The answer should be 4 . B" m% T# {, b! m, H( ~# z% j+ ltvb now,tvbnow,bttvbIt's because the number 8,6,4 and 0 are exactly the combination of numbers found in 24680=4作者: gm3stevens 時間: 2012-6-23 11:28 AM
Hey, where's the answer?作者: jix0509 時間: 2012-6-23 12:09 PM