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put six on each side .. take the heaviler side and put three on each side
3 J5 E* s( m5 G+ d- O5.39.217.77:8898take two balls out of the heaviler side and put on each side
$ A) @1 _7 e" p+ x, nTVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。if they r the same the reminder is the heavy ball otherwise u know which one is the heavy ball