172. Factorial Trailing Zeroes
摘要:Given an integer n, return the number of trailing zeroes in n!. Note: Your solution should be in logarithmic time complexity. 计算n的阶乘后面有多少0 思路:就是看能被多少个
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posted @ 2016-04-29 15:08
posted @ 2016-04-29 15:08