#include <bits/stdc++.h>
#define rep(i, n) for (int i = 0; i < (n); ++i)
using namespace std;
using ll = long long;

int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    ll H, W, Q;
    cin >> H >> W >> Q;
    unordered_map<ll, ll> mp;
    ll ans = H * W;
    rep(q, Q) {
        int y, x;
        cin >> y >> x;
        --y;
        --x;
        if (mp.find(x) == mp.end()) {
            ans -= (H - y);
            mp[x] = y;
        } else if (mp[x] > y) {
            ans -= (mp[x] - y);
            mp[x] = y;
        }
        cout << ans << "\n";
    }

    return 0;
}