#include <fstream>
#include <string>
using namespace std;
int I[100][100];
int c, r;
bool view( int a, int b )
{
	bool temp1 = true;
	bool temp2 = true;
	bool temp3 = true;
	bool temp4 = true;
	for (int i = a ; i < r ; i++ )
		if( I[i][b] > I[a][b] )
		{
			temp1 = false;
			break;
		}
	if(temp1) return true;
	for (int i = a ; i >= 0 ; i-- )
		if( I[i][b] > I[a][b] )
		{
			temp2 = false;
			break;
		}
	if(temp2) return true;

	for (int j = b ; j>= 0 ; j-- )
		if( I[a][j] > I[a][b] )
		{
			temp3 = false;
			break;
		}
	if(temp3) return true;
	for (int j = b ; j < c ; j++ )
		if( I[a][j] > I[a][b] )
		{
			temp4 = false;
			break;
		}
	if(temp4) return true;
	return false;
}
int main()
{
	ifstream cin ("problem3.in");
	ofstream cout ("problem3.out");
	int k;
	cin >> k;
	long counter;
	for( int index = 0 ; index < k ; index++ )
	{
		cin >> r >> c;
		for( int i = 0 ; i < r ; i++ )
			for( int j = 0 ; j < c ; j++ )
				cin >> I[i][j];
		counter = 0;
		for( int i = 1 ; i < c-1 ; i++ )
			for( int j = 1 ; j < r-1 ; j++)
				if( !view(i, j) ) counter++;
		cout << counter;
		//***********************
		if(index != k-1) cout << endl;
	}
	cin.close();
	cout.close();
	return 0;
}