easy, one minutes i solve the problem
$ u0 _! t" ], Tdivide into half, mean 6/ 6
1 Q& I2 q1 s/ ltake the heavier 6 ping pong公仔箱論壇1 n& e$ c; Y& N5 W) S- Y
divide into 3/3, take the heavier 3tvb now,tvbnow,bttvb4 w+ i$ O, O$ N' Z) L
take the the other 3 that have the equal weight, switch each to measure, the most important things is labeling the ping pong so that we can recognize |
發表於 2009-2-8 08:11 PM
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