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

ans = H * W
d = dict()
for _ in range(Q):
    y,x = map(int,input().split())
    if x not in d:
        d[x] = y
        ans -= H - y + 1
    else:
        u = d[x]
        if u <= y:
            pass
        else:
            d[x] = y
            ans -= u - y
    print(ans)