H, W, Q = map(int, input().split())
from collections import defaultdict
matrix = [['.']*W for _ in range(H)]
ans = []
for _ in range(Q):
    y, x = map(int, input().split())
    for i in range(y-1, H):
        matrix[i][x-1] = '#'
    dict = defaultdict(int)
    for h in range(H):
        for w in range(W):
            if matrix[h][w]=='.':
                dict['.'] += 1
    ans.append(dict['.'])

[print(i) for i in ans]