3次可称13个,并指出它是过轻或过重:
1, abcde fghij
2, dfgh iabc
3, ...,get it.
由您称38的方法,可称39个.3个1组,递推,n次称可13*3^(n-3)个,并指出它是过轻或过重.
3次可称13个,并指出它是过轻或过重:
1, abcde fghij
2, dfgh iabc
3, ...,get it.
由您称38的方法,可称39个.3个1组,递推,n次称可13*3^(n-3)个,并指出它是过轻或过重.
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