H, W, Q = map(int, input().split())

S = dict()

A = H * W

for _ in range(Q):
    Y, X = map(int, input().split())
    if X not in S:
        A -= (H - Y + 1)
        S[X] = Y
    elif S[X] > Y:
        A -= S[X] - Y
        S[X] = Y
    print(A)