對,娃寫答案a*(a+1)
所有跟帖:
• 是,也可以相乘加第一個數 -zaocha2002- ♀ (0 bytes) () 04/29/2024 postreply 12:36:25
• 是,也可以相乘加第一個數 -zaocha2002- ♀ (0 bytes) () 04/29/2024 postreply 12:36:25
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