RyanC

原帖由 twinsdragon 於 2007-10-13 05:40 PM 發表
$ L# e3 u7 z& v: i) N11x + 5y = 100 Formula 5

) B& ^! z3 U7 {/ a0 t1 ^1 r, i
11X must be 0 or multiple of 5
3 s2 O( V! F& _  y( I3 G8 \& j# e5.39.217.77:8898that meanz x must be 0 or 5