H, W, Q = map(int, input().split())
min_y = [10**9]*W
for _ in range(Q):
    ans = H*W
    y, x = map(int, input().split())
    min_y[x-1] = min(min_y[x-1], y-1)
    for i in range(W):
        if min_y[i]==10**9:
            continue
        else:
            ans -= H - min_y[i]
    
    print(ans)