1138 - Trailing Zeroes (III) problem=1138"> problem=1138&language=english&type=pdf">PDF (English) Statistics Forum Time Limit: 2 second(s) Memory Limit: 32 MB You task is to find minimal natural number N, so that N! contains exactl
1138 - Trailing Zeroes (III) PDF (English) Statistics Forum Time Limit: 2 second(s) Memory Limit: 32 MB You task is to find minimal natural number N, so that N! contains exactly Q zeroes on the trail in decimal notation. As you know N! = 1*2*...*N. F
字符串中连续出现最多的子串 & 字符串中最长反复子串 字符串中连续出现最多的子串 & 字符串中最长反复子串,这两个问题都能够用后缀数组来表示,至于后缀数组能够參考编程珠玑P156:后缀数组就是定义一个数组指针,分别指向字符串中的相应位置,例如以下: a b c a b c a b c d e .substr[0] b c a b c a b c d e ....substr[1] c a b c a b c d e .......substr[2] a b c a b c d e ....
--去除字符串末尾的省字,若无省字则无变化 SELECT DISTINCT TRIM('省' FROM PROVINCE) PROVINCE FROM ADDRESS 参考博客: 1,使用oracle函数去掉最后一个字符为逗号的字段 - 忆北——回忆再美好也回不去 - CSDN博客https://blog.csdn.net/lemonran/article/details/7012443