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时长:00:00更新时间:2020-11-09 07:19:36
CodeforcesRound#219(Div.2)B.MakingSequencesisFun:We'll define S ( n ) for positive integer n as follows: the number of the n 's digits in the decimal base. For example, S (3)=3 , S (114514)=6 . You want to make a consecutive integer sequence starting from number m ( m , m 。1。..
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