Untitled

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

int main() {

	int a,past,count = 0;

	cin >> a;
	past = a;

	while (a != 0) {
		cin >> a;

		if (a > past && a != 0) {
			count += 1;
		}
		past = a;
	}
	cout << count;
}