d = (a+b)*b 也行
所有跟帖:
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a,b,c are redundant. Any a can solve b,c,d and e.
-小二哥李白-
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05/27/2021 postreply
18:19:43
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不明觉厉,赞!
-爪四哥-
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05/27/2021 postreply
18:46:13