; i++)
        {
            int j = i - 1;
            int temp = arr[i];
            while(j >= 0 && arr[j] > temp)
            {
                arr[j + 1] = arr[j];
                j--;
                ans++;
            }
            arr[j + 1] = temp;
        }
        cout<<ans<<endl;
    }

    return 0;
}