CSDN Q & A 2022-02-13 08:29:16 阅读数:968
analysis ： The question is to judge which of the following years is not a leap year .
analysis ： The problem is to seek in [2,12) The interval can be 12 The sum of divisible numbers .
The only thing that meets the conditions is 2、3、4、6
So the result is ：f=1+2+3+4+6=16
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