import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.util.Arrays;

public class Main {
	public static void main(String[] args) throws Exception {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		String[] sa = br.readLine().split(" ");
		int h = Integer.parseInt(sa[0]);
		int w = Integer.parseInt(sa[1]);
		int q = Integer.parseInt(sa[2]);
		int[] a = new int[w];
		Arrays.fill(a, h);

		long ans = (long) h * w;
		PrintWriter pw = new PrintWriter(System.out);
		for (int i = 0; i < q; i++) {
			sa = br.readLine().split(" ");
			int y = Integer.parseInt(sa[0]) - 1;
			int x = Integer.parseInt(sa[1]) - 1;
			if (y < a[x]) {
				int d = a[x] - y;
				a[x] = y;
				ans -= d;
			}
			pw.println(ans);
		}
		pw.flush();
		br.close();
	}
}