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

temp = {}
ans = H*W
for i in range(Q):
    y, x = map(int, input().split())
    if x not in temp:
        temp[x] = y
        ans -= H-y+1
    else:
        if temp[x] > y:
            ans -= temp[x]-y
            temp[x] = y
    print(ans)