因為原題有除二,平方除4。如果原題除三,就要3k,3k+1,和3k+2 了
所有跟帖:
• 謝謝,還是紫檀牛人太多了,分分鍾就可以寫出這麽詳細的答案,還有算法。 -Pilsung- ♂ (224 bytes) () 08/07/2023 postreply 18:49:46
• 謝謝,還是紫檀牛人太多了,分分鍾就可以寫出這麽詳細的答案,還有算法。 -Pilsung- ♂ (224 bytes) () 08/07/2023 postreply 18:49:46
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