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                            答案：最少2次。
先分成【3】、【3】、【2】三份
第一次：【3】和【3】先稱，
第二次：若相同重量，再去稱【2】
若不在再去稱較重的【3】任意兩個即可判斷出最重的那個。
                    
                
        
                
            
        
                
    
                
    
                
        
                
    
                

                







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