from collections import defaultdict
D = defaultdict(int)
H, W, Q = map(int, input().split())
s = H * W
for _ in range(Q):
    i, j = map(int, input().split())
    i, j = H - i + 1, j - 1
    if i > D[j]:
        s -= i - D[j]
        D[j] = i
    print(s)