#include <bits/stdc++.h>
using namespace std;
#define REP(i,a,n) for(int i=(a); i<(int)(n); i++)
#define rep(i,n) REP(i,0,n)
#define FOR(it,c) for(__typeof((c).begin()) it=(c).begin(); it!=(c).end(); ++it)
#define ALLOF(c) (c).begin(), (c).end()
typedef long long ll;
typedef unsigned long long ull;


int main(){
  ll H, W, Q;
  cin >> H >> W >> Q;

  unordered_map<ll,ll> memo;
  
  ll ret = H * W;
  rep(q,Q){
    ll y, x;
    cin >> y >> x;

    ll idx = memo[x];
    
    if(idx == 0) idx = H+1;

    if(y < idx){
      ret -= idx-1;
      ret += y-1;
      memo[x] = y;
    }
    cout << ret << endl;
  }
  
  return 0;
}