import java.util.*;

public class Main {
	public static void main (String[] args) {
		Scanner sc = new Scanner(System.in);
		int h = sc.nextInt();
		int w = sc.nextInt();
		long ans = (long)h * w;
		HashMap<Integer, Integer> places = new HashMap<>();
		int q = sc.nextInt();
		StringBuilder sb = new StringBuilder();
		for (int i = 0; i < q; i++) {
		    int y = sc.nextInt();
		    int x = sc.nextInt();
		    if (places.containsKey(x)) {
		        if (places.get(x) > y) {
		            ans += y - places.get(x);
		            places.put(x, y);
		        }
		    } else {
		        ans += y - h - 1;
		        places.put(x, y);
		    }
		    sb.append(ans).append("\n");
		}
		System.out.print(sb);
	}
}