19번

#include<iostream>
#include<vector>
using namespace std;

int main()
{
	int sum = 0;
	int N;
	cin >> N;
	vector<int> arr(N);
	for (int i = 0; i < N; i++)
	{
		cin >> arr[i];
	}
	for (int i = 0; i < N; i++)
	{
		for (int j = i + 1; j < N; j++)
		{
			if (arr[i] > arr[j])
			{
				if (j == N - 1)
				{
					sum++;
				}
				continue;
				
			}
			else break;
		}
	}
	cout << sum;
}