因為每個數都能被3整除,所以任何幾個數的和也能被3整除,但100被3除餘1
所有跟帖:
• 謝了。 -JIAYANGGUIZI2- ♂ (0 bytes) () 11/30/2014 postreply 17:42:37
• 謝了。 -JIAYANGGUIZI2- ♂ (0 bytes) () 11/30/2014 postreply 17:42:37
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