not big deal,careless,3 times are enough for 13 balls

回答: 3 times are enough for 13 ballsjinjing2010-05-02 12:30:37

3 time is enough for 13 balls:

1)abcde fghij if balance,we can get one from klm.not balance(left W)
2)aklm fbcd taking off ej if balance we can get one from ej if left W bad one in af,also can get it.If left L,one weight one is in bcd,we can get weight.

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回複:not big deal,careless,3 times are enough for 13 balls -wushuihe- 給 wushuihe 發送悄悄話 (25 bytes) () 05/03/2010 postreply 01:52:46

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