I agree 潘sir講10個八次方有成億個組合 as below.... $ X9 c7 j/ E2 j* o$ twww2.tvboxnow.com, E/ q9 ~6 s. h: ]& u) P a3 k& V
0-9有十個numbers2 z K R7 ?- k; w
八個數目字password 組合係... - \ X; U3 I( J9 C0-9x0-9x0-9x0-9x0-9x0-9x0-9x0-9=10 power 8=100000000=一億) f' V: m }, @ r
$ f' h2 c) X/ P* s! X$ O, P3 JMaybe some people not agree, such my point of view ....:-P