#include <bits/stdc++.h>
using namespace std;
long long n, q, v, a[100005], ans;

int main() {
	cin >> n >> q >> v;
	for (int i = 1; i <= n; i++) {
		cin >> a[i];
		if (a[i] >= v) ans++;
	}
	for (; q > 0; q--) {
		int x, y;
		cin >> x >> y;
		if (a[x] >= v) ans--;
		a[x] = y;
		if (a[x] >= v) ans++;
	}
	cout << ans << endl;
	return 0;
}