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

int main(){
    int n;
    cin >> n;
    int max = 0;
    int answer = 0;
    for(int i = 0;i<n;i++){
        int a;
        cin >> a;
        if( max > a){
            answer++;
        }
        else{
            max = a;
        }
    }
    cout << answer << endl;
}