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最新文章列表
MySQL字符串函数:字符串截取
MySQL 字符串截取函数:left(), right(), substring(), substring_index()。还有 mid(), substr()。其中,mid(), substr() 等价于 substring() 函数,substring() 的功能非常强大和灵活。
1. 字符串截取:left(str, length)
mysql> select left('sq ...
HDU 1403 Longest Common Substring .
Longest Common Substring Time Limit: 8000/4000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 1453 Accepted Submission(s): 419 Problem Description Given two ...